Hi all,
On Fri, 13 Sep 2024 13:32:40 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> After merging the bpf-next tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
>
> fs/namespace.c: In function 'grab_requested_mnt_ns':
> fs/namespace.c:5299:23: error: 'class_fd_t' {aka 'struct fd'} has no member named 'file'
> 5299 | if (!f.file)
> | ^
> fs/namespace.c:5302:36: error: 'class_fd_t' {aka 'struct fd'} has no member named 'file'
> 5302 | if (!proc_ns_file(f.file))
> | ^
> In file included from fs/namespace.c:25:
> fs/namespace.c:5305:46: error: 'class_fd_t' {aka 'struct fd'} has no member named 'file'
> 5305 | ns = get_proc_ns(file_inode(f.file));
> | ^
> include/linux/proc_ns.h:75:50: note: in definition of macro 'get_proc_ns'
> 75 | #define get_proc_ns(inode) ((struct ns_common *)(inode)->i_private)
> | ^~~~~
>
> Caused by commit
>
> 1da91ea87aef ("introduce fd_file(), convert all accessors to it.")
>
> interacting with commit
>
> 7b9d14af8777 ("fs: allow mount namespace fd")
>
> --
> Cheers,
> Stephen Rothwell
>
> From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Fri, 13 Sep 2024 13:27:11 +1000
> Subject: [PATCH] fixe up for "introduce fd_file(), convert all accessors to it."
>
> interacting with "fs: allow mount namespace fd" from the vfs-brauner tree.
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> ---
> fs/namespace.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/fs/namespace.c b/fs/namespace.c
> index 8e88938d3f19..cad6dd5db2da 100644
> --- a/fs/namespace.c
> +++ b/fs/namespace.c
> @@ -5296,13 +5296,13 @@ static struct mnt_namespace *grab_requested_mnt_ns(const struct mnt_id_req *kreq
> struct ns_common *ns;
>
> CLASS(fd, f)(kreq->spare);
> - if (!f.file)
> + if (!fd_file(f))
> return ERR_PTR(-EBADF);
>
> - if (!proc_ns_file(f.file))
> + if (!proc_ns_file(fd_file(f)))
> return ERR_PTR(-EINVAL);
>
> - ns = get_proc_ns(file_inode(f.file));
> + ns = get_proc_ns(file_inode(fd_file(f)));
> if (ns->ops->type != CLONE_NEWNS)
> return ERR_PTR(-EINVAL);
>
> --
> 2.45.2
>
This is now required in the merge of the vfs tree.
--
Cheers,
Stephen Rothwell
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