]> git.baikalelectronics.ru Git - kernel.git/commit
ecryptfs: do not mount on top of idmapped mounts
authorChristian Brauner <christian.brauner@ubuntu.com>
Thu, 21 Jan 2021 13:19:46 +0000 (14:19 +0100)
committerChristian Brauner <christian.brauner@ubuntu.com>
Sun, 24 Jan 2021 13:27:20 +0000 (14:27 +0100)
commit77987e26718d4cd6ce79c636ce7221033bdbb7a4
treead7f432538fd9fed683c66b657e8a73ea7d98a77
parent26c5bd14010d2d947bee1471b5a0044b68b28851
ecryptfs: do not mount on top of idmapped mounts

Prevent ecryptfs from being mounted on top of idmapped mounts.
Stacking filesystems need to be prevented from being mounted on top of
idmapped mounts until they have have been converted to handle this.

Link: https://lore.kernel.org/r/20210121131959.646623-28-christian.brauner@ubuntu.com
Cc: Christoph Hellwig <hch@lst.de>
Cc: David Howells <dhowells@redhat.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
fs/ecryptfs/main.c