On Thu, 21 Jan 2021, Christian Brauner wrote: > The generic_fillattr() helper fills in the basic attributes associated > with an inode. Enable it to handle idmapped mounts. If the inode is > accessed through an idmapped mount map it into the mount's user > namespace before we store the uid and gid. If the initial user namespace > is passed nothing changes so non-idmapped mounts will see identical > behavior as before. > > Link: https://lore.kernel.org/r/20210112220124.837960-19-christian.brauner@xxxxxxxxxx > Cc: Christoph Hellwig <hch@xxxxxx> > Cc: David Howells <dhowells@xxxxxxxxxx> > Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> > Cc: linux-fsdevel@xxxxxxxxxxxxxxx > Reviewed-by: Christoph Hellwig <hch@xxxxxx> > Signed-off-by: Christian Brauner <christian.brauner@xxxxxxxxxx> Reviewed-by: James Morris <jamorris@xxxxxxxxxxxxxxxxxxx> -- James Morris <jmorris@xxxxxxxxx>