Re: [PATCH RFC 21/41] nfsd: use fc_init_pseudo()

[Chuck Lever]

On Tue, Nov 10, 2026, at 4:14 AM, Christian Brauner wrote:
> Initialize the nfsd filesystem as a pseudo filesystem. This raises
> SB_I_PSEUDO and also SB_I_NOEXEC and SB_I_NODEV. It never holds
> executables or device nodes.
>
> Signed-off-by: Christian Brauner (Amutable) <brau...@kernel.org>
> ---
>  fs/nfsd/nfsctl.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
> index f32311f2d7cf..ce2666deddbd 100644
> --- a/fs/nfsd/nfsctl.c
> +++ b/fs/nfsd/nfsctl.c
> @@ -9,6 +9,7 @@
>  #include <linux/namei.h>
>  #include <linux/ctype.h>
>  #include <linux/fs_context.h>
> +#include <linux/pseudo_fs.h>
> 
>  #include <linux/sunrpc/cache.h>
>  #include <linux/sunrpc/svcsock.h>
> @@ -1375,6 +1376,7 @@ static int nfsd_init_fs_context(struct fs_context *fc)
>  {
>       put_user_ns(fc->user_ns);
>       fc->user_ns = get_user_ns(fc->net_ns->user_ns);
> +     fc_init_pseudo(fc);
>       fc->ops = &nfsd_fs_context_ops;
>       return 0;
>  }
>
> -- 
> 2.53.0

Acked-by: Chuck Lever <c...@kernel.org>


-- 
Chuck Lever (Come to NFS bake-a-thon! https://nfsv4bat.org)