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Commit 9d9d939c authored by Heinz Mauelshagen's avatar Heinz Mauelshagen Committed by Mike Snitzer
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dm raid: make rs_set_capacity to work on shrinking reshape 



Signed-off-by: default avatarHeinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 6ee0bae9

drivers/md/dm-raid.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -617,9 +617,7 @@ static void rs_set_capacity(struct raid_set *rs) 
{

{

	struct mddev *mddev = &rs->md;

	struct mddev *mddev = &rs->md;





	/* Make sure we access most actual mddev properties */

	if (rs->ti->len != mddev->array_sectors) {

	smp_rmb();

	if (rs->ti->len != mddev->array_sectors && !rs_is_reshaping(rs)) {

		struct gendisk *gendisk = dm_disk(dm_table_get_md(rs->ti->table));

		struct gendisk *gendisk = dm_disk(dm_table_get_md(rs->ti->table));





		set_capacity(gendisk, mddev->array_sectors);

		set_capacity(gendisk, mddev->array_sectors);
@@ -1471,6 +1469,8 @@ static void do_table_event(struct work_struct *ws) 
{

{

	struct raid_set *rs = container_of(ws, struct raid_set, md.event_work);

	struct raid_set *rs = container_of(ws, struct raid_set, md.event_work);





	smp_rmb(); /* Make sure we access most actual mddev properties */

	if (!rs_is_reshaping(rs))

		rs_set_capacity(rs);

		rs_set_capacity(rs);

	dm_table_event(rs->ti->table);

	dm_table_event(rs->ti->table);

}

}