diff options
| author | Darrick J. Wong <djwong@kernel.org> | 2022-05-27 03:31:34 +0300 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2022-05-27 03:31:34 +0300 |
| commit | df5660cf63bbafb5a1250954b91d9ec26558536f (patch) | |
| tree | 3bfddaf614c9ad7b3d6e7a888a45885c260f6697 /fs/xfs/scrub/scrub.c | |
| parent | 374037966d661d62139a8b6fd33f42fc2038a1e6 (diff) | |
| download | linux-df5660cf63bbafb5a1250954b91d9ec26558536f.tar.xz | |
xfs: implement per-mount warnings for scrub and shrink usage
Currently, we don't have a consistent story around logging when an
EXPERIMENTAL feature gets turned on at runtime -- online fsck and shrink
log a message once per day across all mounts, and the recently merged
LARP mode only ever does it once per insmod cycle or reboot.
Because EXPERIMENTAL tags are supposed to go away eventually, convert
the existing daily warnings into state flags that travel with the mount,
and warn once per mount. Making this an opstate flag means that we'll
be able to capture the experimental usage in the ftrace output too.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/scrub/scrub.c')
| -rw-r--r-- | fs/xfs/scrub/scrub.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c index b11870d07c56..2e8e400f10a9 100644 --- a/fs/xfs/scrub/scrub.c +++ b/fs/xfs/scrub/scrub.c @@ -340,20 +340,6 @@ static const struct xchk_meta_ops meta_scrub_ops[] = { }, }; -/* This isn't a stable feature, warn once per day. */ -static inline void -xchk_experimental_warning( - struct xfs_mount *mp) -{ - static struct ratelimit_state scrub_warning = RATELIMIT_STATE_INIT( - "xchk_warning", 86400 * HZ, 1); - ratelimit_set_flags(&scrub_warning, RATELIMIT_MSG_ON_RELEASE); - - if (__ratelimit(&scrub_warning)) - xfs_alert(mp, -"EXPERIMENTAL online scrub feature in use. Use at your own risk!"); -} - static int xchk_validate_inputs( struct xfs_mount *mp, @@ -478,7 +464,8 @@ xfs_scrub_metadata( if (error) goto out; - xchk_experimental_warning(mp); + xfs_warn_mount(mp, XFS_OPSTATE_WARNED_SCRUB, + "EXPERIMENTAL online scrub feature in use. Use at your own risk!"); sc = kmem_zalloc(sizeof(struct xfs_scrub), KM_NOFS | KM_MAYFAIL); if (!sc) { |