diff options
| author | Guoqing Jiang <gqjiang@suse.com> | 2015-07-10 17:01:22 +0800 |
|---|---|---|
| committer | NeilBrown <neilb@suse.com> | 2015-08-31 19:42:41 +0200 |
| commit | abb9b22ac948000ae156cd2d115c8632ec30a2ce (patch) | |
| tree | 2a23410b44cbfd7d98ea1d0f04cbde36ced4e285 /drivers/md | |
| parent | eece075cda38f55fc5829b5f9ec5fb919c561d81 (diff) | |
md-cluster: Read the disk bitmap sb and check if it needs recovery
In gather_all_resync_info, we need to read the disk bitmap sb and
check if it needs recovery.
Reviewed-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/md-cluster.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 29f65e2be025..c35a03a7eb11 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -625,6 +625,7 @@ static int gather_all_resync_info(struct mddev *mddev, int total_slots) struct dlm_lock_resource *bm_lockres; struct suspend_info *s; char str[64]; + sector_t lo, hi; for (i = 0; i < total_slots; i++) { @@ -659,7 +660,20 @@ static int gather_all_resync_info(struct mddev *mddev, int total_slots) lockres_free(bm_lockres); goto out; } - /* TODO: Read the disk bitmap sb and check if it needs recovery */ + + /* Read the disk bitmap sb and check if it needs recovery */ + ret = bitmap_copy_from_slot(mddev, i, &lo, &hi, false); + if (ret) { + pr_warn("md-cluster: Could not gather bitmaps from slot %d", i); + lockres_free(bm_lockres); + continue; + } + if ((hi > 0) && (lo < mddev->recovery_cp)) { + set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + mddev->recovery_cp = lo; + md_check_recovery(mddev); + } + dlm_unlock_sync(bm_lockres); lockres_free(bm_lockres); } |