Commit 5380c05b authored by Heinz Mauelshagen's avatar Heinz Mauelshagen Committed by Mike Snitzer
Browse files

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: default avatarHeinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 36a240a7

Documentation/device-mapper/dm-raid.txt

+4 −0
Original line number Diff line number Diff line
@@ -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.

drivers/md/dm-raid.c

+6 −4
Original line number Diff line number Diff line 
/*

 * 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,