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[v2,08/11] ext4: switch to multigrain timestamps

Message ID 20240701-mgtime-v2-8-19d412a940d9@kernel.org
State Not Applicable
Headers show
Series fs: multigrain timestamp redux | expand

Commit Message

Jeff Layton July 1, 2024, 10:26 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.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 fs/ext4/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index c682fb927b64..9ae48763f81f 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -7310,7 +7310,7 @@  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");