On Tue 25-07-23 10:58:19, Jeff Layton wrote: > 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@xxxxxxxxxx> Looks good. Feel free to add: Reviewed-by: Jan Kara <jack@xxxxxxx> Honza > --- > fs/ext4/super.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/ext4/super.c b/fs/ext4/super.c > index b54c70e1a74e..cb1ff47af156 100644 > --- a/fs/ext4/super.c > +++ b/fs/ext4/super.c > @@ -7279,7 +7279,7 @@ static struct file_system_type ext4_fs_type = { > .init_fs_context = ext4_init_fs_context, > .parameters = ext4_param_specs, > .kill_sb = kill_block_super, > - .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, > + .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP | FS_MGTIME, > }; > MODULE_ALIAS_FS("ext4"); > > > -- > 2.41.0 > -- Jan Kara <jack@xxxxxxxx> SUSE Labs, CR