From 9887636653745c1a9b0c1e22f7ddde20ae6dbb06 Mon Sep 17 00:00:00 2001
From: Pu Lehui <pulehui@gmail.com>
Date: Mon, 17 Aug 2026 19:44:32 +0800
Subject: [PATCH] rootfs: Mount tmpfs at /tmp during boot

Mount tmpfs at /tmp during boot to keep bpf selftests temporary files
in RAM and avoid writing them to the underlying root filesystem.

Signed-off-by: Pu Lehui <pulehui@gmail.com>
---
 rootfs/mkrootfs_tweak.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rootfs/mkrootfs_tweak.sh b/rootfs/mkrootfs_tweak.sh
index fab22f96..93b1a168 100755
--- a/rootfs/mkrootfs_tweak.sh
+++ b/rootfs/mkrootfs_tweak.sh
@@ -30,6 +30,7 @@ if [[ -z "$(/bin/mount -t devtmpfs)" ]]; then
 fi
 
 /bin/mount sysfs /sys -t sysfs
+/bin/mount tmpfs /tmp -t tmpfs
 /bin/mount bpffs /sys/fs/bpf -t bpf
 /bin/mount debugfs /sys/kernel/debug -t debugfs