From 1bfeb4b322eb40a5f45e3e13cb1068ce14a51eb9 Mon Sep 17 00:00:00 2001 From: Vincent Li Date: Tue, 3 Dec 2024 02:44:14 +0000 Subject: [PATCH] lfs/linux: enable CONFIG_FPROBE for multi kprobe pwru is an utility to trouble shoot network issue, and to speed up pwru kprobe attachement, kernel needs to have CONFIG_FPROBE. running pwru also result in: Opening kprobe-multi: invalid argument \ (missing kernel symbol or prog's AttachType not AttachTraceKprobeMulti?) need following to avoid above invalid argument echo -1 > /proc/sys/kernel/perf_event_paranoid echo 0 > /proc/sys/kernel/kptr_restrict see https://github.com/cilium/pwru/issues/460 Signed-off-by: Vincent Li --- config/kernel/kernel.config.x86_64-ipfire | 1 + 1 file changed, 1 insertion(+) diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire index bb2c60d63..52ef5ff78 100644 --- a/config/kernel/kernel.config.x86_64-ipfire +++ b/config/kernel/kernel.config.x86_64-ipfire @@ -8044,3 +8044,4 @@ CONFIG_UPROBES=y CONFIG_UPROBE_EVENTS=y CONFIG_DEBUG_FS=y CONFIG_MODULE_SIG_FORCE=y +CONFIG_FPROBE=y