diff --git a/config/kernel/kernel.config.armv5tel-ipfire-kirkwood b/config/kernel/kernel.config.armv5tel-ipfire-kirkwood index 67992fd07..133ac1ac9 100644 --- a/config/kernel/kernel.config.armv5tel-ipfire-kirkwood +++ b/config/kernel/kernel.config.armv5tel-ipfire-kirkwood @@ -832,8 +832,6 @@ CONFIG_NET_SCH_DRR=m CONFIG_NET_SCH_MQPRIO=m CONFIG_NET_SCH_CHOKE=m CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m CONFIG_NET_SCH_INGRESS=m # diff --git a/config/kernel/kernel.config.armv5tel-ipfire-omap b/config/kernel/kernel.config.armv5tel-ipfire-omap index 17d510916..08405e29d 100644 --- a/config/kernel/kernel.config.armv5tel-ipfire-omap +++ b/config/kernel/kernel.config.armv5tel-ipfire-omap @@ -924,8 +924,6 @@ CONFIG_NET_SCH_DRR=m CONFIG_NET_SCH_MQPRIO=m CONFIG_NET_SCH_CHOKE=m CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m CONFIG_NET_SCH_INGRESS=m # diff --git a/config/kernel/kernel.config.armv5tel-ipfire-rpi b/config/kernel/kernel.config.armv5tel-ipfire-rpi index 414dd8f16..4d434e01a 100644 --- a/config/kernel/kernel.config.armv5tel-ipfire-rpi +++ b/config/kernel/kernel.config.armv5tel-ipfire-rpi @@ -798,8 +798,6 @@ CONFIG_NET_SCH_DRR=m CONFIG_NET_SCH_MQPRIO=m CONFIG_NET_SCH_CHOKE=m CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m CONFIG_NET_SCH_INGRESS=m # diff --git a/config/kernel/kernel.config.i586-ipfire b/config/kernel/kernel.config.i586-ipfire index 1581ea013..4295eb412 100644 --- a/config/kernel/kernel.config.i586-ipfire +++ b/config/kernel/kernel.config.i586-ipfire @@ -1,6 +1,6 @@ # # Automatically generated file; DO NOT EDIT. -# Linux/i386 3.2.27 Kernel Configuration +# Linux/i386 3.2.20 Kernel Configuration # # CONFIG_64BIT is not set CONFIG_X86_32=y @@ -973,8 +973,6 @@ CONFIG_NET_SCH_DRR=m CONFIG_NET_SCH_MQPRIO=m CONFIG_NET_SCH_CHOKE=m CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m CONFIG_NET_SCH_INGRESS=m # diff --git a/config/kernel/kernel.config.i586-ipfire-pae b/config/kernel/kernel.config.i586-ipfire-pae index 4157b09a9..7186e730d 100644 --- a/config/kernel/kernel.config.i586-ipfire-pae +++ b/config/kernel/kernel.config.i586-ipfire-pae @@ -1,6 +1,6 @@ # # Automatically generated file; DO NOT EDIT. -# Linux/i386 3.2.27 Kernel Configuration +# Linux/i386 2.6.42.20 Kernel Configuration # # CONFIG_64BIT is not set CONFIG_X86_32=y @@ -996,8 +996,6 @@ CONFIG_NET_SCH_DRR=m CONFIG_NET_SCH_MQPRIO=m CONFIG_NET_SCH_CHOKE=m CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m CONFIG_NET_SCH_INGRESS=m # diff --git a/config/rootfiles/common/cmake b/config/rootfiles/common/cmake index 4a1d702c0..81a953958 100644 --- a/config/rootfiles/common/cmake +++ b/config/rootfiles/common/cmake @@ -1,424 +1,421 @@ -#usr/local/bin/ccmake -#usr/local/bin/cmake -#usr/local/bin/cpack -#usr/local/bin/ctest -#usr/local/doc -#usr/local/doc/cmake-2.6 -#usr/local/doc/cmake-2.6/ccmake.docbook 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a/config/rootfiles/common/i586/strongswan-padlock b/config/rootfiles/common/i586/strongswan-padlock new file mode 100644 index 000000000..02aa457d3 --- /dev/null +++ b/config/rootfiles/common/i586/strongswan-padlock @@ -0,0 +1 @@ +usr/lib/ipsec/plugins/libstrongswan-padlock.so diff --git a/config/rootfiles/common/iproute2 b/config/rootfiles/common/iproute2 index 8f179d7f5..f5fe86f20 100644 --- a/config/rootfiles/common/iproute2 +++ b/config/rootfiles/common/iproute2 @@ -1,11 +1,13 @@ #etc/iproute2 etc/iproute2/ematch_map +etc/iproute2/group etc/iproute2/rt_dsfield etc/iproute2/rt_protos etc/iproute2/rt_realms etc/iproute2/rt_scopes etc/iproute2/rt_tables sbin/ctstat +sbin/genl sbin/ifcfg sbin/ifstat sbin/ip @@ -24,7 +26,6 @@ sbin/tc #usr/lib/tc/normal.dist #usr/lib/tc/pareto.dist #usr/lib/tc/paretonormal.dist -#usr/lib/tc/q_netem.so usr/sbin/arpd #usr/share/doc/iproute2 #usr/share/doc/iproute2/SNAPSHOT.tex @@ -50,6 +51,7 @@ usr/sbin/arpd #usr/share/doc/iproute2/examples/diffserv/ef-prio #usr/share/doc/iproute2/examples/diffserv/efcbq #usr/share/doc/iproute2/examples/diffserv/regression-testing +#usr/share/doc/iproute2/examples/gaiconf #usr/share/doc/iproute2/ip-cref.tex #usr/share/doc/iproute2/ip-tunnels.tex #usr/share/doc/iproute2/nstat.sgml @@ -57,16 +59,45 @@ usr/sbin/arpd #usr/share/doc/iproute2/rtstat.sgml #usr/share/doc/iproute2/ss.sgml #usr/share/man/man3/libnetlink.3 +#usr/share/man/man8/arpd.8 +#usr/share/man/man8/ctstat.8 +#usr/share/man/man8/ip-address.8 +#usr/share/man/man8/ip-addrlabel.8 +#usr/share/man/man8/ip-link.8 +#usr/share/man/man8/ip-maddress.8 +#usr/share/man/man8/ip-monitor.8 +#usr/share/man/man8/ip-mroute.8 +#usr/share/man/man8/ip-neighbour.8 +#usr/share/man/man8/ip-netns.8 +#usr/share/man/man8/ip-ntable.8 +#usr/share/man/man8/ip-route.8 +#usr/share/man/man8/ip-rule.8 +#usr/share/man/man8/ip-tunnel.8 +#usr/share/man/man8/ip-xfrm.8 #usr/share/man/man8/ip.8 +#usr/share/man/man8/lnstat.8 +#usr/share/man/man8/nstat.8 +#usr/share/man/man8/routef.8 +#usr/share/man/man8/routel.8 +#usr/share/man/man8/rtacct.8 +#usr/share/man/man8/rtmon.8 +#usr/share/man/man8/rtstat.8 +#usr/share/man/man8/ss.8 #usr/share/man/man8/tc-bfifo.8 #usr/share/man/man8/tc-cbq-details.8 #usr/share/man/man8/tc-cbq.8 +#usr/share/man/man8/tc-choke.8 +#usr/share/man/man8/tc-drr.8 +#usr/share/man/man8/tc-hfsc.8 #usr/share/man/man8/tc-htb.8 -#usr/share/man/man8/tc-pbfifo.8 +#usr/share/man/man8/tc-netem.8 #usr/share/man/man8/tc-pfifo.8 #usr/share/man/man8/tc-pfifo_fast.8 #usr/share/man/man8/tc-prio.8 #usr/share/man/man8/tc-red.8 +#usr/share/man/man8/tc-sfb.8 #usr/share/man/man8/tc-sfq.8 +#usr/share/man/man8/tc-stab.8 #usr/share/man/man8/tc-tbf.8 #usr/share/man/man8/tc.8 +var/lib/arpd diff --git a/config/rootfiles/common/pcre b/config/rootfiles/common/pcre index d031bd3dd..5c292700c 100644 --- a/config/rootfiles/common/pcre +++ b/config/rootfiles/common/pcre @@ -1,5 +1,3 @@ -lib/libpcre.so.0 -lib/libpcre.so.0.0.1 #usr/bin/pcre-config #usr/bin/pcregrep #usr/bin/pcretest @@ -9,57 +7,21 @@ lib/libpcre.so.0.0.1 #usr/include/pcrecpp.h #usr/include/pcrecpparg.h #usr/include/pcreposix.h -#usr/lib/libpcre.a #usr/lib/libpcre.la usr/lib/libpcre.so -#usr/lib/libpcrecpp.a +usr/lib/libpcre.so.1 +usr/lib/libpcre.so.1.0.1 #usr/lib/libpcrecpp.la usr/lib/libpcrecpp.so usr/lib/libpcrecpp.so.0 usr/lib/libpcrecpp.so.0.0.0 -#usr/lib/libpcreposix.a #usr/lib/libpcreposix.la usr/lib/libpcreposix.so usr/lib/libpcreposix.so.0 -usr/lib/libpcreposix.so.0.0.0 +usr/lib/libpcreposix.so.0.0.1 #usr/lib/pkgconfig/libpcre.pc -#usr/man/man1/pcregrep.1 -#usr/man/man1/pcretest.1 -#usr/man/man3/pcre.3 -#usr/man/man3/pcre_compile.3 -#usr/man/man3/pcre_compile2.3 -#usr/man/man3/pcre_config.3 -#usr/man/man3/pcre_copy_named_substring.3 -#usr/man/man3/pcre_copy_substring.3 -#usr/man/man3/pcre_dfa_exec.3 -#usr/man/man3/pcre_exec.3 -#usr/man/man3/pcre_free_substring.3 -#usr/man/man3/pcre_free_substring_list.3 -#usr/man/man3/pcre_fullinfo.3 -#usr/man/man3/pcre_get_named_substring.3 -#usr/man/man3/pcre_get_stringnumber.3 -#usr/man/man3/pcre_get_stringtable_entries.3 -#usr/man/man3/pcre_get_substring.3 -#usr/man/man3/pcre_get_substring_list.3 -#usr/man/man3/pcre_info.3 -#usr/man/man3/pcre_maketables.3 -#usr/man/man3/pcre_refcount.3 -#usr/man/man3/pcre_study.3 -#usr/man/man3/pcre_version.3 -#usr/man/man3/pcreapi.3 -#usr/man/man3/pcrebuild.3 -#usr/man/man3/pcrecallout.3 -#usr/man/man3/pcrecompat.3 -#usr/man/man3/pcrecpp.3 -#usr/man/man3/pcrematching.3 -#usr/man/man3/pcrepartial.3 -#usr/man/man3/pcrepattern.3 -#usr/man/man3/pcreperform.3 -#usr/man/man3/pcreposix.3 -#usr/man/man3/pcreprecompile.3 -#usr/man/man3/pcresample.3 -#usr/man/man3/pcrestack.3 #usr/lib/pkgconfig/libpcrecpp.pc +#usr/lib/pkgconfig/libpcreposix.pc #usr/share/doc/pcre #usr/share/doc/pcre/AUTHORS #usr/share/doc/pcre/COPYING @@ -71,6 +33,8 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/doc/pcre/html/index.html #usr/share/doc/pcre/html/pcre-config.html #usr/share/doc/pcre/html/pcre.html +#usr/share/doc/pcre/html/pcre16.html +#usr/share/doc/pcre/html/pcre_assign_jit_stack.html #usr/share/doc/pcre/html/pcre_compile.html #usr/share/doc/pcre/html/pcre_compile2.html #usr/share/doc/pcre/html/pcre_config.html @@ -78,6 +42,7 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/doc/pcre/html/pcre_copy_substring.html #usr/share/doc/pcre/html/pcre_dfa_exec.html #usr/share/doc/pcre/html/pcre_exec.html +#usr/share/doc/pcre/html/pcre_free_study.html #usr/share/doc/pcre/html/pcre_free_substring.html #usr/share/doc/pcre/html/pcre_free_substring_list.html #usr/share/doc/pcre/html/pcre_fullinfo.html @@ -86,17 +51,23 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/doc/pcre/html/pcre_get_stringtable_entries.html #usr/share/doc/pcre/html/pcre_get_substring.html #usr/share/doc/pcre/html/pcre_get_substring_list.html -#usr/share/doc/pcre/html/pcre_info.html +#usr/share/doc/pcre/html/pcre_jit_stack_alloc.html +#usr/share/doc/pcre/html/pcre_jit_stack_free.html #usr/share/doc/pcre/html/pcre_maketables.html +#usr/share/doc/pcre/html/pcre_pattern_to_host_byte_order.html #usr/share/doc/pcre/html/pcre_refcount.html #usr/share/doc/pcre/html/pcre_study.html +#usr/share/doc/pcre/html/pcre_utf16_to_host_byte_order.html #usr/share/doc/pcre/html/pcre_version.html #usr/share/doc/pcre/html/pcreapi.html #usr/share/doc/pcre/html/pcrebuild.html #usr/share/doc/pcre/html/pcrecallout.html #usr/share/doc/pcre/html/pcrecompat.html #usr/share/doc/pcre/html/pcrecpp.html +#usr/share/doc/pcre/html/pcredemo.html #usr/share/doc/pcre/html/pcregrep.html +#usr/share/doc/pcre/html/pcrejit.html +#usr/share/doc/pcre/html/pcrelimits.html #usr/share/doc/pcre/html/pcrematching.html #usr/share/doc/pcre/html/pcrepartial.html #usr/share/doc/pcre/html/pcrepattern.html @@ -107,6 +78,7 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/doc/pcre/html/pcrestack.html #usr/share/doc/pcre/html/pcresyntax.html #usr/share/doc/pcre/html/pcretest.html +#usr/share/doc/pcre/html/pcreunicode.html #usr/share/doc/pcre/pcre-config.txt #usr/share/doc/pcre/pcre.txt #usr/share/doc/pcre/pcregrep.txt @@ -115,6 +87,33 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/man/man1/pcregrep.1 #usr/share/man/man1/pcretest.1 #usr/share/man/man3/pcre.3 +#usr/share/man/man3/pcre16.3 +#usr/share/man/man3/pcre16_assign_jit_stack.3 +#usr/share/man/man3/pcre16_compile.3 +#usr/share/man/man3/pcre16_compile2.3 +#usr/share/man/man3/pcre16_config.3 +#usr/share/man/man3/pcre16_copy_named_substring.3 +#usr/share/man/man3/pcre16_copy_substring.3 +#usr/share/man/man3/pcre16_dfa_exec.3 +#usr/share/man/man3/pcre16_exec.3 +#usr/share/man/man3/pcre16_free_study.3 +#usr/share/man/man3/pcre16_free_substring.3 +#usr/share/man/man3/pcre16_free_substring_list.3 +#usr/share/man/man3/pcre16_fullinfo.3 +#usr/share/man/man3/pcre16_get_named_substring.3 +#usr/share/man/man3/pcre16_get_stringnumber.3 +#usr/share/man/man3/pcre16_get_stringtable_entries.3 +#usr/share/man/man3/pcre16_get_substring.3 +#usr/share/man/man3/pcre16_get_substring_list.3 +#usr/share/man/man3/pcre16_jit_stack_alloc.3 +#usr/share/man/man3/pcre16_jit_stack_free.3 +#usr/share/man/man3/pcre16_maketables.3 +#usr/share/man/man3/pcre16_pattern_to_host_byte_order.3 +#usr/share/man/man3/pcre16_refcount.3 +#usr/share/man/man3/pcre16_study.3 +#usr/share/man/man3/pcre16_utf16_to_host_byte_order.3 +#usr/share/man/man3/pcre16_version.3 +#usr/share/man/man3/pcre_assign_jit_stack.3 #usr/share/man/man3/pcre_compile.3 #usr/share/man/man3/pcre_compile2.3 #usr/share/man/man3/pcre_config.3 @@ -122,6 +121,7 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/man/man3/pcre_copy_substring.3 #usr/share/man/man3/pcre_dfa_exec.3 #usr/share/man/man3/pcre_exec.3 +#usr/share/man/man3/pcre_free_study.3 #usr/share/man/man3/pcre_free_substring.3 #usr/share/man/man3/pcre_free_substring_list.3 #usr/share/man/man3/pcre_fullinfo.3 @@ -130,16 +130,21 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/man/man3/pcre_get_stringtable_entries.3 #usr/share/man/man3/pcre_get_substring.3 #usr/share/man/man3/pcre_get_substring_list.3 -#usr/share/man/man3/pcre_info.3 +#usr/share/man/man3/pcre_jit_stack_alloc.3 +#usr/share/man/man3/pcre_jit_stack_free.3 #usr/share/man/man3/pcre_maketables.3 +#usr/share/man/man3/pcre_pattern_to_host_byte_order.3 #usr/share/man/man3/pcre_refcount.3 #usr/share/man/man3/pcre_study.3 +#usr/share/man/man3/pcre_utf16_to_host_byte_order.3 #usr/share/man/man3/pcre_version.3 #usr/share/man/man3/pcreapi.3 #usr/share/man/man3/pcrebuild.3 #usr/share/man/man3/pcrecallout.3 #usr/share/man/man3/pcrecompat.3 #usr/share/man/man3/pcrecpp.3 +#usr/share/man/man3/pcrejit.3 +#usr/share/man/man3/pcrelimits.3 #usr/share/man/man3/pcrematching.3 #usr/share/man/man3/pcrepartial.3 #usr/share/man/man3/pcrepattern.3 @@ -149,3 +154,4 @@ usr/lib/libpcreposix.so.0.0.0 #usr/share/man/man3/pcresample.3 #usr/share/man/man3/pcrestack.3 #usr/share/man/man3/pcresyntax.3 +#usr/share/man/man3/pcreunicode.3 diff --git a/config/rootfiles/common/pcre-compat b/config/rootfiles/common/pcre-compat new file mode 100644 index 000000000..ff1b77643 --- /dev/null +++ b/config/rootfiles/common/pcre-compat @@ -0,0 +1,2 @@ +lib/libpcre.so.0 +lib/libpcre.so.0.0.1 diff --git a/config/rootfiles/common/strongswan b/config/rootfiles/common/strongswan index ac368d682..18d7582b1 100644 --- a/config/rootfiles/common/strongswan +++ b/config/rootfiles/common/strongswan @@ -41,7 +41,7 @@ usr/lib/ipsec/plugins/libstrongswan-kernel-netlink.so usr/lib/ipsec/plugins/libstrongswan-md5.so usr/lib/ipsec/plugins/libstrongswan-nonce.so usr/lib/ipsec/plugins/libstrongswan-openssl.so -usr/lib/ipsec/plugins/libstrongswan-padlock.so +#usr/lib/ipsec/plugins/libstrongswan-padlock.so usr/lib/ipsec/plugins/libstrongswan-pem.so usr/lib/ipsec/plugins/libstrongswan-pgp.so usr/lib/ipsec/plugins/libstrongswan-pkcs1.so diff --git a/lfs/compat-wireless b/lfs/compat-wireless index 24ad75bbf..78bd1d4aa 100644 --- a/lfs/compat-wireless +++ b/lfs/compat-wireless @@ -26,7 +26,7 @@ include Config VERSUFIX=ipfire$(KCFG) -VER = 3.5-3-snpc +VER = 3.5.1-1-snpc ifeq "$(KCFG)" "-xen" KVER = 2.6.32.59 @@ -47,7 +47,7 @@ objects = $(DL_FILE) asix-4.4.0.tar.xz $(DL_FILE) = $(DL_FROM)/$(DL_FILE) asix-4.4.0.tar.xz = $(DL_FROM)/asix-4.4.0.tar.xz -$(DL_FILE)_MD5 = 66f27eed39aacd567f67025305273cd7 +$(DL_FILE)_MD5 = eea8d1c430ad38b713457438e04f47f5 asix-4.4.0.tar.xz_MD5=633609e889de41554826e0e2cd7bffde install : $(TARGET) @@ -82,6 +82,9 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) # kfifo has no license info and taints kernel cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/compat-wireless-2.6.39_kfifo_module_info.patch + # Codel patches + cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/compat-wireless_codel-avoid-a-nul-rec_inv_sqrt.patch + # Build ath5k only if target has pci cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/compat-wireless-3.5-build_ath5k_only_with_pci.patch diff --git a/lfs/libmad b/lfs/libmad index 932d8c111..ea0491e6d 100644 --- a/lfs/libmad +++ b/lfs/libmad @@ -79,7 +79,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar zxf $(DIR_DL)/$(DL_FILE) cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/libmad-0.15.1b-cflags.patch cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/libmad-0.15.1b-cflags-O2.patch - cd $(DIR_APP) && autoreconf -vfi + cd $(DIR_APP) && autoconf cd $(DIR_APP) && ./configure --prefix=/usr cd $(DIR_APP) && make $(MAKETUNING) $(EXTRA_MAKE) diff --git a/lfs/libsigc++ b/lfs/libsigc++ index 3635c6ee9..0d90f4c77 100644 --- a/lfs/libsigc++ +++ b/lfs/libsigc++ @@ -24,7 +24,7 @@ include Config -VER = 2.0.17 +VER = 2.0.18 THISAPP = libsigc++-$(VER) DL_FILE = $(THISAPP).tar.bz2 @@ -40,7 +40,7 @@ objects = $(DL_FILE) $(DL_FILE) = $(DL_FROM)/$(DL_FILE) -$(DL_FILE)_MD5 = fde0ee69e3125e982746d9fe005763e1 +$(DL_FILE)_MD5 = ddebf5aafc8525d10366a8724abc9f28 install : $(TARGET) @@ -70,6 +70,7 @@ $(subst %,%_MD5,$(objects)) : $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) @$(PREBUILD) @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar jxf $(DIR_DL)/$(DL_FILE) + cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/libsigc++-gcc43.patch cd $(DIR_APP) && ./configure --prefix=/usr cd $(DIR_APP) && make $(MAKETUNING) cd $(DIR_APP) && make install diff --git a/lfs/libsolv b/lfs/libsolv index b602095ca..7651be750 100644 --- a/lfs/libsolv +++ b/lfs/libsolv @@ -24,7 +24,7 @@ include Config -VER = 0.0.0-0db9d7f +VER = 0.0.0-c02d759 THISAPP = libsolv-$(VER) DL_FILE = $(THISAPP).tar.gz @@ -34,7 +34,7 @@ TARGET = $(DIR_INFO)/$(THISAPP) PROG = libsolv DEPS = "" -PAK_VER = 1 +PAK_VER = 2 ############################################################################### # Top-level Rules @@ -44,7 +44,7 @@ objects = $(DL_FILE) $(DL_FILE) = $(DL_FROM)/$(DL_FILE) -$(DL_FILE)_MD5 = ba95c404d807bc71297c508a7127a3d9 +$(DL_FILE)_MD5 = a8ba49ca49c309d61836fe78b0e0f83a install : $(TARGET) @@ -86,26 +86,15 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) cd $(DIR_APP) && sed "/examples/d" -i CMakeLists.txt cd $(DIR_APP) && sed "/tools/d" -i CMakeLists.txt - # Make sure that libsatsolverext is linked properly to all needed - # libraries. - cd $(DIR_APP) && echo "TARGET_LINK_LIBRARIES(libsolvext libsolv \$${EXPAT_LIBRARY} \$${ZLIB_LIBRARY})" \ - >> ext/CMakeLists.txt - - # Remove the RPM stuff when we build with -DFEDORA=1 because we - # do not support RPM. - cd $(DIR_APP) && sed -e "s/DEBIAN/FEDORA/g" -i ext/CMakeLists.txt - - # Our version of glibc has no __qsort_r - cd $(DIR_APP) && echo "#define USE_OWN_QSORT" >> src/util.h - cd $(DIR_APP) && mkdir build - cd $(DIR_APP)/build && cmake .. -DFEDORA=1 \ + cd $(DIR_APP)/build && cmake .. \ -DCMAKE_INSTALL_PREFIX=/usr \ -DCMAKE_BUILD_TYPE=Release \ - -DCMAKE_SKIP_RPATH=1 + -DCMAKE_SKIP_RPATH=1 \ + -DENABLE_PERL=0 \ + -DENABLE_PYTHON=0 \ + -DENABLE_RUBY=0 cd $(DIR_APP)/build && make $(PARALELLISMFLAGS) - cd $(DIR_APP)/build && make install - @rm -rf $(DIR_APP) @$(POSTBUILD) diff --git a/lfs/linux b/lfs/linux index 2c928094d..4161ae0a6 100644 --- a/lfs/linux +++ b/lfs/linux @@ -24,7 +24,7 @@ include Config -VER = 3.2.27 +VER = 3.2.28 RPI_PATCHES = linux-3.2-bootc-f23da7f @@ -75,7 +75,7 @@ objects =$(DL_FILE) \ $(DL_FILE) = $(URL_IPFIRE)/$(DL_FILE) rpi-patches-$(RPI_PATCHES).patch.xz = $(URL_IPFIRE)/rpi-patches-$(RPI_PATCHES).patch.xz -$(DL_FILE)_MD5 = ba14821366a1c055bcd0fe210297d09b +$(DL_FILE)_MD5 = d387130f084f48fae7b2d1756f6c9257 rpi-patches-$(RPI_PATCHES).patch.xz_MD5 = 5651c6411bb1cbdbfe4b2908c117aaf3 install : $(TARGET) @@ -111,9 +111,6 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) ln -svf linux-$(VER) $(DIR_SRC)/linux - # Apply backported codel patches - cd $(DIR_APP) && cat $(DIR_SRC)/src/patches/linux-3.2-codel/*.patch | patch -Np1 - # Linux Intermediate Queueing Device cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux-3.2-imq.patch diff --git a/lfs/pcre b/lfs/pcre index f99abf378..5aa40bd20 100644 --- a/lfs/pcre +++ b/lfs/pcre @@ -24,10 +24,10 @@ include Config -VER = 7.7 +VER = 8.31 THISAPP = pcre-$(VER) -DL_FILE = $(THISAPP).tar.bz2 +DL_FILE = $(THISAPP).tar.gz DL_FROM = $(URL_IPFIRE) DIR_APP = $(DIR_SRC)/$(THISAPP) TARGET = $(DIR_INFO)/$(THISAPP) @@ -40,7 +40,7 @@ objects = $(DL_FILE) $(DL_FILE) = $(DL_FROM)/$(DL_FILE) -$(DL_FILE)_MD5 = 4b2e9cde1f7227448dddba59843efa0b +$(DL_FILE)_MD5 = fab1bb3b91a4c35398263a5c1e0858c1 install : $(TARGET) @@ -69,11 +69,14 @@ $(subst %,%_MD5,$(objects)) : $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) @$(PREBUILD) - @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar jxf $(DIR_DL)/$(DL_FILE) - cd $(DIR_APP) && ./configure --prefix=/usr --enable-utf8 + @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE) + cd $(DIR_APP) && ./configure \ + --prefix=/usr \ + --disable-static \ + --enable-utf8 \ + --enable-jit \ + --enable-unicode-properties cd $(DIR_APP) && make $(MAKETUNING) cd $(DIR_APP) && make install - cd $(DIR_APP) && mv -v /usr/lib/libpcre.so.* /lib/ - cd $(DIR_APP) && ln -v -sf ../../lib/libpcre.so.0 /usr/lib/libpcre.so @rm -rf $(DIR_APP) @$(POSTBUILD) diff --git a/lfs/pcre-compat b/lfs/pcre-compat new file mode 100644 index 000000000..6b20bca74 --- /dev/null +++ b/lfs/pcre-compat @@ -0,0 +1,79 @@ +############################################################################### +# # +# IPFire.org - A linux based firewall # +# Copyright (C) 2007 Michael Tremer & Christian Schmidt # +# # +# This program is free software: you can redistribute it and/or modify # +# it under the terms of the GNU General Public License as published by # +# the Free Software Foundation, either version 3 of the License, or # +# (at your option) any later version. # +# # +# This program is distributed in the hope that it will be useful, # +# but WITHOUT ANY WARRANTY; without even the implied warranty of # +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # +# GNU General Public License for more details. # +# # +# You should have received a copy of the GNU General Public License # +# along with this program. If not, see . # +# # +############################################################################### + +############################################################################### +# Definitions +############################################################################### + +include Config + +VER = 7.7 + +THISAPP = pcre-$(VER) +DL_FILE = $(THISAPP).tar.bz2 +DL_FROM = $(URL_IPFIRE) +DIR_APP = $(DIR_SRC)/$(THISAPP) +TARGET = $(DIR_INFO)/$(THISAPP) + +############################################################################### +# Top-level Rules +############################################################################### + +objects = $(DL_FILE) + +$(DL_FILE) = $(DL_FROM)/$(DL_FILE) + +$(DL_FILE)_MD5 = 4b2e9cde1f7227448dddba59843efa0b + +install : $(TARGET) + +check : $(patsubst %,$(DIR_CHK)/%,$(objects)) + +download :$(patsubst %,$(DIR_DL)/%,$(objects)) + +md5 : $(subst %,%_MD5,$(objects)) + +############################################################################### +# Downloading, checking, md5sum +############################################################################### + +$(patsubst %,$(DIR_CHK)/%,$(objects)) : + @$(CHECK) + +$(patsubst %,$(DIR_DL)/%,$(objects)) : + @$(LOAD) + +$(subst %,%_MD5,$(objects)) : + @$(MD5) + +############################################################################### +# Installation Details +############################################################################### + +$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) + @$(PREBUILD) + @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar jxf $(DIR_DL)/$(DL_FILE) + cd $(DIR_APP) && ./configure --prefix=/usr --enable-utf8 + cd $(DIR_APP) && make $(MAKETUNING) + + install -m 755 $(DIR_APP)/.libs/libpcre.so.0.0.1 /lib + ln -svf libpcre.so.0.0.1 /lib/libpcre.so.0 + @rm -rf $(DIR_APP) + @$(POSTBUILD) diff --git a/lfs/strip b/lfs/strip index 3ae1bde6f..30cb9b33b 100644 --- a/lfs/strip +++ b/lfs/strip @@ -46,4 +46,5 @@ md5 : ############################################################################### $(TARGET) : - STRIP="/tools/bin/strip" $(DIR_SRC)/src/stripper / + STRIP="/tools/bin/strip" $(DIR_SRC)/src/stripper / \ + --exclude=/usr/src --exclude=/tools diff --git a/make.sh b/make.sh index 80f63a92f..b827b6fdb 100755 --- a/make.sh +++ b/make.sh @@ -318,6 +318,8 @@ buildbase() { lfsmake2 perl lfsmake2 readline lfsmake2 readline-compat + lfsmake2 pcre + lfsmake2 pcre-compat lfsmake2 autoconf lfsmake2 automake lfsmake2 bash @@ -376,12 +378,12 @@ buildipfire() { # The xen and PAE kernels are only available for x86 if [ "${MACHINE_TYPE}" != "arm" ]; then - ipfiremake linux2 KCFG="-xen" +# ipfiremake linux2 KCFG="-xen" # ipfiremake v4l-dvb KCFG="-xen" # ipfiremake mISDN KCFG="-xen" # ipfiremake dahdi KCFG="-xen" KMOD=1 - ipfiremake cryptodev KCFG="-xen" - ipfiremake compat-wireless KCFG="-xen" +# ipfiremake cryptodev KCFG="-xen" +# ipfiremake compat-wireless KCFG="-xen" # ipfiremake r8169 KCFG="-xen" # ipfiremake r8168 KCFG="-xen" # ipfiremake r8101 KCFG="-xen" diff --git a/src/patches/compat-wireless_codel-avoid-a-nul-rec_inv_sqrt.patch b/src/patches/compat-wireless_codel-avoid-a-nul-rec_inv_sqrt.patch new file mode 100644 index 000000000..210a58c6a --- /dev/null +++ b/src/patches/compat-wireless_codel-avoid-a-nul-rec_inv_sqrt.patch @@ -0,0 +1,68 @@ +From patchwork Mon Jul 30 06:52:21 2012 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +Subject: codel: refine one condition to avoid a nul rec_inv_sqrt +Date: Sun, 29 Jul 2012 20:52:21 -0000 +From: Eric Dumazet +X-Patchwork-Id: 173968 +Message-Id: <1343631141.2626.13293.camel@edumazet-glaptop> +To: David Miller +Cc: netdev , Anton Mich + +From: Eric Dumazet + +One condition before codel_Newton_step() was not good if +we never left the dropping state for a flow. As a result +rec_inv_sqrt was 0, instead of the ~0 initial value. + +codel control law was then set to a very aggressive mode, dropping +many packets before reaching 'target' and recovering from this problem. + +To keep codel_vars_init() as efficient as possible, refine +the condition to make sure rec_inv_sqrt initial value is correct + +Many thanks to Anton Mich for discovering the issue and suggesting +a fix. + +Reported-by: Anton Mich +Signed-off-by: Eric Dumazet + +--- +include/net/codel.h | 8 ++++++-- + 1 file changed, 6 insertions(+), 2 deletions(-) + + + +-- +To unsubscribe from this list: send the line "unsubscribe netdev" in +the body of a message to majordomo@vger.kernel.org +More majordomo info at http://vger.kernel.org/majordomo-info.html + +diff --git a/include/net/codel.h b/include/net/codel.h +index 550debf..389cf62 100644 +--- a/include/net/codel.h ++++ b/include/net/codel.h +@@ -305,6 +305,8 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, + } + } + } else if (drop) { ++ u32 delta; ++ + if (params->ecn && INET_ECN_set_ce(skb)) { + stats->ecn_mark++; + } else { +@@ -320,9 +322,11 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, + * assume that the drop rate that controlled the queue on the + * last cycle is a good starting point to control it now. + */ +- if (codel_time_before(now - vars->drop_next, ++ delta = vars->count - vars->lastcount; ++ if (delta > 1 && ++ codel_time_before(now - vars->drop_next, + 16 * params->interval)) { +- vars->count = (vars->count - vars->lastcount) | 1; ++ vars->count = delta; + /* we dont care if rec_inv_sqrt approximation + * is not very precise : + * Next Newton steps will correct it quadratically. diff --git a/src/patches/libsigc++-gcc43.patch b/src/patches/libsigc++-gcc43.patch new file mode 100644 index 000000000..528f21e1f --- /dev/null +++ b/src/patches/libsigc++-gcc43.patch @@ -0,0 +1,85 @@ +diff -urN libsigc++-2.0-2.0.17.old/sigc++/signal.h libsigc++-2.0-2.0.17/sigc++/signal.h +--- libsigc++-2.0-2.0.17.old/sigc++/signal.h 2005-12-20 08:35:21.000000000 +0000 ++++ libsigc++-2.0-2.0.17/sigc++/signal.h 2008-02-22 00:22:44.000000000 +0000 +@@ -1661,7 +1661,7 @@ + typedef internal::signal_emit0 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -1770,7 +1770,7 @@ + typedef internal::signal_emit1 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -1881,7 +1881,7 @@ + typedef internal::signal_emit2 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -1994,7 +1994,7 @@ + typedef internal::signal_emit3 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -2109,7 +2109,7 @@ + typedef internal::signal_emit4 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -2226,7 +2226,7 @@ + typedef internal::signal_emit5 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -2345,7 +2345,7 @@ + typedef internal::signal_emit6 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +@@ -2466,7 +2466,7 @@ + typedef internal::signal_emit7 emitter_type; + typedef typename emitter_type::result_type result_type; + typedef slot slot_type; +- typedef slot_list slot_list_type; ++ typedef sigc::slot_list slot_list_type; + typedef typename slot_list_type::iterator iterator; + typedef typename slot_list_type::const_iterator const_iterator; + typedef typename slot_list_type::reverse_iterator reverse_iterator; +diff -urN libsigc++-2.0-2.0.17.old/tests/test_copy_invalid_slot.cc libsigc++-2.0-2.0.17/tests/test_copy_invalid_slot.cc +--- libsigc++-2.0-2.0.17.old/tests/test_copy_invalid_slot.cc 2005-05-01 02:00:47.000000000 +0000 ++++ libsigc++-2.0-2.0.17/tests/test_copy_invalid_slot.cc 2008-02-22 00:24:08.000000000 +0000 +@@ -1,4 +1,6 @@ + #include ++#include ++#include + #include + + void Foo(sigc::trackable &t) {} diff --git a/src/patches/linux-3.2-codel/0000-net-introduce-skb_flow_dissect.patch b/src/patches/linux-3.2-codel/0000-net-introduce-skb_flow_dissect.patch deleted file mode 100644 index a749507b2..000000000 --- a/src/patches/linux-3.2-codel/0000-net-introduce-skb_flow_dissect.patch +++ /dev/null @@ -1,195 +0,0 @@ -From: Eric Dumazet -Date: Mon, 28 Nov 2011 05:22:18 +0000 -Subject: [PATCH 1/3] net: introduce skb_flow_dissect() - -commit 0744dd00c1b1be99a25b62b1b48df440e82e57e0 upstream. - -We use at least two flow dissectors in network stack, with known -limitations and code duplication. - -Introduce skb_flow_dissect() to factorize this, highly inspired from -existing dissector from __skb_get_rxhash() - -Note : We extensively use skb_header_pointer(), this permits us to not -touch skb at all. - -Signed-off-by: Eric Dumazet -Signed-off-by: David S. Miller - -diff --git a/include/net/flow_keys.h b/include/net/flow_keys.h -new file mode 100644 -index 0000000..e4cb285 ---- /dev/null -+++ b/include/net/flow_keys.h -@@ -0,0 +1,15 @@ -+#ifndef _NET_FLOW_KEYS_H -+#define _NET_FLOW_KEYS_H -+ -+struct flow_keys { -+ __be32 src; -+ __be32 dst; -+ union { -+ __be32 ports; -+ __be16 port16[2]; -+ }; -+ u8 ip_proto; -+}; -+ -+extern bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow); -+#endif -diff --git a/net/core/Makefile b/net/core/Makefile -index 3606d40..c4ecc86 100644 ---- a/net/core/Makefile -+++ b/net/core/Makefile -@@ -3,7 +3,7 @@ - # - - obj-y := sock.o request_sock.o skbuff.o iovec.o datagram.o stream.o scm.o \ -- gen_stats.o gen_estimator.o net_namespace.o secure_seq.o -+ gen_stats.o gen_estimator.o net_namespace.o secure_seq.o flow_dissector.o - - obj-$(CONFIG_SYSCTL) += sysctl_net_core.o - -diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c -new file mode 100644 -index 0000000..f0516d9 ---- /dev/null -+++ b/net/core/flow_dissector.c -@@ -0,0 +1,134 @@ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+ -+bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow) -+{ -+ int poff, nhoff = skb_network_offset(skb); -+ u8 ip_proto; -+ __be16 proto = skb->protocol; -+ -+ memset(flow, 0, sizeof(*flow)); -+ -+again: -+ switch (proto) { -+ case __constant_htons(ETH_P_IP): { -+ const struct iphdr *iph; -+ struct iphdr _iph; -+ip: -+ iph = skb_header_pointer(skb, nhoff, sizeof(_iph), &_iph); -+ if (!iph) -+ return false; -+ -+ if (ip_is_fragment(iph)) -+ ip_proto = 0; -+ else -+ ip_proto = iph->protocol; -+ flow->src = iph->saddr; -+ flow->dst = iph->daddr; -+ nhoff += iph->ihl * 4; -+ break; -+ } -+ case __constant_htons(ETH_P_IPV6): { -+ const struct ipv6hdr *iph; -+ struct ipv6hdr _iph; -+ipv6: -+ iph = skb_header_pointer(skb, nhoff, sizeof(_iph), &_iph); -+ if (!iph) -+ return false; -+ -+ ip_proto = iph->nexthdr; -+ flow->src = iph->saddr.s6_addr32[3]; -+ flow->dst = iph->daddr.s6_addr32[3]; -+ nhoff += sizeof(struct ipv6hdr); -+ break; -+ } -+ case __constant_htons(ETH_P_8021Q): { -+ const struct vlan_hdr *vlan; -+ struct vlan_hdr _vlan; -+ -+ vlan = skb_header_pointer(skb, nhoff, sizeof(_vlan), &_vlan); -+ if (!vlan) -+ return false; -+ -+ proto = vlan->h_vlan_encapsulated_proto; -+ nhoff += sizeof(*vlan); -+ goto again; -+ } -+ case __constant_htons(ETH_P_PPP_SES): { -+ struct { -+ struct pppoe_hdr hdr; -+ __be16 proto; -+ } *hdr, _hdr; -+ hdr = skb_header_pointer(skb, nhoff, sizeof(_hdr), &_hdr); -+ if (!hdr) -+ return false; -+ proto = hdr->proto; -+ nhoff += PPPOE_SES_HLEN; -+ switch (proto) { -+ case __constant_htons(PPP_IP): -+ goto ip; -+ case __constant_htons(PPP_IPV6): -+ goto ipv6; -+ default: -+ return false; -+ } -+ } -+ default: -+ return false; -+ } -+ -+ switch (ip_proto) { -+ case IPPROTO_GRE: { -+ struct gre_hdr { -+ __be16 flags; -+ __be16 proto; -+ } *hdr, _hdr; -+ -+ hdr = skb_header_pointer(skb, nhoff, sizeof(_hdr), &_hdr); -+ if (!hdr) -+ return false; -+ /* -+ * Only look inside GRE if version zero and no -+ * routing -+ */ -+ if (!(hdr->flags & (GRE_VERSION|GRE_ROUTING))) { -+ proto = hdr->proto; -+ nhoff += 4; -+ if (hdr->flags & GRE_CSUM) -+ nhoff += 4; -+ if (hdr->flags & GRE_KEY) -+ nhoff += 4; -+ if (hdr->flags & GRE_SEQ) -+ nhoff += 4; -+ goto again; -+ } -+ break; -+ } -+ case IPPROTO_IPIP: -+ goto again; -+ default: -+ break; -+ } -+ -+ flow->ip_proto = ip_proto; -+ poff = proto_ports_offset(ip_proto); -+ if (poff >= 0) { -+ __be32 *ports, _ports; -+ -+ nhoff += poff; -+ ports = skb_header_pointer(skb, nhoff, sizeof(_ports), &_ports); -+ if (ports) -+ flow->ports = *ports; -+ } -+ -+ return true; -+} -+EXPORT_SYMBOL(skb_flow_dissect); --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0001-codel-Controlled-Delay-AQM.patch b/src/patches/linux-3.2-codel/0001-codel-Controlled-Delay-AQM.patch deleted file mode 100644 index 0d8d18b57..000000000 --- a/src/patches/linux-3.2-codel/0001-codel-Controlled-Delay-AQM.patch +++ /dev/null @@ -1,771 +0,0 @@ -From: Eric Dumazet -Date: Thu, 10 May 2012 07:51:25 +0000 -Subject: [PATCH 1/7] codel: Controlled Delay AQM - -commit 76e3cc126bb223013a6b9a0e2a51238d1ef2e409 upstream. - -An implementation of CoDel AQM, from Kathleen Nichols and Van Jacobson. - -http://queue.acm.org/detail.cfm?id=2209336 - -This AQM main input is no longer queue size in bytes or packets, but the -delay packets stay in (FIFO) queue. - -As we don't have infinite memory, we still can drop packets in enqueue() -in case of massive load, but mean of CoDel is to drop packets in -dequeue(), using a control law based on two simple parameters : - -target : target sojourn time (default 5ms) -interval : width of moving time window (default 100ms) - -Based on initial work from Dave Taht. - -Refactored to help future codel inclusion as a plugin for other linux -qdisc (FQ_CODEL, ...), like RED. - -include/net/codel.h contains codel algorithm as close as possible than -Kathleen reference. - -net/sched/sch_codel.c contains the linux qdisc specific glue. - -Separate structures permit a memory efficient implementation of fq_codel -(to be sent as a separate work) : Each flow has its own struct -codel_vars. - -timestamps are taken at enqueue() time with 1024 ns precision, allowing -a range of 2199 seconds in queue, and 100Gb links support. iproute2 uses -usec as base unit. - -Selected packets are dropped, unless ECN is enabled and packets can get -ECN mark instead. - -Tested from 2Mb to 10Gb speeds with no particular problems, on ixgbe and -tg3 drivers (BQL enabled). - -Usage: tc qdisc ... codel [ limit PACKETS ] [ target TIME ] - [ interval TIME ] [ ecn ] - -qdisc codel 10: parent 1:1 limit 2000p target 3.0ms interval 60.0ms ecn - Sent 13347099587 bytes 8815805 pkt (dropped 0, overlimits 0 requeues 0) - rate 202365Kbit 16708pps backlog 113550b 75p requeues 0 - count 116 lastcount 98 ldelay 4.3ms dropping drop_next 816us - maxpacket 1514 ecn_mark 84399 drop_overlimit 0 - -CoDel must be seen as a base module, and should be used keeping in mind -there is still a FIFO queue. So a typical setup will probably need a -hierarchy of several qdiscs and packet classifiers to be able to meet -whatever constraints a user might have. - -One possible example would be to use fq_codel, which combines Fair -Queueing and CoDel, in replacement of sfq / sfq_red. - -Signed-off-by: Eric Dumazet -Signed-off-by: Dave Taht -Cc: Kathleen Nichols -Cc: Van Jacobson -Cc: Tom Herbert -Cc: Matt Mathis -Cc: Yuchung Cheng -Cc: Stephen Hemminger -Signed-off-by: David S. Miller ---- - include/linux/pkt_sched.h | 26 ++++ - include/net/codel.h | 332 +++++++++++++++++++++++++++++++++++++++++++++ - net/sched/Kconfig | 11 ++ - net/sched/Makefile | 1 + - net/sched/sch_codel.c | 275 +++++++++++++++++++++++++++++++++++++ - 5 files changed, 645 insertions(+) - create mode 100644 include/net/codel.h - create mode 100644 net/sched/sch_codel.c - -diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h -index ffe975c..cde56c2 100644 ---- a/include/linux/pkt_sched.h -+++ b/include/linux/pkt_sched.h -@@ -655,4 +655,30 @@ struct tc_qfq_stats { - __u32 lmax; - }; - -+/* CODEL */ -+ -+enum { -+ TCA_CODEL_UNSPEC, -+ TCA_CODEL_TARGET, -+ TCA_CODEL_LIMIT, -+ TCA_CODEL_INTERVAL, -+ TCA_CODEL_ECN, -+ __TCA_CODEL_MAX -+}; -+ -+#define TCA_CODEL_MAX (__TCA_CODEL_MAX - 1) -+ -+struct tc_codel_xstats { -+ __u32 maxpacket; /* largest packet we've seen so far */ -+ __u32 count; /* how many drops we've done since the last time we -+ * entered dropping state -+ */ -+ __u32 lastcount; /* count at entry to dropping state */ -+ __u32 ldelay; /* in-queue delay seen by most recently dequeued packet */ -+ __s32 drop_next; /* time to drop next packet */ -+ __u32 drop_overlimit; /* number of time max qdisc packet limit was hit */ -+ __u32 ecn_mark; /* number of packets we ECN marked instead of dropped */ -+ __u32 dropping; /* are we in dropping state ? */ -+}; -+ - #endif -diff --git a/include/net/codel.h b/include/net/codel.h -new file mode 100644 -index 0000000..bce2cef ---- /dev/null -+++ b/include/net/codel.h -@@ -0,0 +1,332 @@ -+#ifndef __NET_SCHED_CODEL_H -+#define __NET_SCHED_CODEL_H -+ -+/* -+ * Codel - The Controlled-Delay Active Queue Management algorithm -+ * -+ * Copyright (C) 2011-2012 Kathleen Nichols -+ * Copyright (C) 2011-2012 Van Jacobson -+ * Copyright (C) 2012 Michael D. Taht -+ * Copyright (C) 2012 Eric Dumazet -+ * -+ * Redistribution and use in source and binary forms, with or without -+ * modification, are permitted provided that the following conditions -+ * are met: -+ * 1. Redistributions of source code must retain the above copyright -+ * notice, this list of conditions, and the following disclaimer, -+ * without modification. -+ * 2. Redistributions in binary form must reproduce the above copyright -+ * notice, this list of conditions and the following disclaimer in the -+ * documentation and/or other materials provided with the distribution. -+ * 3. The names of the authors may not be used to endorse or promote products -+ * derived from this software without specific prior written permission. -+ * -+ * Alternatively, provided that this notice is retained in full, this -+ * software may be distributed under the terms of the GNU General -+ * Public License ("GPL") version 2, in which case the provisions of the -+ * GPL apply INSTEAD OF those given above. -+ * -+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+ -+/* Controlling Queue Delay (CoDel) algorithm -+ * ========================================= -+ * Source : Kathleen Nichols and Van Jacobson -+ * http://queue.acm.org/detail.cfm?id=2209336 -+ * -+ * Implemented on linux by Dave Taht and Eric Dumazet -+ */ -+ -+ -+/* CoDel uses a 1024 nsec clock, encoded in u32 -+ * This gives a range of 2199 seconds, because of signed compares -+ */ -+typedef u32 codel_time_t; -+typedef s32 codel_tdiff_t; -+#define CODEL_SHIFT 10 -+#define MS2TIME(a) ((a * NSEC_PER_MSEC) >> CODEL_SHIFT) -+ -+static inline codel_time_t codel_get_time(void) -+{ -+ u64 ns = ktime_to_ns(ktime_get()); -+ -+ return ns >> CODEL_SHIFT; -+} -+ -+#define codel_time_after(a, b) ((s32)(a) - (s32)(b) > 0) -+#define codel_time_after_eq(a, b) ((s32)(a) - (s32)(b) >= 0) -+#define codel_time_before(a, b) ((s32)(a) - (s32)(b) < 0) -+#define codel_time_before_eq(a, b) ((s32)(a) - (s32)(b) <= 0) -+ -+/* Qdiscs using codel plugin must use codel_skb_cb in their own cb[] */ -+struct codel_skb_cb { -+ codel_time_t enqueue_time; -+}; -+ -+static struct codel_skb_cb *get_codel_cb(const struct sk_buff *skb) -+{ -+ qdisc_cb_private_validate(skb, sizeof(struct codel_skb_cb)); -+ return (struct codel_skb_cb *)qdisc_skb_cb(skb)->data; -+} -+ -+static codel_time_t codel_get_enqueue_time(const struct sk_buff *skb) -+{ -+ return get_codel_cb(skb)->enqueue_time; -+} -+ -+static void codel_set_enqueue_time(struct sk_buff *skb) -+{ -+ get_codel_cb(skb)->enqueue_time = codel_get_time(); -+} -+ -+static inline u32 codel_time_to_us(codel_time_t val) -+{ -+ u64 valns = ((u64)val << CODEL_SHIFT); -+ -+ do_div(valns, NSEC_PER_USEC); -+ return (u32)valns; -+} -+ -+/** -+ * struct codel_params - contains codel parameters -+ * @target: target queue size (in time units) -+ * @interval: width of moving time window -+ * @ecn: is Explicit Congestion Notification enabled -+ */ -+struct codel_params { -+ codel_time_t target; -+ codel_time_t interval; -+ bool ecn; -+}; -+ -+/** -+ * struct codel_vars - contains codel variables -+ * @count: how many drops we've done since the last time we -+ * entered dropping state -+ * @lastcount: count at entry to dropping state -+ * @dropping: set to true if in dropping state -+ * @first_above_time: when we went (or will go) continuously above target -+ * for interval -+ * @drop_next: time to drop next packet, or when we dropped last -+ * @ldelay: sojourn time of last dequeued packet -+ */ -+struct codel_vars { -+ u32 count; -+ u32 lastcount; -+ bool dropping; -+ codel_time_t first_above_time; -+ codel_time_t drop_next; -+ codel_time_t ldelay; -+}; -+ -+/** -+ * struct codel_stats - contains codel shared variables and stats -+ * @maxpacket: largest packet we've seen so far -+ * @drop_count: temp count of dropped packets in dequeue() -+ * ecn_mark: number of packets we ECN marked instead of dropping -+ */ -+struct codel_stats { -+ u32 maxpacket; -+ u32 drop_count; -+ u32 ecn_mark; -+}; -+ -+static void codel_params_init(struct codel_params *params) -+{ -+ params->interval = MS2TIME(100); -+ params->target = MS2TIME(5); -+ params->ecn = false; -+} -+ -+static void codel_vars_init(struct codel_vars *vars) -+{ -+ vars->drop_next = 0; -+ vars->first_above_time = 0; -+ vars->dropping = false; /* exit dropping state */ -+ vars->count = 0; -+ vars->lastcount = 0; -+} -+ -+static void codel_stats_init(struct codel_stats *stats) -+{ -+ stats->maxpacket = 256; -+} -+ -+/* return interval/sqrt(x) with good precision -+ * relies on int_sqrt(unsigned long x) kernel implementation -+ */ -+static u32 codel_inv_sqrt(u32 _interval, u32 _x) -+{ -+ u64 interval = _interval; -+ unsigned long x = _x; -+ -+ /* Scale operands for max precision */ -+ -+#if BITS_PER_LONG == 64 -+ x <<= 32; /* On 64bit arches, we can prescale x by 32bits */ -+ interval <<= 16; -+#endif -+ -+ while (x < (1UL << (BITS_PER_LONG - 2))) { -+ x <<= 2; -+ interval <<= 1; -+ } -+ do_div(interval, int_sqrt(x)); -+ return (u32)interval; -+} -+ -+static codel_time_t codel_control_law(codel_time_t t, -+ codel_time_t interval, -+ u32 count) -+{ -+ return t + codel_inv_sqrt(interval, count); -+} -+ -+ -+static bool codel_should_drop(struct sk_buff *skb, -+ unsigned int *backlog, -+ struct codel_vars *vars, -+ struct codel_params *params, -+ struct codel_stats *stats, -+ codel_time_t now) -+{ -+ bool ok_to_drop; -+ -+ if (!skb) { -+ vars->first_above_time = 0; -+ return false; -+ } -+ -+ vars->ldelay = now - codel_get_enqueue_time(skb); -+ *backlog -= qdisc_pkt_len(skb); -+ -+ if (unlikely(qdisc_pkt_len(skb) > stats->maxpacket)) -+ stats->maxpacket = qdisc_pkt_len(skb); -+ -+ if (codel_time_before(vars->ldelay, params->target) || -+ *backlog <= stats->maxpacket) { -+ /* went below - stay below for at least interval */ -+ vars->first_above_time = 0; -+ return false; -+ } -+ ok_to_drop = false; -+ if (vars->first_above_time == 0) { -+ /* just went above from below. If we stay above -+ * for at least interval we'll say it's ok to drop -+ */ -+ vars->first_above_time = now + params->interval; -+ } else if (codel_time_after(now, vars->first_above_time)) { -+ ok_to_drop = true; -+ } -+ return ok_to_drop; -+} -+ -+typedef struct sk_buff * (*codel_skb_dequeue_t)(struct codel_vars *vars, -+ struct Qdisc *sch); -+ -+static struct sk_buff *codel_dequeue(struct Qdisc *sch, -+ struct codel_params *params, -+ struct codel_vars *vars, -+ struct codel_stats *stats, -+ codel_skb_dequeue_t dequeue_func, -+ u32 *backlog) -+{ -+ struct sk_buff *skb = dequeue_func(vars, sch); -+ codel_time_t now; -+ bool drop; -+ -+ if (!skb) { -+ vars->dropping = false; -+ return skb; -+ } -+ now = codel_get_time(); -+ drop = codel_should_drop(skb, backlog, vars, params, stats, now); -+ if (vars->dropping) { -+ if (!drop) { -+ /* sojourn time below target - leave dropping state */ -+ vars->dropping = false; -+ } else if (codel_time_after_eq(now, vars->drop_next)) { -+ /* It's time for the next drop. Drop the current -+ * packet and dequeue the next. The dequeue might -+ * take us out of dropping state. -+ * If not, schedule the next drop. -+ * A large backlog might result in drop rates so high -+ * that the next drop should happen now, -+ * hence the while loop. -+ */ -+ while (vars->dropping && -+ codel_time_after_eq(now, vars->drop_next)) { -+ if (++vars->count == 0) /* avoid zero divides */ -+ vars->count = ~0U; -+ if (params->ecn && INET_ECN_set_ce(skb)) { -+ stats->ecn_mark++; -+ vars->drop_next = -+ codel_control_law(vars->drop_next, -+ params->interval, -+ vars->count); -+ goto end; -+ } -+ qdisc_drop(skb, sch); -+ stats->drop_count++; -+ skb = dequeue_func(vars, sch); -+ if (!codel_should_drop(skb, backlog, -+ vars, params, stats, now)) { -+ /* leave dropping state */ -+ vars->dropping = false; -+ } else { -+ /* and schedule the next drop */ -+ vars->drop_next = -+ codel_control_law(vars->drop_next, -+ params->interval, -+ vars->count); -+ } -+ } -+ } -+ } else if (drop) { -+ if (params->ecn && INET_ECN_set_ce(skb)) { -+ stats->ecn_mark++; -+ } else { -+ qdisc_drop(skb, sch); -+ stats->drop_count++; -+ -+ skb = dequeue_func(vars, sch); -+ drop = codel_should_drop(skb, backlog, vars, params, -+ stats, now); -+ } -+ vars->dropping = true; -+ /* if min went above target close to when we last went below it -+ * assume that the drop rate that controlled the queue on the -+ * last cycle is a good starting point to control it now. -+ */ -+ if (codel_time_before(now - vars->drop_next, -+ 16 * params->interval)) { -+ vars->count = (vars->count - vars->lastcount) | 1; -+ } else { -+ vars->count = 1; -+ } -+ vars->lastcount = vars->count; -+ vars->drop_next = codel_control_law(now, params->interval, -+ vars->count); -+ } -+end: -+ return skb; -+} -+#endif -diff --git a/net/sched/Kconfig b/net/sched/Kconfig -index 75b58f8..fadd252 100644 ---- a/net/sched/Kconfig -+++ b/net/sched/Kconfig -@@ -250,6 +250,17 @@ config NET_SCH_QFQ - - If unsure, say N. - -+config NET_SCH_CODEL -+ tristate "Controlled Delay AQM (CODEL)" -+ help -+ Say Y here if you want to use the Controlled Delay (CODEL) -+ packet scheduling algorithm. -+ -+ To compile this driver as a module, choose M here: the module -+ will be called sch_codel. -+ -+ If unsure, say N. -+ - config NET_SCH_INGRESS - tristate "Ingress Qdisc" - depends on NET_CLS_ACT -diff --git a/net/sched/Makefile b/net/sched/Makefile -index 8cdf4e2..30fab03 100644 ---- a/net/sched/Makefile -+++ b/net/sched/Makefile -@@ -37,6 +37,7 @@ obj-$(CONFIG_NET_SCH_PLUG) += sch_plug.o - obj-$(CONFIG_NET_SCH_MQPRIO) += sch_mqprio.o - obj-$(CONFIG_NET_SCH_CHOKE) += sch_choke.o - obj-$(CONFIG_NET_SCH_QFQ) += sch_qfq.o -+obj-$(CONFIG_NET_SCH_CODEL) += sch_codel.o - - obj-$(CONFIG_NET_CLS_U32) += cls_u32.o - obj-$(CONFIG_NET_CLS_ROUTE4) += cls_route.o -diff --git a/net/sched/sch_codel.c b/net/sched/sch_codel.c -new file mode 100644 -index 0000000..b4a1a81 ---- /dev/null -+++ b/net/sched/sch_codel.c -@@ -0,0 +1,275 @@ -+/* -+ * Codel - The Controlled-Delay Active Queue Management algorithm -+ * -+ * Copyright (C) 2011-2012 Kathleen Nichols -+ * Copyright (C) 2011-2012 Van Jacobson -+ * -+ * Implemented on linux by : -+ * Copyright (C) 2012 Michael D. Taht -+ * Copyright (C) 2012 Eric Dumazet -+ * -+ * Redistribution and use in source and binary forms, with or without -+ * modification, are permitted provided that the following conditions -+ * are met: -+ * 1. Redistributions of source code must retain the above copyright -+ * notice, this list of conditions, and the following disclaimer, -+ * without modification. -+ * 2. Redistributions in binary form must reproduce the above copyright -+ * notice, this list of conditions and the following disclaimer in the -+ * documentation and/or other materials provided with the distribution. -+ * 3. The names of the authors may not be used to endorse or promote products -+ * derived from this software without specific prior written permission. -+ * -+ * Alternatively, provided that this notice is retained in full, this -+ * software may be distributed under the terms of the GNU General -+ * Public License ("GPL") version 2, in which case the provisions of the -+ * GPL apply INSTEAD OF those given above. -+ * -+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH -+ * DAMAGE. -+ * -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+ -+#define DEFAULT_CODEL_LIMIT 1000 -+ -+struct codel_sched_data { -+ struct codel_params params; -+ struct codel_vars vars; -+ struct codel_stats stats; -+ u32 drop_overlimit; -+}; -+ -+/* This is the specific function called from codel_dequeue() -+ * to dequeue a packet from queue. Note: backlog is handled in -+ * codel, we dont need to reduce it here. -+ */ -+static struct sk_buff *dequeue(struct codel_vars *vars, struct Qdisc *sch) -+{ -+ struct sk_buff *skb = __skb_dequeue(&sch->q); -+ -+ prefetch(&skb->end); /* we'll need skb_shinfo() */ -+ return skb; -+} -+ -+static struct sk_buff *codel_qdisc_dequeue(struct Qdisc *sch) -+{ -+ struct codel_sched_data *q = qdisc_priv(sch); -+ struct sk_buff *skb; -+ -+ skb = codel_dequeue(sch, &q->params, &q->vars, &q->stats, -+ dequeue, &sch->qstats.backlog); -+ /* We cant call qdisc_tree_decrease_qlen() if our qlen is 0, -+ * or HTB crashes. Defer it for next round. -+ */ -+ if (q->stats.drop_count && sch->q.qlen) { -+ qdisc_tree_decrease_qlen(sch, q->stats.drop_count); -+ q->stats.drop_count = 0; -+ } -+ if (skb) -+ qdisc_bstats_update(sch, skb); -+ return skb; -+} -+ -+static int codel_qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch) -+{ -+ struct codel_sched_data *q; -+ -+ if (likely(qdisc_qlen(sch) < sch->limit)) { -+ codel_set_enqueue_time(skb); -+ return qdisc_enqueue_tail(skb, sch); -+ } -+ q = qdisc_priv(sch); -+ q->drop_overlimit++; -+ return qdisc_drop(skb, sch); -+} -+ -+static const struct nla_policy codel_policy[TCA_CODEL_MAX + 1] = { -+ [TCA_CODEL_TARGET] = { .type = NLA_U32 }, -+ [TCA_CODEL_LIMIT] = { .type = NLA_U32 }, -+ [TCA_CODEL_INTERVAL] = { .type = NLA_U32 }, -+ [TCA_CODEL_ECN] = { .type = NLA_U32 }, -+}; -+ -+static int codel_change(struct Qdisc *sch, struct nlattr *opt) -+{ -+ struct codel_sched_data *q = qdisc_priv(sch); -+ struct nlattr *tb[TCA_CODEL_MAX + 1]; -+ unsigned int qlen; -+ int err; -+ -+ if (!opt) -+ return -EINVAL; -+ -+ err = nla_parse_nested(tb, TCA_CODEL_MAX, opt, codel_policy); -+ if (err < 0) -+ return err; -+ -+ sch_tree_lock(sch); -+ -+ if (tb[TCA_CODEL_TARGET]) { -+ u32 target = nla_get_u32(tb[TCA_CODEL_TARGET]); -+ -+ q->params.target = ((u64)target * NSEC_PER_USEC) >> CODEL_SHIFT; -+ } -+ -+ if (tb[TCA_CODEL_INTERVAL]) { -+ u32 interval = nla_get_u32(tb[TCA_CODEL_INTERVAL]); -+ -+ q->params.interval = ((u64)interval * NSEC_PER_USEC) >> CODEL_SHIFT; -+ } -+ -+ if (tb[TCA_CODEL_LIMIT]) -+ sch->limit = nla_get_u32(tb[TCA_CODEL_LIMIT]); -+ -+ if (tb[TCA_CODEL_ECN]) -+ q->params.ecn = !!nla_get_u32(tb[TCA_CODEL_ECN]); -+ -+ qlen = sch->q.qlen; -+ while (sch->q.qlen > sch->limit) { -+ struct sk_buff *skb = __skb_dequeue(&sch->q); -+ -+ sch->qstats.backlog -= qdisc_pkt_len(skb); -+ qdisc_drop(skb, sch); -+ } -+ qdisc_tree_decrease_qlen(sch, qlen - sch->q.qlen); -+ -+ sch_tree_unlock(sch); -+ return 0; -+} -+ -+static int codel_init(struct Qdisc *sch, struct nlattr *opt) -+{ -+ struct codel_sched_data *q = qdisc_priv(sch); -+ -+ sch->limit = DEFAULT_CODEL_LIMIT; -+ -+ codel_params_init(&q->params); -+ codel_vars_init(&q->vars); -+ codel_stats_init(&q->stats); -+ -+ if (opt) { -+ int err = codel_change(sch, opt); -+ -+ if (err) -+ return err; -+ } -+ -+ if (sch->limit >= 1) -+ sch->flags |= TCQ_F_CAN_BYPASS; -+ else -+ sch->flags &= ~TCQ_F_CAN_BYPASS; -+ -+ return 0; -+} -+ -+static int codel_dump(struct Qdisc *sch, struct sk_buff *skb) -+{ -+ struct codel_sched_data *q = qdisc_priv(sch); -+ struct nlattr *opts; -+ -+ opts = nla_nest_start(skb, TCA_OPTIONS); -+ if (opts == NULL) -+ goto nla_put_failure; -+ -+ if (nla_put_u32(skb, TCA_CODEL_TARGET, -+ codel_time_to_us(q->params.target)) || -+ nla_put_u32(skb, TCA_CODEL_LIMIT, -+ sch->limit) || -+ nla_put_u32(skb, TCA_CODEL_INTERVAL, -+ codel_time_to_us(q->params.interval)) || -+ nla_put_u32(skb, TCA_CODEL_ECN, -+ q->params.ecn)) -+ goto nla_put_failure; -+ -+ return nla_nest_end(skb, opts); -+ -+nla_put_failure: -+ nla_nest_cancel(skb, opts); -+ return -1; -+} -+ -+static int codel_dump_stats(struct Qdisc *sch, struct gnet_dump *d) -+{ -+ const struct codel_sched_data *q = qdisc_priv(sch); -+ struct tc_codel_xstats st = { -+ .maxpacket = q->stats.maxpacket, -+ .count = q->vars.count, -+ .lastcount = q->vars.lastcount, -+ .drop_overlimit = q->drop_overlimit, -+ .ldelay = codel_time_to_us(q->vars.ldelay), -+ .dropping = q->vars.dropping, -+ .ecn_mark = q->stats.ecn_mark, -+ }; -+ -+ if (q->vars.dropping) { -+ codel_tdiff_t delta = q->vars.drop_next - codel_get_time(); -+ -+ if (delta >= 0) -+ st.drop_next = codel_time_to_us(delta); -+ else -+ st.drop_next = -codel_time_to_us(-delta); -+ } -+ -+ return gnet_stats_copy_app(d, &st, sizeof(st)); -+} -+ -+static void codel_reset(struct Qdisc *sch) -+{ -+ struct codel_sched_data *q = qdisc_priv(sch); -+ -+ qdisc_reset_queue(sch); -+ codel_vars_init(&q->vars); -+} -+ -+static struct Qdisc_ops codel_qdisc_ops __read_mostly = { -+ .id = "codel", -+ .priv_size = sizeof(struct codel_sched_data), -+ -+ .enqueue = codel_qdisc_enqueue, -+ .dequeue = codel_qdisc_dequeue, -+ .peek = qdisc_peek_dequeued, -+ .init = codel_init, -+ .reset = codel_reset, -+ .change = codel_change, -+ .dump = codel_dump, -+ .dump_stats = codel_dump_stats, -+ .owner = THIS_MODULE, -+}; -+ -+static int __init codel_module_init(void) -+{ -+ return register_qdisc(&codel_qdisc_ops); -+} -+ -+static void __exit codel_module_exit(void) -+{ -+ unregister_qdisc(&codel_qdisc_ops); -+} -+ -+module_init(codel_module_init) -+module_exit(codel_module_exit) -+ -+MODULE_DESCRIPTION("Controlled Delay queue discipline"); -+MODULE_AUTHOR("Dave Taht"); -+MODULE_AUTHOR("Eric Dumazet"); -+MODULE_LICENSE("Dual BSD/GPL"); --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0002-codel-use-Newton-method-instead-of-sqrt-and-divides.patch b/src/patches/linux-3.2-codel/0002-codel-use-Newton-method-instead-of-sqrt-and-divides.patch deleted file mode 100644 index 954d05044..000000000 --- a/src/patches/linux-3.2-codel/0002-codel-use-Newton-method-instead-of-sqrt-and-divides.patch +++ /dev/null @@ -1,189 +0,0 @@ -From: Eric Dumazet -Date: Sat, 12 May 2012 03:32:13 +0000 -Subject: [PATCH 2/7] codel: use Newton method instead of sqrt() and divides - -commit 536edd67109df5e0cdb2c4ee759e9bade7976367 upstream. - -As Van pointed out, interval/sqrt(count) can be implemented using -multiplies only. - -http://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Iterative_methods_for_reciprocal_square_roots - -This patch implements the Newton method and reciprocal divide. - -Total cost is 15 cycles instead of 120 on my Corei5 machine (64bit -kernel). - -There is a small 'error' for count values < 5, but we don't really care. - -I reuse a hole in struct codel_vars : - - pack the dropping boolean into one bit - - use 31bit to store the reciprocal value of sqrt(count). - -Suggested-by: Van Jacobson -Signed-off-by: Eric Dumazet -Cc: Dave Taht -Cc: Kathleen Nichols -Cc: Tom Herbert -Cc: Matt Mathis -Cc: Yuchung Cheng -Cc: Nandita Dukkipati -Cc: Stephen Hemminger -Signed-off-by: David S. Miller ---- - include/net/codel.h | 68 ++++++++++++++++++++++++++++----------------------- - 1 file changed, 37 insertions(+), 31 deletions(-) - -diff --git a/include/net/codel.h b/include/net/codel.h -index bce2cef..bd8747c 100644 ---- a/include/net/codel.h -+++ b/include/net/codel.h -@@ -46,6 +46,7 @@ - #include - #include - #include -+#include - - /* Controlling Queue Delay (CoDel) algorithm - * ========================================= -@@ -123,6 +124,7 @@ struct codel_params { - * entered dropping state - * @lastcount: count at entry to dropping state - * @dropping: set to true if in dropping state -+ * @rec_inv_sqrt: reciprocal value of sqrt(count) >> 1 - * @first_above_time: when we went (or will go) continuously above target - * for interval - * @drop_next: time to drop next packet, or when we dropped last -@@ -131,7 +133,8 @@ struct codel_params { - struct codel_vars { - u32 count; - u32 lastcount; -- bool dropping; -+ bool dropping:1; -+ u32 rec_inv_sqrt:31; - codel_time_t first_above_time; - codel_time_t drop_next; - codel_time_t ldelay; -@@ -158,11 +161,7 @@ static void codel_params_init(struct codel_params *params) - - static void codel_vars_init(struct codel_vars *vars) - { -- vars->drop_next = 0; -- vars->first_above_time = 0; -- vars->dropping = false; /* exit dropping state */ -- vars->count = 0; -- vars->lastcount = 0; -+ memset(vars, 0, sizeof(*vars)); - } - - static void codel_stats_init(struct codel_stats *stats) -@@ -170,38 +169,37 @@ static void codel_stats_init(struct codel_stats *stats) - stats->maxpacket = 256; - } - --/* return interval/sqrt(x) with good precision -- * relies on int_sqrt(unsigned long x) kernel implementation -+/* -+ * http://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Iterative_methods_for_reciprocal_square_roots -+ * new_invsqrt = (invsqrt / 2) * (3 - count * invsqrt^2) -+ * -+ * Here, invsqrt is a fixed point number (< 1.0), 31bit mantissa) - */ --static u32 codel_inv_sqrt(u32 _interval, u32 _x) -+static void codel_Newton_step(struct codel_vars *vars) - { -- u64 interval = _interval; -- unsigned long x = _x; -+ u32 invsqrt = vars->rec_inv_sqrt; -+ u32 invsqrt2 = ((u64)invsqrt * invsqrt) >> 31; -+ u64 val = (3LL << 31) - ((u64)vars->count * invsqrt2); - -- /* Scale operands for max precision */ -- --#if BITS_PER_LONG == 64 -- x <<= 32; /* On 64bit arches, we can prescale x by 32bits */ -- interval <<= 16; --#endif -+ val = (val * invsqrt) >> 32; - -- while (x < (1UL << (BITS_PER_LONG - 2))) { -- x <<= 2; -- interval <<= 1; -- } -- do_div(interval, int_sqrt(x)); -- return (u32)interval; -+ vars->rec_inv_sqrt = val; - } - -+/* -+ * CoDel control_law is t + interval/sqrt(count) -+ * We maintain in rec_inv_sqrt the reciprocal value of sqrt(count) to avoid -+ * both sqrt() and divide operation. -+ */ - static codel_time_t codel_control_law(codel_time_t t, - codel_time_t interval, -- u32 count) -+ u32 rec_inv_sqrt) - { -- return t + codel_inv_sqrt(interval, count); -+ return t + reciprocal_divide(interval, rec_inv_sqrt << 1); - } - - --static bool codel_should_drop(struct sk_buff *skb, -+static bool codel_should_drop(const struct sk_buff *skb, - unsigned int *backlog, - struct codel_vars *vars, - struct codel_params *params, -@@ -274,14 +272,16 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - */ - while (vars->dropping && - codel_time_after_eq(now, vars->drop_next)) { -- if (++vars->count == 0) /* avoid zero divides */ -- vars->count = ~0U; -+ vars->count++; /* dont care of possible wrap -+ * since there is no more divide -+ */ -+ codel_Newton_step(vars); - if (params->ecn && INET_ECN_set_ce(skb)) { - stats->ecn_mark++; - vars->drop_next = - codel_control_law(vars->drop_next, - params->interval, -- vars->count); -+ vars->rec_inv_sqrt); - goto end; - } - qdisc_drop(skb, sch); -@@ -296,7 +296,7 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - vars->drop_next = - codel_control_law(vars->drop_next, - params->interval, -- vars->count); -+ vars->rec_inv_sqrt); - } - } - } -@@ -319,12 +319,18 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - if (codel_time_before(now - vars->drop_next, - 16 * params->interval)) { - vars->count = (vars->count - vars->lastcount) | 1; -+ /* we dont care if rec_inv_sqrt approximation -+ * is not very precise : -+ * Next Newton steps will correct it quadratically. -+ */ -+ codel_Newton_step(vars); - } else { - vars->count = 1; -+ vars->rec_inv_sqrt = 0x7fffffff; - } - vars->lastcount = vars->count; - vars->drop_next = codel_control_law(now, params->interval, -- vars->count); -+ vars->rec_inv_sqrt); - } - end: - return skb; --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0003-fq_codel-Fair-Queue-Codel-AQM.patch b/src/patches/linux-3.2-codel/0003-fq_codel-Fair-Queue-Codel-AQM.patch deleted file mode 100644 index e1d2260b9..000000000 --- a/src/patches/linux-3.2-codel/0003-fq_codel-Fair-Queue-Codel-AQM.patch +++ /dev/null @@ -1,850 +0,0 @@ -From: Eric Dumazet -Date: Fri, 11 May 2012 09:30:50 +0000 -Subject: [PATCH 3/7] fq_codel: Fair Queue Codel AQM - -commit 4b549a2ef4bef9965d97cbd992ba67930cd3e0fe upstream. - -Fair Queue Codel packet scheduler - -Principles : - -- Packets are classified (internal classifier or external) on flows. -- This is a Stochastic model (as we use a hash, several flows might - be hashed on same slot) -- Each flow has a CoDel managed queue. -- Flows are linked onto two (Round Robin) lists, - so that new flows have priority on old ones. - -- For a given flow, packets are not reordered (CoDel uses a FIFO) -- head drops only. -- ECN capability is on by default. -- Very low memory footprint (64 bytes per flow) - -tc qdisc ... fq_codel [ limit PACKETS ] [ flows number ] - [ target TIME ] [ interval TIME ] [ noecn ] - [ quantum BYTES ] - -defaults : 1024 flows, 10240 packets limit, quantum : device MTU - target : 5ms (CoDel default) - interval : 100ms (CoDel default) - -Impressive results on load : - -class htb 1:1 root leaf 10: prio 0 quantum 1514 rate 200000Kbit ceil 200000Kbit burst 1475b/8 mpu 0b overhead 0b cburst 1475b/8 mpu 0b overhead 0b level 0 - Sent 43304920109 bytes 33063109 pkt (dropped 0, overlimits 0 requeues 0) - rate 201691Kbit 28595pps backlog 0b 312p requeues 0 - lended: 33063109 borrowed: 0 giants: 0 - tokens: -912 ctokens: -912 - -class fq_codel 10:1735 parent 10: - (dropped 1292, overlimits 0 requeues 0) - backlog 15140b 10p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 7.1ms -class fq_codel 10:4524 parent 10: - (dropped 1291, overlimits 0 requeues 0) - backlog 16654b 11p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 7.1ms -class fq_codel 10:4e74 parent 10: - (dropped 1290, overlimits 0 requeues 0) - backlog 6056b 4p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 6.4ms dropping drop_next 92.0ms -class fq_codel 10:628a parent 10: - (dropped 1289, overlimits 0 requeues 0) - backlog 7570b 5p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 5.4ms dropping drop_next 90.9ms -class fq_codel 10:a4b3 parent 10: - (dropped 302, overlimits 0 requeues 0) - backlog 16654b 11p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 7.1ms -class fq_codel 10:c3c2 parent 10: - (dropped 1284, overlimits 0 requeues 0) - backlog 13626b 9p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 5.9ms -class fq_codel 10:d331 parent 10: - (dropped 299, overlimits 0 requeues 0) - backlog 15140b 10p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 7.0ms -class fq_codel 10:d526 parent 10: - (dropped 12160, overlimits 0 requeues 0) - backlog 35870b 211p requeues 0 - deficit 1508 count 12160 lastcount 1 ldelay 15.3ms dropping drop_next 247us -class fq_codel 10:e2c6 parent 10: - (dropped 1288, overlimits 0 requeues 0) - backlog 15140b 10p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 7.1ms -class fq_codel 10:eab5 parent 10: - (dropped 1285, overlimits 0 requeues 0) - backlog 16654b 11p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 5.9ms -class fq_codel 10:f220 parent 10: - (dropped 1289, overlimits 0 requeues 0) - backlog 15140b 10p requeues 0 - deficit 1514 count 1 lastcount 1 ldelay 7.1ms - -qdisc htb 1: root refcnt 6 r2q 10 default 1 direct_packets_stat 0 ver 3.17 - Sent 43331086547 bytes 33092812 pkt (dropped 0, overlimits 66063544 requeues 71) - rate 201697Kbit 28602pps backlog 0b 260p requeues 71 -qdisc fq_codel 10: parent 1:1 limit 10240p flows 65536 target 5.0ms interval 100.0ms ecn - Sent 43331086547 bytes 33092812 pkt (dropped 949359, overlimits 0 requeues 0) - rate 201697Kbit 28602pps backlog 189352b 260p requeues 0 - maxpacket 1514 drop_overlimit 0 new_flow_count 5582 ecn_mark 125593 - new_flows_len 0 old_flows_len 11 - -PING 172.30.42.18 (172.30.42.18) 56(84) bytes of data. -64 bytes from 172.30.42.18: icmp_req=1 ttl=64 time=0.227 ms -64 bytes from 172.30.42.18: icmp_req=2 ttl=64 time=0.165 ms -64 bytes from 172.30.42.18: icmp_req=3 ttl=64 time=0.166 ms -64 bytes from 172.30.42.18: icmp_req=4 ttl=64 time=0.151 ms -64 bytes from 172.30.42.18: icmp_req=5 ttl=64 time=0.164 ms -64 bytes from 172.30.42.18: icmp_req=6 ttl=64 time=0.172 ms -64 bytes from 172.30.42.18: icmp_req=7 ttl=64 time=0.175 ms -64 bytes from 172.30.42.18: icmp_req=8 ttl=64 time=0.183 ms -64 bytes from 172.30.42.18: icmp_req=9 ttl=64 time=0.158 ms -64 bytes from 172.30.42.18: icmp_req=10 ttl=64 time=0.200 ms - -10 packets transmitted, 10 received, 0% packet loss, time 8999ms -rtt min/avg/max/mdev = 0.151/0.176/0.227/0.022 ms - -Much better than SFQ because of priority given to new flows, and fast -path dirtying less cache lines. - -Signed-off-by: Eric Dumazet -Signed-off-by: David S. Miller ---- - include/linux/pkt_sched.h | 54 ++++ - net/sched/Kconfig | 11 + - net/sched/Makefile | 1 + - net/sched/sch_fq_codel.c | 624 +++++++++++++++++++++++++++++++++++++++++++++ - 4 files changed, 690 insertions(+) - create mode 100644 net/sched/sch_fq_codel.c - -diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h -index cde56c2..32aef0a 100644 ---- a/include/linux/pkt_sched.h -+++ b/include/linux/pkt_sched.h -@@ -681,4 +681,58 @@ struct tc_codel_xstats { - __u32 dropping; /* are we in dropping state ? */ - }; - -+/* FQ_CODEL */ -+ -+enum { -+ TCA_FQ_CODEL_UNSPEC, -+ TCA_FQ_CODEL_TARGET, -+ TCA_FQ_CODEL_LIMIT, -+ TCA_FQ_CODEL_INTERVAL, -+ TCA_FQ_CODEL_ECN, -+ TCA_FQ_CODEL_FLOWS, -+ TCA_FQ_CODEL_QUANTUM, -+ __TCA_FQ_CODEL_MAX -+}; -+ -+#define TCA_FQ_CODEL_MAX (__TCA_FQ_CODEL_MAX - 1) -+ -+enum { -+ TCA_FQ_CODEL_XSTATS_QDISC, -+ TCA_FQ_CODEL_XSTATS_CLASS, -+}; -+ -+struct tc_fq_codel_qd_stats { -+ __u32 maxpacket; /* largest packet we've seen so far */ -+ __u32 drop_overlimit; /* number of time max qdisc -+ * packet limit was hit -+ */ -+ __u32 ecn_mark; /* number of packets we ECN marked -+ * instead of being dropped -+ */ -+ __u32 new_flow_count; /* number of time packets -+ * created a 'new flow' -+ */ -+ __u32 new_flows_len; /* count of flows in new list */ -+ __u32 old_flows_len; /* count of flows in old list */ -+}; -+ -+struct tc_fq_codel_cl_stats { -+ __s32 deficit; -+ __u32 ldelay; /* in-queue delay seen by most recently -+ * dequeued packet -+ */ -+ __u32 count; -+ __u32 lastcount; -+ __u32 dropping; -+ __s32 drop_next; -+}; -+ -+struct tc_fq_codel_xstats { -+ __u32 type; -+ union { -+ struct tc_fq_codel_qd_stats qdisc_stats; -+ struct tc_fq_codel_cl_stats class_stats; -+ }; -+}; -+ - #endif -diff --git a/net/sched/Kconfig b/net/sched/Kconfig -index fadd252..e7a8976 100644 ---- a/net/sched/Kconfig -+++ b/net/sched/Kconfig -@@ -261,6 +261,17 @@ config NET_SCH_CODEL - - If unsure, say N. - -+config NET_SCH_FQ_CODEL -+ tristate "Fair Queue Controlled Delay AQM (FQ_CODEL)" -+ help -+ Say Y here if you want to use the FQ Controlled Delay (FQ_CODEL) -+ packet scheduling algorithm. -+ -+ To compile this driver as a module, choose M here: the module -+ will be called sch_fq_codel. -+ -+ If unsure, say N. -+ - config NET_SCH_INGRESS - tristate "Ingress Qdisc" - depends on NET_CLS_ACT -diff --git a/net/sched/Makefile b/net/sched/Makefile -index 30fab03..5940a19 100644 ---- a/net/sched/Makefile -+++ b/net/sched/Makefile -@@ -38,6 +38,7 @@ obj-$(CONFIG_NET_SCH_MQPRIO) += sch_mqprio.o - obj-$(CONFIG_NET_SCH_CHOKE) += sch_choke.o - obj-$(CONFIG_NET_SCH_QFQ) += sch_qfq.o - obj-$(CONFIG_NET_SCH_CODEL) += sch_codel.o -+obj-$(CONFIG_NET_SCH_FQ_CODEL) += sch_fq_codel.o - - obj-$(CONFIG_NET_CLS_U32) += cls_u32.o - obj-$(CONFIG_NET_CLS_ROUTE4) += cls_route.o -diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c -new file mode 100644 -index 0000000..a7b3754 ---- /dev/null -+++ b/net/sched/sch_fq_codel.c -@@ -0,0 +1,624 @@ -+/* -+ * Fair Queue CoDel discipline -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public License -+ * as published by the Free Software Foundation; either version -+ * 2 of the License, or (at your option) any later version. -+ * -+ * Copyright (C) 2012 Eric Dumazet -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+/* Fair Queue CoDel. -+ * -+ * Principles : -+ * Packets are classified (internal classifier or external) on flows. -+ * This is a Stochastic model (as we use a hash, several flows -+ * might be hashed on same slot) -+ * Each flow has a CoDel managed queue. -+ * Flows are linked onto two (Round Robin) lists, -+ * so that new flows have priority on old ones. -+ * -+ * For a given flow, packets are not reordered (CoDel uses a FIFO) -+ * head drops only. -+ * ECN capability is on by default. -+ * Low memory footprint (64 bytes per flow) -+ */ -+ -+struct fq_codel_flow { -+ struct sk_buff *head; -+ struct sk_buff *tail; -+ struct list_head flowchain; -+ int deficit; -+ u32 dropped; /* number of drops (or ECN marks) on this flow */ -+ struct codel_vars cvars; -+}; /* please try to keep this structure <= 64 bytes */ -+ -+struct fq_codel_sched_data { -+ struct tcf_proto *filter_list; /* optional external classifier */ -+ struct fq_codel_flow *flows; /* Flows table [flows_cnt] */ -+ u32 *backlogs; /* backlog table [flows_cnt] */ -+ u32 flows_cnt; /* number of flows */ -+ u32 perturbation; /* hash perturbation */ -+ u32 quantum; /* psched_mtu(qdisc_dev(sch)); */ -+ struct codel_params cparams; -+ struct codel_stats cstats; -+ u32 drop_overlimit; -+ u32 new_flow_count; -+ -+ struct list_head new_flows; /* list of new flows */ -+ struct list_head old_flows; /* list of old flows */ -+}; -+ -+static unsigned int fq_codel_hash(const struct fq_codel_sched_data *q, -+ const struct sk_buff *skb) -+{ -+ struct flow_keys keys; -+ unsigned int hash; -+ -+ skb_flow_dissect(skb, &keys); -+ hash = jhash_3words((__force u32)keys.dst, -+ (__force u32)keys.src ^ keys.ip_proto, -+ (__force u32)keys.ports, q->perturbation); -+ return ((u64)hash * q->flows_cnt) >> 32; -+} -+ -+static unsigned int fq_codel_classify(struct sk_buff *skb, struct Qdisc *sch, -+ int *qerr) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ struct tcf_result res; -+ int result; -+ -+ if (TC_H_MAJ(skb->priority) == sch->handle && -+ TC_H_MIN(skb->priority) > 0 && -+ TC_H_MIN(skb->priority) <= q->flows_cnt) -+ return TC_H_MIN(skb->priority); -+ -+ if (!q->filter_list) -+ return fq_codel_hash(q, skb) + 1; -+ -+ *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS; -+ result = tc_classify(skb, q->filter_list, &res); -+ if (result >= 0) { -+#ifdef CONFIG_NET_CLS_ACT -+ switch (result) { -+ case TC_ACT_STOLEN: -+ case TC_ACT_QUEUED: -+ *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN; -+ case TC_ACT_SHOT: -+ return 0; -+ } -+#endif -+ if (TC_H_MIN(res.classid) <= q->flows_cnt) -+ return TC_H_MIN(res.classid); -+ } -+ return 0; -+} -+ -+/* helper functions : might be changed when/if skb use a standard list_head */ -+ -+/* remove one skb from head of slot queue */ -+static inline struct sk_buff *dequeue_head(struct fq_codel_flow *flow) -+{ -+ struct sk_buff *skb = flow->head; -+ -+ flow->head = skb->next; -+ skb->next = NULL; -+ return skb; -+} -+ -+/* add skb to flow queue (tail add) */ -+static inline void flow_queue_add(struct fq_codel_flow *flow, -+ struct sk_buff *skb) -+{ -+ if (flow->head == NULL) -+ flow->head = skb; -+ else -+ flow->tail->next = skb; -+ flow->tail = skb; -+ skb->next = NULL; -+} -+ -+static unsigned int fq_codel_drop(struct Qdisc *sch) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ struct sk_buff *skb; -+ unsigned int maxbacklog = 0, idx = 0, i, len; -+ struct fq_codel_flow *flow; -+ -+ /* Queue is full! Find the fat flow and drop packet from it. -+ * This might sound expensive, but with 1024 flows, we scan -+ * 4KB of memory, and we dont need to handle a complex tree -+ * in fast path (packet queue/enqueue) with many cache misses. -+ */ -+ for (i = 0; i < q->flows_cnt; i++) { -+ if (q->backlogs[i] > maxbacklog) { -+ maxbacklog = q->backlogs[i]; -+ idx = i; -+ } -+ } -+ flow = &q->flows[idx]; -+ skb = dequeue_head(flow); -+ len = qdisc_pkt_len(skb); -+ q->backlogs[idx] -= len; -+ kfree_skb(skb); -+ sch->q.qlen--; -+ sch->qstats.drops++; -+ sch->qstats.backlog -= len; -+ flow->dropped++; -+ return idx; -+} -+ -+static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ unsigned int idx; -+ struct fq_codel_flow *flow; -+ int uninitialized_var(ret); -+ -+ idx = fq_codel_classify(skb, sch, &ret); -+ if (idx == 0) { -+ if (ret & __NET_XMIT_BYPASS) -+ sch->qstats.drops++; -+ kfree_skb(skb); -+ return ret; -+ } -+ idx--; -+ -+ codel_set_enqueue_time(skb); -+ flow = &q->flows[idx]; -+ flow_queue_add(flow, skb); -+ q->backlogs[idx] += qdisc_pkt_len(skb); -+ sch->qstats.backlog += qdisc_pkt_len(skb); -+ -+ if (list_empty(&flow->flowchain)) { -+ list_add_tail(&flow->flowchain, &q->new_flows); -+ codel_vars_init(&flow->cvars); -+ q->new_flow_count++; -+ flow->deficit = q->quantum; -+ flow->dropped = 0; -+ } -+ if (++sch->q.qlen < sch->limit) -+ return NET_XMIT_SUCCESS; -+ -+ q->drop_overlimit++; -+ /* Return Congestion Notification only if we dropped a packet -+ * from this flow. -+ */ -+ if (fq_codel_drop(sch) == idx) -+ return NET_XMIT_CN; -+ -+ /* As we dropped a packet, better let upper stack know this */ -+ qdisc_tree_decrease_qlen(sch, 1); -+ return NET_XMIT_SUCCESS; -+} -+ -+/* This is the specific function called from codel_dequeue() -+ * to dequeue a packet from queue. Note: backlog is handled in -+ * codel, we dont need to reduce it here. -+ */ -+static struct sk_buff *dequeue(struct codel_vars *vars, struct Qdisc *sch) -+{ -+ struct fq_codel_flow *flow; -+ struct sk_buff *skb = NULL; -+ -+ flow = container_of(vars, struct fq_codel_flow, cvars); -+ if (flow->head) { -+ skb = dequeue_head(flow); -+ sch->qstats.backlog -= qdisc_pkt_len(skb); -+ sch->q.qlen--; -+ } -+ return skb; -+} -+ -+static struct sk_buff *fq_codel_dequeue(struct Qdisc *sch) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ struct sk_buff *skb; -+ struct fq_codel_flow *flow; -+ struct list_head *head; -+ u32 prev_drop_count, prev_ecn_mark; -+ -+begin: -+ head = &q->new_flows; -+ if (list_empty(head)) { -+ head = &q->old_flows; -+ if (list_empty(head)) -+ return NULL; -+ } -+ flow = list_first_entry(head, struct fq_codel_flow, flowchain); -+ -+ if (flow->deficit <= 0) { -+ flow->deficit += q->quantum; -+ list_move_tail(&flow->flowchain, &q->old_flows); -+ goto begin; -+ } -+ -+ prev_drop_count = q->cstats.drop_count; -+ prev_ecn_mark = q->cstats.ecn_mark; -+ -+ skb = codel_dequeue(sch, &q->cparams, &flow->cvars, &q->cstats, -+ dequeue, &q->backlogs[flow - q->flows]); -+ -+ flow->dropped += q->cstats.drop_count - prev_drop_count; -+ flow->dropped += q->cstats.ecn_mark - prev_ecn_mark; -+ -+ if (!skb) { -+ /* force a pass through old_flows to prevent starvation */ -+ if ((head == &q->new_flows) && !list_empty(&q->old_flows)) -+ list_move_tail(&flow->flowchain, &q->old_flows); -+ else -+ list_del_init(&flow->flowchain); -+ goto begin; -+ } -+ qdisc_bstats_update(sch, skb); -+ flow->deficit -= qdisc_pkt_len(skb); -+ /* We cant call qdisc_tree_decrease_qlen() if our qlen is 0, -+ * or HTB crashes. Defer it for next round. -+ */ -+ if (q->cstats.drop_count && sch->q.qlen) { -+ qdisc_tree_decrease_qlen(sch, q->cstats.drop_count); -+ q->cstats.drop_count = 0; -+ } -+ return skb; -+} -+ -+static void fq_codel_reset(struct Qdisc *sch) -+{ -+ struct sk_buff *skb; -+ -+ while ((skb = fq_codel_dequeue(sch)) != NULL) -+ kfree_skb(skb); -+} -+ -+static const struct nla_policy fq_codel_policy[TCA_FQ_CODEL_MAX + 1] = { -+ [TCA_FQ_CODEL_TARGET] = { .type = NLA_U32 }, -+ [TCA_FQ_CODEL_LIMIT] = { .type = NLA_U32 }, -+ [TCA_FQ_CODEL_INTERVAL] = { .type = NLA_U32 }, -+ [TCA_FQ_CODEL_ECN] = { .type = NLA_U32 }, -+ [TCA_FQ_CODEL_FLOWS] = { .type = NLA_U32 }, -+ [TCA_FQ_CODEL_QUANTUM] = { .type = NLA_U32 }, -+}; -+ -+static int fq_codel_change(struct Qdisc *sch, struct nlattr *opt) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ struct nlattr *tb[TCA_FQ_CODEL_MAX + 1]; -+ int err; -+ -+ if (!opt) -+ return -EINVAL; -+ -+ err = nla_parse_nested(tb, TCA_FQ_CODEL_MAX, opt, fq_codel_policy); -+ if (err < 0) -+ return err; -+ if (tb[TCA_FQ_CODEL_FLOWS]) { -+ if (q->flows) -+ return -EINVAL; -+ q->flows_cnt = nla_get_u32(tb[TCA_FQ_CODEL_FLOWS]); -+ if (!q->flows_cnt || -+ q->flows_cnt > 65536) -+ return -EINVAL; -+ } -+ sch_tree_lock(sch); -+ -+ if (tb[TCA_FQ_CODEL_TARGET]) { -+ u64 target = nla_get_u32(tb[TCA_FQ_CODEL_TARGET]); -+ -+ q->cparams.target = (target * NSEC_PER_USEC) >> CODEL_SHIFT; -+ } -+ -+ if (tb[TCA_FQ_CODEL_INTERVAL]) { -+ u64 interval = nla_get_u32(tb[TCA_FQ_CODEL_INTERVAL]); -+ -+ q->cparams.interval = (interval * NSEC_PER_USEC) >> CODEL_SHIFT; -+ } -+ -+ if (tb[TCA_FQ_CODEL_LIMIT]) -+ sch->limit = nla_get_u32(tb[TCA_FQ_CODEL_LIMIT]); -+ -+ if (tb[TCA_FQ_CODEL_ECN]) -+ q->cparams.ecn = !!nla_get_u32(tb[TCA_FQ_CODEL_ECN]); -+ -+ if (tb[TCA_FQ_CODEL_QUANTUM]) -+ q->quantum = max(256U, nla_get_u32(tb[TCA_FQ_CODEL_QUANTUM])); -+ -+ while (sch->q.qlen > sch->limit) { -+ struct sk_buff *skb = fq_codel_dequeue(sch); -+ -+ kfree_skb(skb); -+ q->cstats.drop_count++; -+ } -+ qdisc_tree_decrease_qlen(sch, q->cstats.drop_count); -+ q->cstats.drop_count = 0; -+ -+ sch_tree_unlock(sch); -+ return 0; -+} -+ -+static void *fq_codel_zalloc(size_t sz) -+{ -+ void *ptr = kzalloc(sz, GFP_KERNEL | __GFP_NOWARN); -+ -+ if (!ptr) -+ ptr = vzalloc(sz); -+ return ptr; -+} -+ -+static void fq_codel_free(void *addr) -+{ -+ if (addr) { -+ if (is_vmalloc_addr(addr)) -+ vfree(addr); -+ else -+ kfree(addr); -+ } -+} -+ -+static void fq_codel_destroy(struct Qdisc *sch) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ -+ tcf_destroy_chain(&q->filter_list); -+ fq_codel_free(q->backlogs); -+ fq_codel_free(q->flows); -+} -+ -+static int fq_codel_init(struct Qdisc *sch, struct nlattr *opt) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ int i; -+ -+ sch->limit = 10*1024; -+ q->flows_cnt = 1024; -+ q->quantum = psched_mtu(qdisc_dev(sch)); -+ q->perturbation = net_random(); -+ INIT_LIST_HEAD(&q->new_flows); -+ INIT_LIST_HEAD(&q->old_flows); -+ codel_params_init(&q->cparams); -+ codel_stats_init(&q->cstats); -+ q->cparams.ecn = true; -+ -+ if (opt) { -+ int err = fq_codel_change(sch, opt); -+ if (err) -+ return err; -+ } -+ -+ if (!q->flows) { -+ q->flows = fq_codel_zalloc(q->flows_cnt * -+ sizeof(struct fq_codel_flow)); -+ if (!q->flows) -+ return -ENOMEM; -+ q->backlogs = fq_codel_zalloc(q->flows_cnt * sizeof(u32)); -+ if (!q->backlogs) { -+ fq_codel_free(q->flows); -+ return -ENOMEM; -+ } -+ for (i = 0; i < q->flows_cnt; i++) { -+ struct fq_codel_flow *flow = q->flows + i; -+ -+ INIT_LIST_HEAD(&flow->flowchain); -+ } -+ } -+ if (sch->limit >= 1) -+ sch->flags |= TCQ_F_CAN_BYPASS; -+ else -+ sch->flags &= ~TCQ_F_CAN_BYPASS; -+ return 0; -+} -+ -+static int fq_codel_dump(struct Qdisc *sch, struct sk_buff *skb) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ struct nlattr *opts; -+ -+ opts = nla_nest_start(skb, TCA_OPTIONS); -+ if (opts == NULL) -+ goto nla_put_failure; -+ -+ if (nla_put_u32(skb, TCA_FQ_CODEL_TARGET, -+ codel_time_to_us(q->cparams.target)) || -+ nla_put_u32(skb, TCA_FQ_CODEL_LIMIT, -+ sch->limit) || -+ nla_put_u32(skb, TCA_FQ_CODEL_INTERVAL, -+ codel_time_to_us(q->cparams.interval)) || -+ nla_put_u32(skb, TCA_FQ_CODEL_ECN, -+ q->cparams.ecn) || -+ nla_put_u32(skb, TCA_FQ_CODEL_QUANTUM, -+ q->quantum) || -+ nla_put_u32(skb, TCA_FQ_CODEL_FLOWS, -+ q->flows_cnt)) -+ goto nla_put_failure; -+ -+ nla_nest_end(skb, opts); -+ return skb->len; -+ -+nla_put_failure: -+ return -1; -+} -+ -+static int fq_codel_dump_stats(struct Qdisc *sch, struct gnet_dump *d) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ struct tc_fq_codel_xstats st = { -+ .type = TCA_FQ_CODEL_XSTATS_QDISC, -+ .qdisc_stats.maxpacket = q->cstats.maxpacket, -+ .qdisc_stats.drop_overlimit = q->drop_overlimit, -+ .qdisc_stats.ecn_mark = q->cstats.ecn_mark, -+ .qdisc_stats.new_flow_count = q->new_flow_count, -+ }; -+ struct list_head *pos; -+ -+ list_for_each(pos, &q->new_flows) -+ st.qdisc_stats.new_flows_len++; -+ -+ list_for_each(pos, &q->old_flows) -+ st.qdisc_stats.old_flows_len++; -+ -+ return gnet_stats_copy_app(d, &st, sizeof(st)); -+} -+ -+static struct Qdisc *fq_codel_leaf(struct Qdisc *sch, unsigned long arg) -+{ -+ return NULL; -+} -+ -+static unsigned long fq_codel_get(struct Qdisc *sch, u32 classid) -+{ -+ return 0; -+} -+ -+static unsigned long fq_codel_bind(struct Qdisc *sch, unsigned long parent, -+ u32 classid) -+{ -+ /* we cannot bypass queue discipline anymore */ -+ sch->flags &= ~TCQ_F_CAN_BYPASS; -+ return 0; -+} -+ -+static void fq_codel_put(struct Qdisc *q, unsigned long cl) -+{ -+} -+ -+static struct tcf_proto **fq_codel_find_tcf(struct Qdisc *sch, unsigned long cl) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ -+ if (cl) -+ return NULL; -+ return &q->filter_list; -+} -+ -+static int fq_codel_dump_class(struct Qdisc *sch, unsigned long cl, -+ struct sk_buff *skb, struct tcmsg *tcm) -+{ -+ tcm->tcm_handle |= TC_H_MIN(cl); -+ return 0; -+} -+ -+static int fq_codel_dump_class_stats(struct Qdisc *sch, unsigned long cl, -+ struct gnet_dump *d) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ u32 idx = cl - 1; -+ struct gnet_stats_queue qs = { 0 }; -+ struct tc_fq_codel_xstats xstats; -+ -+ if (idx < q->flows_cnt) { -+ const struct fq_codel_flow *flow = &q->flows[idx]; -+ const struct sk_buff *skb = flow->head; -+ -+ memset(&xstats, 0, sizeof(xstats)); -+ xstats.type = TCA_FQ_CODEL_XSTATS_CLASS; -+ xstats.class_stats.deficit = flow->deficit; -+ xstats.class_stats.ldelay = -+ codel_time_to_us(flow->cvars.ldelay); -+ xstats.class_stats.count = flow->cvars.count; -+ xstats.class_stats.lastcount = flow->cvars.lastcount; -+ xstats.class_stats.dropping = flow->cvars.dropping; -+ if (flow->cvars.dropping) { -+ codel_tdiff_t delta = flow->cvars.drop_next - -+ codel_get_time(); -+ -+ xstats.class_stats.drop_next = (delta >= 0) ? -+ codel_time_to_us(delta) : -+ -codel_time_to_us(-delta); -+ } -+ while (skb) { -+ qs.qlen++; -+ skb = skb->next; -+ } -+ qs.backlog = q->backlogs[idx]; -+ qs.drops = flow->dropped; -+ } -+ if (gnet_stats_copy_queue(d, &qs) < 0) -+ return -1; -+ if (idx < q->flows_cnt) -+ return gnet_stats_copy_app(d, &xstats, sizeof(xstats)); -+ return 0; -+} -+ -+static void fq_codel_walk(struct Qdisc *sch, struct qdisc_walker *arg) -+{ -+ struct fq_codel_sched_data *q = qdisc_priv(sch); -+ unsigned int i; -+ -+ if (arg->stop) -+ return; -+ -+ for (i = 0; i < q->flows_cnt; i++) { -+ if (list_empty(&q->flows[i].flowchain) || -+ arg->count < arg->skip) { -+ arg->count++; -+ continue; -+ } -+ if (arg->fn(sch, i + 1, arg) < 0) { -+ arg->stop = 1; -+ break; -+ } -+ arg->count++; -+ } -+} -+ -+static const struct Qdisc_class_ops fq_codel_class_ops = { -+ .leaf = fq_codel_leaf, -+ .get = fq_codel_get, -+ .put = fq_codel_put, -+ .tcf_chain = fq_codel_find_tcf, -+ .bind_tcf = fq_codel_bind, -+ .unbind_tcf = fq_codel_put, -+ .dump = fq_codel_dump_class, -+ .dump_stats = fq_codel_dump_class_stats, -+ .walk = fq_codel_walk, -+}; -+ -+static struct Qdisc_ops fq_codel_qdisc_ops __read_mostly = { -+ .cl_ops = &fq_codel_class_ops, -+ .id = "fq_codel", -+ .priv_size = sizeof(struct fq_codel_sched_data), -+ .enqueue = fq_codel_enqueue, -+ .dequeue = fq_codel_dequeue, -+ .peek = qdisc_peek_dequeued, -+ .drop = fq_codel_drop, -+ .init = fq_codel_init, -+ .reset = fq_codel_reset, -+ .destroy = fq_codel_destroy, -+ .change = fq_codel_change, -+ .dump = fq_codel_dump, -+ .dump_stats = fq_codel_dump_stats, -+ .owner = THIS_MODULE, -+}; -+ -+static int __init fq_codel_module_init(void) -+{ -+ return register_qdisc(&fq_codel_qdisc_ops); -+} -+ -+static void __exit fq_codel_module_exit(void) -+{ -+ unregister_qdisc(&fq_codel_qdisc_ops); -+} -+ -+module_init(fq_codel_module_init) -+module_exit(fq_codel_module_exit) -+MODULE_AUTHOR("Eric Dumazet"); -+MODULE_LICENSE("GPL"); --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0004-net-codel-Add-missing-include-linux-prefetch.h.patch b/src/patches/linux-3.2-codel/0004-net-codel-Add-missing-include-linux-prefetch.h.patch deleted file mode 100644 index 0d3a88677..000000000 --- a/src/patches/linux-3.2-codel/0004-net-codel-Add-missing-include-linux-prefetch.h.patch +++ /dev/null @@ -1,37 +0,0 @@ -From: Geert Uytterhoeven -Date: Mon, 14 May 2012 09:47:05 +0000 -Subject: [PATCH 4/7] net/codel: Add missing #include -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -commit ce5b4b977127ee20c3f9c3fd3637cd3796f649f5 upstream. - -m68k allmodconfig: - -net/sched/sch_codel.c: In function ‘dequeue’: -net/sched/sch_codel.c:70: error: implicit declaration of function ‘prefetch’ -make[1]: *** [net/sched/sch_codel.o] Error 1 - -Signed-off-by: Geert Uytterhoeven -Acked-by: Eric Dumazet -Signed-off-by: David S. Miller ---- - net/sched/sch_codel.c | 1 + - 1 file changed, 1 insertion(+) - -diff --git a/net/sched/sch_codel.c b/net/sched/sch_codel.c -index b4a1a81..213ef60 100644 ---- a/net/sched/sch_codel.c -+++ b/net/sched/sch_codel.c -@@ -46,6 +46,7 @@ - #include - #include - #include -+#include - #include - #include - --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0005-net-codel-fix-build-errors.patch b/src/patches/linux-3.2-codel/0005-net-codel-fix-build-errors.patch deleted file mode 100644 index 728c12c2a..000000000 --- a/src/patches/linux-3.2-codel/0005-net-codel-fix-build-errors.patch +++ /dev/null @@ -1,55 +0,0 @@ -From: Sasha Levin -Date: Mon, 14 May 2012 11:57:06 +0000 -Subject: [PATCH 5/7] net: codel: fix build errors - -commit 669d67bf777def468970f2dcba1537edf3b2d329 upstream. - -Fix the following build error: - -net/sched/sch_fq_codel.c: In function 'fq_codel_dump_stats': -net/sched/sch_fq_codel.c:464:3: error: unknown field 'qdisc_stats' specified in initializer -net/sched/sch_fq_codel.c:464:3: warning: missing braces around initializer -net/sched/sch_fq_codel.c:464:3: warning: (near initialization for 'st.') -net/sched/sch_fq_codel.c:465:3: error: unknown field 'qdisc_stats' specified in initializer -net/sched/sch_fq_codel.c:465:3: warning: excess elements in struct initializer -net/sched/sch_fq_codel.c:465:3: warning: (near initialization for 'st') -net/sched/sch_fq_codel.c:466:3: error: unknown field 'qdisc_stats' specified in initializer -net/sched/sch_fq_codel.c:466:3: warning: excess elements in struct initializer -net/sched/sch_fq_codel.c:466:3: warning: (near initialization for 'st') -net/sched/sch_fq_codel.c:467:3: error: unknown field 'qdisc_stats' specified in initializer -net/sched/sch_fq_codel.c:467:3: warning: excess elements in struct initializer -net/sched/sch_fq_codel.c:467:3: warning: (near initialization for 'st') -make[1]: *** [net/sched/sch_fq_codel.o] Error 1 - -Signed-off-by: Sasha Levin -Signed-off-by: David S. Miller ---- - net/sched/sch_fq_codel.c | 9 +++++---- - 1 file changed, 5 insertions(+), 4 deletions(-) - -diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c -index a7b3754..337ff20 100644 ---- a/net/sched/sch_fq_codel.c -+++ b/net/sched/sch_fq_codel.c -@@ -461,13 +461,14 @@ static int fq_codel_dump_stats(struct Qdisc *sch, struct gnet_dump *d) - struct fq_codel_sched_data *q = qdisc_priv(sch); - struct tc_fq_codel_xstats st = { - .type = TCA_FQ_CODEL_XSTATS_QDISC, -- .qdisc_stats.maxpacket = q->cstats.maxpacket, -- .qdisc_stats.drop_overlimit = q->drop_overlimit, -- .qdisc_stats.ecn_mark = q->cstats.ecn_mark, -- .qdisc_stats.new_flow_count = q->new_flow_count, - }; - struct list_head *pos; - -+ st.qdisc_stats.maxpacket = q->cstats.maxpacket; -+ st.qdisc_stats.drop_overlimit = q->drop_overlimit; -+ st.qdisc_stats.ecn_mark = q->cstats.ecn_mark; -+ st.qdisc_stats.new_flow_count = q->new_flow_count; -+ - list_for_each(pos, &q->new_flows) - st.qdisc_stats.new_flows_len++; - --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0006-codel-use-u16-field-instead-of-31bits-for-rec_inv_sq.patch b/src/patches/linux-3.2-codel/0006-codel-use-u16-field-instead-of-31bits-for-rec_inv_sq.patch deleted file mode 100644 index 67bb75028..000000000 --- a/src/patches/linux-3.2-codel/0006-codel-use-u16-field-instead-of-31bits-for-rec_inv_sq.patch +++ /dev/null @@ -1,90 +0,0 @@ -From: Eric Dumazet -Date: Sat, 12 May 2012 21:23:23 +0000 -Subject: [PATCH 6/7] codel: use u16 field instead of 31bits for rec_inv_sqrt - -commit 6ff272c9ad65eda219cd975b9da2dbc31cc812ee upstream. - -David pointed out gcc might generate poor code with 31bit fields. - -Using u16 is more than enough and permits a better code output. - -Also make the code intent more readable using constants, fixed point arithmetic -not being trivial for everybody. - -Suggested-by: David Miller -Signed-off-by: Eric Dumazet -Signed-off-by: David S. Miller ---- - include/net/codel.h | 25 +++++++++++++++---------- - 1 file changed, 15 insertions(+), 10 deletions(-) - -diff --git a/include/net/codel.h b/include/net/codel.h -index bd8747c..7546517 100644 ---- a/include/net/codel.h -+++ b/include/net/codel.h -@@ -133,13 +133,17 @@ struct codel_params { - struct codel_vars { - u32 count; - u32 lastcount; -- bool dropping:1; -- u32 rec_inv_sqrt:31; -+ bool dropping; -+ u16 rec_inv_sqrt; - codel_time_t first_above_time; - codel_time_t drop_next; - codel_time_t ldelay; - }; - -+#define REC_INV_SQRT_BITS (8 * sizeof(u16)) /* or sizeof_in_bits(rec_inv_sqrt) */ -+/* needed shift to get a Q0.32 number from rec_inv_sqrt */ -+#define REC_INV_SQRT_SHIFT (32 - REC_INV_SQRT_BITS) -+ - /** - * struct codel_stats - contains codel shared variables and stats - * @maxpacket: largest packet we've seen so far -@@ -173,17 +177,18 @@ static void codel_stats_init(struct codel_stats *stats) - * http://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Iterative_methods_for_reciprocal_square_roots - * new_invsqrt = (invsqrt / 2) * (3 - count * invsqrt^2) - * -- * Here, invsqrt is a fixed point number (< 1.0), 31bit mantissa) -+ * Here, invsqrt is a fixed point number (< 1.0), 32bit mantissa, aka Q0.32 - */ - static void codel_Newton_step(struct codel_vars *vars) - { -- u32 invsqrt = vars->rec_inv_sqrt; -- u32 invsqrt2 = ((u64)invsqrt * invsqrt) >> 31; -- u64 val = (3LL << 31) - ((u64)vars->count * invsqrt2); -+ u32 invsqrt = ((u32)vars->rec_inv_sqrt) << REC_INV_SQRT_SHIFT; -+ u32 invsqrt2 = ((u64)invsqrt * invsqrt) >> 32; -+ u64 val = (3LL << 32) - ((u64)vars->count * invsqrt2); - -- val = (val * invsqrt) >> 32; -+ val >>= 2; /* avoid overflow in following multiply */ -+ val = (val * invsqrt) >> (32 - 2 + 1); - -- vars->rec_inv_sqrt = val; -+ vars->rec_inv_sqrt = val >> REC_INV_SQRT_SHIFT; - } - - /* -@@ -195,7 +200,7 @@ static codel_time_t codel_control_law(codel_time_t t, - codel_time_t interval, - u32 rec_inv_sqrt) - { -- return t + reciprocal_divide(interval, rec_inv_sqrt << 1); -+ return t + reciprocal_divide(interval, rec_inv_sqrt << REC_INV_SQRT_SHIFT); - } - - -@@ -326,7 +331,7 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - codel_Newton_step(vars); - } else { - vars->count = 1; -- vars->rec_inv_sqrt = 0x7fffffff; -+ vars->rec_inv_sqrt = ~0U >> REC_INV_SQRT_SHIFT; - } - vars->lastcount = vars->count; - vars->drop_next = codel_control_law(now, params->interval, --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0007-fq_codel-should-use-qdisc-backlog-as-threshold.patch b/src/patches/linux-3.2-codel/0007-fq_codel-should-use-qdisc-backlog-as-threshold.patch deleted file mode 100644 index 0195fdfd0..000000000 --- a/src/patches/linux-3.2-codel/0007-fq_codel-should-use-qdisc-backlog-as-threshold.patch +++ /dev/null @@ -1,140 +0,0 @@ -From: Eric Dumazet -Date: Wed, 16 May 2012 04:39:09 +0000 -Subject: [PATCH 7/7] fq_codel: should use qdisc backlog as threshold - -commit 865ec5523dadbedefbc5710a68969f686a28d928 upstream. - -codel_should_drop() logic allows a packet being not dropped if queue -size is under max packet size. - -In fq_codel, we have two possible backlogs : The qdisc global one, and -the flow local one. - -The meaningful one for codel_should_drop() should be the global backlog, -not the per flow one, so that thin flows can have a non zero drop/mark -probability. - -Signed-off-by: Eric Dumazet -Cc: Dave Taht -Cc: Kathleen Nichols -Cc: Van Jacobson -Signed-off-by: David S. Miller ---- - include/net/codel.h | 15 +++++++-------- - net/sched/sch_codel.c | 4 ++-- - net/sched/sch_fq_codel.c | 5 +++-- - 3 files changed, 12 insertions(+), 12 deletions(-) - -diff --git a/include/net/codel.h b/include/net/codel.h -index 7546517..550debf 100644 ---- a/include/net/codel.h -+++ b/include/net/codel.h -@@ -205,7 +205,7 @@ static codel_time_t codel_control_law(codel_time_t t, - - - static bool codel_should_drop(const struct sk_buff *skb, -- unsigned int *backlog, -+ struct Qdisc *sch, - struct codel_vars *vars, - struct codel_params *params, - struct codel_stats *stats, -@@ -219,13 +219,13 @@ static bool codel_should_drop(const struct sk_buff *skb, - } - - vars->ldelay = now - codel_get_enqueue_time(skb); -- *backlog -= qdisc_pkt_len(skb); -+ sch->qstats.backlog -= qdisc_pkt_len(skb); - - if (unlikely(qdisc_pkt_len(skb) > stats->maxpacket)) - stats->maxpacket = qdisc_pkt_len(skb); - - if (codel_time_before(vars->ldelay, params->target) || -- *backlog <= stats->maxpacket) { -+ sch->qstats.backlog <= stats->maxpacket) { - /* went below - stay below for at least interval */ - vars->first_above_time = 0; - return false; -@@ -249,8 +249,7 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - struct codel_params *params, - struct codel_vars *vars, - struct codel_stats *stats, -- codel_skb_dequeue_t dequeue_func, -- u32 *backlog) -+ codel_skb_dequeue_t dequeue_func) - { - struct sk_buff *skb = dequeue_func(vars, sch); - codel_time_t now; -@@ -261,7 +260,7 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - return skb; - } - now = codel_get_time(); -- drop = codel_should_drop(skb, backlog, vars, params, stats, now); -+ drop = codel_should_drop(skb, sch, vars, params, stats, now); - if (vars->dropping) { - if (!drop) { - /* sojourn time below target - leave dropping state */ -@@ -292,7 +291,7 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - qdisc_drop(skb, sch); - stats->drop_count++; - skb = dequeue_func(vars, sch); -- if (!codel_should_drop(skb, backlog, -+ if (!codel_should_drop(skb, sch, - vars, params, stats, now)) { - /* leave dropping state */ - vars->dropping = false; -@@ -313,7 +312,7 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, - stats->drop_count++; - - skb = dequeue_func(vars, sch); -- drop = codel_should_drop(skb, backlog, vars, params, -+ drop = codel_should_drop(skb, sch, vars, params, - stats, now); - } - vars->dropping = true; -diff --git a/net/sched/sch_codel.c b/net/sched/sch_codel.c -index 213ef60..2f9ab17 100644 ---- a/net/sched/sch_codel.c -+++ b/net/sched/sch_codel.c -@@ -77,8 +77,8 @@ static struct sk_buff *codel_qdisc_dequeue(struct Qdisc *sch) - struct codel_sched_data *q = qdisc_priv(sch); - struct sk_buff *skb; - -- skb = codel_dequeue(sch, &q->params, &q->vars, &q->stats, -- dequeue, &sch->qstats.backlog); -+ skb = codel_dequeue(sch, &q->params, &q->vars, &q->stats, dequeue); -+ - /* We cant call qdisc_tree_decrease_qlen() if our qlen is 0, - * or HTB crashes. Defer it for next round. - */ -diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c -index 337ff20..9fc1c62 100644 ---- a/net/sched/sch_fq_codel.c -+++ b/net/sched/sch_fq_codel.c -@@ -217,13 +217,14 @@ static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch) - */ - static struct sk_buff *dequeue(struct codel_vars *vars, struct Qdisc *sch) - { -+ struct fq_codel_sched_data *q = qdisc_priv(sch); - struct fq_codel_flow *flow; - struct sk_buff *skb = NULL; - - flow = container_of(vars, struct fq_codel_flow, cvars); - if (flow->head) { - skb = dequeue_head(flow); -- sch->qstats.backlog -= qdisc_pkt_len(skb); -+ q->backlogs[flow - q->flows] -= qdisc_pkt_len(skb); - sch->q.qlen--; - } - return skb; -@@ -256,7 +257,7 @@ begin: - prev_ecn_mark = q->cstats.ecn_mark; - - skb = codel_dequeue(sch, &q->cparams, &flow->cvars, &q->cstats, -- dequeue, &q->backlogs[flow - q->flows]); -+ dequeue); - - flow->dropped += q->cstats.drop_count - prev_drop_count; - flow->dropped += q->cstats.ecn_mark - prev_ecn_mark; --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0008-flow_dissector-use-a-64bit-load-store.patch b/src/patches/linux-3.2-codel/0008-flow_dissector-use-a-64bit-load-store.patch deleted file mode 100644 index c88f253ac..000000000 --- a/src/patches/linux-3.2-codel/0008-flow_dissector-use-a-64bit-load-store.patch +++ /dev/null @@ -1,90 +0,0 @@ -From: Eric Dumazet -Date: Mon, 28 Nov 2011 20:30:35 +0000 -Subject: [PATCH 2/3] flow_dissector: use a 64bit load/store -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -commit 4d77d2b567ec66a443792d99e96ac760991d80d0 upstream. - -Le lundi 28 novembre 2011 à 19:06 -0500, David Miller a écrit : -> From: Dimitris Michailidis -> Date: Mon, 28 Nov 2011 08:25:39 -0800 -> -> >> +bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys -> >> *flow) -> >> +{ -> >> + int poff, nhoff = skb_network_offset(skb); -> >> + u8 ip_proto; -> >> + u16 proto = skb->protocol; -> > -> > __be16 instead of u16 for proto? -> -> I'll take care of this when I apply these patches. - -( CC trimmed ) - -Thanks David ! - -Here is a small patch to use one 64bit load/store on x86_64 instead of -two 32bit load/stores. - -[PATCH net-next] flow_dissector: use a 64bit load/store - -gcc compiler is smart enough to use a single load/store if we -memcpy(dptr, sptr, 8) on x86_64, regardless of -CONFIG_CC_OPTIMIZE_FOR_SIZE - -In IP header, daddr immediately follows saddr, this wont change in the -future. We only need to make sure our flow_keys (src,dst) fields wont -break the rule. - -Signed-off-by: Eric Dumazet -Signed-off-by: David S. Miller - -diff --git a/include/net/flow_keys.h b/include/net/flow_keys.h -index e4cb285..80461c1 100644 ---- a/include/net/flow_keys.h -+++ b/include/net/flow_keys.h -@@ -2,6 +2,7 @@ - #define _NET_FLOW_KEYS_H - - struct flow_keys { -+ /* (src,dst) must be grouped, in the same way than in IP header */ - __be32 src; - __be32 dst; - union { -diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c -index f0516d9..0985b9b 100644 ---- a/net/core/flow_dissector.c -+++ b/net/core/flow_dissector.c -@@ -8,6 +8,16 @@ - #include - #include - -+/* copy saddr & daddr, possibly using 64bit load/store -+ * Equivalent to : flow->src = iph->saddr; -+ * flow->dst = iph->daddr; -+ */ -+static void iph_to_flow_copy_addrs(struct flow_keys *flow, const struct iphdr *iph) -+{ -+ BUILD_BUG_ON(offsetof(typeof(*flow), dst) != -+ offsetof(typeof(*flow), src) + sizeof(flow->src)); -+ memcpy(&flow->src, &iph->saddr, sizeof(flow->src) + sizeof(flow->dst)); -+} - - bool skb_flow_dissect(const struct sk_buff *skb, struct flow_keys *flow) - { -@@ -31,8 +41,7 @@ ip: - ip_proto = 0; - else - ip_proto = iph->protocol; -- flow->src = iph->saddr; -- flow->dst = iph->daddr; -+ iph_to_flow_copy_addrs(flow, iph); - nhoff += iph->ihl * 4; - break; - } --- -1.7.10 - diff --git a/src/patches/linux-3.2-codel/0009-net-flow_dissector.c-missing-include-linux-export.h.patch b/src/patches/linux-3.2-codel/0009-net-flow_dissector.c-missing-include-linux-export.h.patch deleted file mode 100644 index ae4521dc8..000000000 --- a/src/patches/linux-3.2-codel/0009-net-flow_dissector.c-missing-include-linux-export.h.patch +++ /dev/null @@ -1,25 +0,0 @@ -From: Jesper Dangaard Brouer -Date: Tue, 24 Jan 2012 16:03:33 -0500 -Subject: [PATCH 3/3] net: flow_dissector.c missing include linux/export.h - -commit c452ed70771cea3af73d21a5914989137fbd28b8 upstream. - -The file net/core/flow_dissector.c seems to be missing -including linux/export.h. - -Signed-off-by: Jesper Dangaard Brouer -Signed-off-by: David S. Miller - -diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c -index 0985b9b..a225089 100644 ---- a/net/core/flow_dissector.c -+++ b/net/core/flow_dissector.c -@@ -1,4 +1,5 @@ - #include -+#include - #include - #include - #include --- -1.7.10 - diff --git a/src/stripper b/src/stripper index 15fa308fa..2b4feafe9 100755 --- a/src/stripper +++ b/src/stripper @@ -1,10 +1,32 @@ -#!/bin/bash +#!/tools/bin/bash + +dirs="" +excludes="/dev /proc /sys /run" + +while [ $# -gt 0 ]; do + case "${1}" in + --exclude=*) + excludes="${excludes} ${1#*=}" + ;; + *) + dirs="${dirs} ${1}" + ;; + esac + shift +done function _strip() { local file=${1} - local cmd="${STRIP-strip}" + local exclude l + for exclude in ${excludes}; do + l=${#exclude} + if [ "${file:0:${l}}" = "${exclude}" ]; then + return 0 + fi + done + case "$(file -bi ${file})" in application/x-sharedlib*|application/x-archive*) cmd="${cmd} --strip-debug --remove-section=.comment --remove-section=.note" @@ -18,7 +40,7 @@ function _strip() { ${cmd} ${file} } -for dir in $@; do +for dir in ${dirs}; do # Strip shared objects. find ${dir} -type f \( -perm -0100 -or -perm -0010 -or -perm -0001 \) \ | file -N -f - | sed -n -e 's/^\(.*\):[ ]*.*ELF.*, not stripped/\1/p' | diff --git a/tools/make-functions b/tools/make-functions index a9f8136b4..5af0b4b84 100644 --- a/tools/make-functions +++ b/tools/make-functions @@ -530,8 +530,9 @@ installmake() { CROSSTARGET="${CROSSTARGET}" \ MACHINE="$MACHINE" \ MACHINE_TYPE="$MACHINE_TYPE" \ - /bin/bash -x -c "cd /usr/src/lfs && \ - make -f $* LFS_BASEDIR=/usr/src install" >>$LOGFILE 2>&1 + LD_LIBRARY_PATH=/tools/lib \ + /tools/bin/bash -x -c "cd /usr/src/lfs && \ + /tools/bin/make -f $* LFS_BASEDIR=/usr/src install" >>$LOGFILE 2>&1 local COMPILE_SUCCESS=$? local PKG_TIME_END=`date +%s`