Messages in this thread | | | From | David Howells <> | Subject | Re: [PATCH v3] nfs: Fix automount superblock LSM init problem, preventing sb sharing | Date | Thu, 18 Aug 2022 14:14:37 +0100 |
| |
Paul Moore <paul@paul-moore.com> wrote:
> I guess my question is this: for inodes inside the superblock, does > their superblock pointer point to the submount's superblock, or the > parent filesystem's superblock?
They have to point to the submount superblock. Too many things would break, I think, if inode->i_sb pointed to the wrong place. As far as the VFS is concerned, apart from the way it is mounted, it's a perfectly normal superblock.
David
| |