Re: [PATCH v3 17/50] convert fuse_ctl

Miklos Szeredi
2025-11-11T10:28:29Z

On Tue, 11 Nov 2025 at 07:55, Al Viro <viro@zeniv.linux.org.uk> wrote:
>
> objects are created in fuse_ctl_add_dentry() by d_alloc_name()+d_add(),
> removed by simple_remove_by_name().
>
> What we return is a borrowed reference - it is valid until the call of
> fuse_ctl_remove_conn() and we depend upon the exclusion (on fuse_mutex)
> for safety. Return value is used only within the caller
> (fuse_ctl_add_conn()).
>
> Replace d_add() with d_make_persistent() + dput(). dput() is paired
> with d_alloc_name() and return value is the result of d_make_persistent().
>
> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

Acked-by: Miklos Szeredi <mszeredi@redhat.com>