[PATCH RFC 10/41] nullfs: use fc_init_pseudo()

From: Christian Brauner

Date: Tue Nov 10 2026 - 06:20:24 EST


Initialize nullfs as a pseudo filesystem instead of raising
SB_I_NOEXEC and SB_I_NODEV by hand. This adds SB_I_PSEUDO.

Signed-off-by: Christian Brauner (Amutable) <brauner@xxxxxxxxxx>
---
fs/nullfs.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/nullfs.c b/fs/nullfs.c
index 319c2f5c5a67..2fe24cb97160 100644
--- a/fs/nullfs.c
+++ b/fs/nullfs.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2026 Christian Brauner <brauner@xxxxxxxxxx> */
#include <linux/fs/super_types.h>
#include <linux/fs_context.h>
+#include <linux/pseudo_fs.h>
#include <linux/magic.h>
#include <linux/splice.h>
#include <linux/uio.h>
@@ -174,7 +175,7 @@ static int nullfs_init_fs_context(struct fs_context *fc)
{
fc->ops = &nullfs_fs_context_ops;
fc->sb_flags |= SB_NOUSER;
- fc->s_iflags |= SB_I_NOEXEC | SB_I_NODEV;
+ fc_init_pseudo(fc);
return 0;
}


--
2.53.0