[PATCH 4/6 - REVISED] fuse: return correct dentry for ->mkdir

[Christian Brauner]

On Wed, Mar 05, 2025 at 08:48:20AM +1100, NeilBrown wrote:
> 
> Subject: [PATCH] fuse: return correct dentry for ->mkdir
> 
> fuse already uses d_splice_alias() to ensure an appropriate dentry is
> found for a newly created dentry.  Now that ->mkdir can return that
> dentry we do so.
> 
> This requires changing create_new_entry() to return a dentry and
> handling that change in all callers.
> 
> Note that when create_new_entry() is asked to create anything other than
> a directory we can be sure it will NOT return an alternate dentry as
> d_splice_alias() only returns an alternate dentry for directories.
> So we don't need to check for that case when passing one the result.
> 
> Reviewed-by: Jeff Layton <jlayton at kernel.org>
> Signed-off-by: NeilBrown <neilb at suse.de>
> ---
>  fs/fuse/dir.c | 48 +++++++++++++++++++++++++++++++-----------------
>  1 file changed, 31 insertions(+), 17 deletions(-)
> 
> Thanks for the suggestion Miklos - this looks much better.
> 
> Christian: could you please replace the fuse patch in your tree
> with this version?  Thanks.

Sure, done so now. Thanks!