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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>
This commit is contained in:
Heinz Mauelshagen 2018-09-06 14:02:54 -04:00 коммит произвёл Mike Snitzer
Родитель 36a240a706
Коммит 5380c05b68
2 изменённых файлов: 10 добавлений и 4 удалений
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4
Documentation/device-mapper/dm-raid.txt
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@ -348,3 +348,7 @@ Version History
1.13.1 Fix deadlock caused by early md_stop_writes(). Also fix size an 1.13.1 Fix deadlock caused by early md_stop_writes(). Also fix size an
state races. state races.
1.13.2 Fix raid redundancy validation and avoid keeping raid set frozen 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.

10
drivers/md/dm-raid.c
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@ -1,6 +1,6 @@
/* /*
* Copyright (C) 2010-2011 Neil Brown * 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. * This file is released under the GPL.
*/ */
@ -2626,7 +2626,7 @@ static int rs_adjust_data_offsets(struct raid_set *rs)
return 0; return 0;
} }
/* HM FIXME: get InSync raid_dev? */ /* HM FIXME: get In_Sync raid_dev? */
rdev = &rs->dev[0].rdev; rdev = &rs->dev[0].rdev;
if (rs->delta_disks < 0) { 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() */ /* Start raid set read-only and assumed clean to change in raid_resume() */
rs->md.ro = 1; rs->md.ro = 1;
rs->md.in_sync = 1; rs->md.in_sync = 1;
/* Keep array frozen */
set_bit(MD_RECOVERY_FROZEN, &rs->md.recovery); set_bit(MD_RECOVERY_FROZEN, &rs->md.recovery);
/* Has to be held on running the array */ /* 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; rs->callbacks.congested_fn = raid_is_congested;
dm_table_add_target_callbacks(ti->table, &rs->callbacks); 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)) { if (test_bit(__CTR_FLAG_JOURNAL_MODE, &rs->ctr_flags)) {
r = r5c_journal_mode_set(&rs->md, rs->journal_dev.mode); r = r5c_journal_mode_set(&rs->md, rs->journal_dev.mode);
if (r) { if (r) {
@ -4012,7 +4014,7 @@ static void raid_resume(struct dm_target *ti)
static struct target_type raid_target = { static struct target_type raid_target = {
.name = "raid", .name = "raid",
.version = {1, 13, 2}, .version = {1, 14, 0},
.module = THIS_MODULE, .module = THIS_MODULE,
.ctr = raid_ctr, .ctr = raid_ctr,
.dtr = raid_dtr, .dtr = raid_dtr,