From 2a36c26fe3b8e2cf39e15e80ba1abc889a75da4f Mon Sep 17 00:00:00 2001 From: Pengcheng Yang Date: Sat, 6 May 2023 11:07:19 +0800 Subject: bpftool: Support bpffs mountpoint as pin path for prog loadall Currently, when using prog loadall and the pin path is a bpffs mountpoint, bpffs will be repeatedly mounted to the parent directory of the bpffs mountpoint path. For example, a `bpftool prog loadall test.o /sys/fs/bpf` will trigger this. Signed-off-by: Pengcheng Yang Signed-off-by: Daniel Borkmann Reviewed-by: Quentin Monnet Link: https://lore.kernel.org/bpf/1683342439-3677-1-git-send-email-yangpc@wangsu.com --- tools/bpf/bpftool/struct_ops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'tools/bpf/bpftool/struct_ops.c') diff --git a/tools/bpf/bpftool/struct_ops.c b/tools/bpf/bpftool/struct_ops.c index 57c3da70aa31..3ebc9fe91e0e 100644 --- a/tools/bpf/bpftool/struct_ops.c +++ b/tools/bpf/bpftool/struct_ops.c @@ -509,7 +509,7 @@ static int do_register(int argc, char **argv) if (argc == 1) linkdir = GET_ARG(); - if (linkdir && mount_bpffs_for_pin(linkdir)) { + if (linkdir && mount_bpffs_for_pin(linkdir, true)) { p_err("can't mount bpffs for pinning"); return -1; } -- cgit