From eefbd2ef876ea364abd20f5bf5a45da41a0ff742 Mon Sep 17 00:00:00 2001
From: Vincent Li <vincent.mc.li@gmail.com>
Date: Mon, 4 Mar 2024 22:15:09 +0000
Subject: [PATCH] mount bpffs for XDP program

Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>
---
 lfs/flash-images | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lfs/flash-images b/lfs/flash-images
index 33eb07645..193338979 100644
--- a/lfs/flash-images
+++ b/lfs/flash-images
@@ -39,6 +39,7 @@ PART_ROOT  = /dev/mapper/$(patsubst /dev/%,%,$(DEVICE))p3
 IMAGE_FILE = /install/images/$(SNAME)-$(VERSION)-core$(CORE)-$(BUILD_ARCH).img.xz
 
 FSTAB_FMT = UUID=%s %-8s %-4s %-10s %d %d\n
+BPFFS_FMT = %s %-8s %-4s %-10s %d %d\n
 
 ###############################################################################
 # Top-level Rules
@@ -166,6 +167,9 @@ endif
 	printf "$(FSTAB_FMT)" "$$(blkid -o value -s UUID $(PART_ROOT))" "/" \
 		"auto" "defaults" 1 1 >> $(MNThdd)/etc/fstab
 
+	printf "$(BPFFS_FMT)" "bpffs" "/sys/fs/bpf" \
+		"bpf" "defaults" 0 0 >> $(MNThdd)/etc/fstab
+
 ifeq "$(BOOTLOADER)" "grub"
 	# backup defaults file
 	cp $(MNThdd)/etc/default/grub $(MNThdd)/etc/default/grub.backup