On Tue, 29 Mar 2022 at 12:36, Christian Brauner <brauner@xxxxxxxxxx> wrote:
>
> When creating objects in the upper layer we need to pass down the upper
> idmapping into the respective vfs helpers in order to support idmapped
> base layers. The vfs helpers will take care of the rest.
>
> Cc: <linux-unionfs@xxxxxxxxxxxxxxx>
> Tested-by: Giuseppe Scrivano <gscrivan@xxxxxxxxxx>
> Reviewed-by: Amir Goldstein <amir73il@xxxxxxxxx>
> Signed-off-by: Christian Brauner (Microsoft) <brauner@xxxxxxxxxx>
> ---
> fs/overlayfs/overlayfs.h | 22 +++++++++++-----------
> 1 file changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
> index 8fae64722eda..27f79be097b1 100644
> --- a/fs/overlayfs/overlayfs.h
> +++ b/fs/overlayfs/overlayfs.h
> @@ -125,7 +125,7 @@ static inline const char *ovl_xattr(struct ovl_fs *ofs, enum ovl_xattr ox)
> static inline int ovl_do_rmdir(struct ovl_fs *ofs,
> struct inode *dir, struct dentry *dentry)
> {
> - int err = vfs_rmdir(&init_user_ns, dir, dentry);
> + int err = vfs_rmdir(ovl_upper_idmap(ofs), dir, dentry);
ovl_upper_idmap() is not defined by this or earlier patches.
Thanks,
Miklos
