diff mbox series

[v8,10/12] ext4: switch to multigrain timestamps

Message ID 20241001-mgtime-v8-10-903343d91bc3@kernel.org (mailing list archive)
State New
Headers show
Series fs: multigrain timestamp redux | expand

Commit Message

Jeff Layton Oct. 1, 2024, 10:59 a.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.

For ext4, we only need to enable the FS_MGTIME flag.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Tested-by: Randy Dunlap <rdunlap@infradead.org> # documentation bits
Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 fs/ext4/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 16a4ce704460..b77acba4a719 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -7329,7 +7329,7 @@  static struct file_system_type ext4_fs_type = {
 	.init_fs_context	= ext4_init_fs_context,
 	.parameters		= ext4_param_specs,
 	.kill_sb		= ext4_kill_sb,
-	.fs_flags		= FS_REQUIRES_DEV | FS_ALLOW_IDMAP,
+	.fs_flags		= FS_REQUIRES_DEV | FS_ALLOW_IDMAP | FS_MGTIME,
 };
 MODULE_ALIAS_FS("ext4");