diff mbox series

[RFC,9/9] tmpfs: add support for multigrain timestamps

Message ID 20231018-mgtime-v1-9-4a7a97b1f482@kernel.org (mailing list archive)
State New, archived
Headers show
Series fs: multigrain timestamps (redux) | expand

Commit Message

Jeffrey Layton Oct. 18, 2023, 5:41 p.m. UTC 
Enable multigrain timestamps, which should ensure that there is an
apparent change to the timestamp whenever it has been written after
being actively observed via getattr.

tmpfs only requires the FS_MGTIME flag.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 mm/shmem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/shmem.c b/mm/shmem.c
index c48239bfa646..6f5941bffa45 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -4586,7 +4586,7 @@  static struct file_system_type shmem_fs_type = {
 #endif
 	.kill_sb	= kill_litter_super,
 #ifdef CONFIG_SHMEM
-	.fs_flags	= FS_USERNS_MOUNT | FS_ALLOW_IDMAP,
+	.fs_flags	= FS_USERNS_MOUNT | FS_ALLOW_IDMAP | FS_MGTIME,
 #else
 	.fs_flags	= FS_USERNS_MOUNT,
 #endif