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authorHeinz Mauelshagen <heinzm@redhat.com>2018-09-06 14:02:54 -0400
committerMike Snitzer <snitzer@redhat.com>2018-09-06 17:07:58 -0400
commit5380c05b682991a6818c3755d450a3e87eeac0e5 (patch)
tree36bbf38e6f993d1292086e472af93e2d9132af11
parent36a240a706d43383bbdd377522501ddd2e5771f6 (diff)
dm raid: bump target version, update comments and documentation
Bump target version to reflect the documented fixes are available. Also fix some code comments (typos and clarity). Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
-rw-r--r--Documentation/device-mapper/dm-raid.txt4
-rw-r--r--drivers/md/dm-raid.c10
2 files changed, 10 insertions, 4 deletions
diff --git a/Documentation/device-mapper/dm-raid.txt b/Documentation/device-mapper/dm-raid.txt
index 390c145f01d7..52a719b49afd 100644
--- a/Documentation/device-mapper/dm-raid.txt
+++ b/Documentation/device-mapper/dm-raid.txt
@@ -348,3 +348,7 @@ Version History
1.13.1 Fix deadlock caused by early md_stop_writes(). Also fix size an
state races.
1.13.2 Fix raid redundancy validation and avoid keeping raid set frozen
+1.14.0 Fix reshape race on small devices. Fix stripe adding reshape
+ deadlock/potential data corruption. Update superblock when
+ specific devices are requested via rebuild. Fix RAID leg
+ rebuild errors.
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index fceeb962f43b..5ba067fa0c72 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2010-2011 Neil Brown
- * Copyright (C) 2010-2017 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2010-2018 Red Hat, Inc. All rights reserved.
*
* This file is released under the GPL.
*/
@@ -2626,7 +2626,7 @@ static int rs_adjust_data_offsets(struct raid_set *rs)
return 0;
}
- /* HM FIXME: get InSync raid_dev? */
+ /* HM FIXME: get In_Sync raid_dev? */
rdev = &rs->dev[0].rdev;
if (rs->delta_disks < 0) {
@@ -3224,6 +3224,8 @@ static int raid_ctr(struct dm_target *ti, unsigned int argc, char **argv)
/* Start raid set read-only and assumed clean to change in raid_resume() */
rs->md.ro = 1;
rs->md.in_sync = 1;
+
+ /* Keep array frozen */
set_bit(MD_RECOVERY_FROZEN, &rs->md.recovery);
/* Has to be held on running the array */
@@ -3247,7 +3249,7 @@ static int raid_ctr(struct dm_target *ti, unsigned int argc, char **argv)
rs->callbacks.congested_fn = raid_is_congested;
dm_table_add_target_callbacks(ti->table, &rs->callbacks);
- /* If raid4/5/6 journal mode explictely requested (only possible with journal dev) -> set it */
+ /* If raid4/5/6 journal mode explicitly requested (only possible with journal dev) -> set it */
if (test_bit(__CTR_FLAG_JOURNAL_MODE, &rs->ctr_flags)) {
r = r5c_journal_mode_set(&rs->md, rs->journal_dev.mode);
if (r) {
@@ -4012,7 +4014,7 @@ static void raid_resume(struct dm_target *ti)
static struct target_type raid_target = {
.name = "raid",
- .version = {1, 13, 2},
+ .version = {1, 14, 0},
.module = THIS_MODULE,
.ctr = raid_ctr,
.dtr = raid_dtr,