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dm raid: make rs_set_capacity to work on shrinking reshape 

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Heinz Mauelshagen 2016-06-16 03:15:49 +02:00 committed by Mike Snitzer
parent 6ee0bae9c8
commit 9d9d939c80
1 changed files with 4 additions and 4 deletions
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8
drivers/md/dm-raid.c
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@ -617,9 +617,7 @@ static void rs_set_capacity(struct raid_set *rs)
{
struct mddev *mddev = &rs->md;
/* Make sure we access most actual mddev properties */
smp_rmb();
if (rs->ti->len != mddev->array_sectors && !rs_is_reshaping(rs)) {
if (rs->ti->len != mddev->array_sectors) {
struct gendisk *gendisk = dm_disk(dm_table_get_md(rs->ti->table));
set_capacity(gendisk, mddev->array_sectors);
@ -1471,7 +1469,9 @@ static void do_table_event(struct work_struct *ws)
{
struct raid_set *rs = container_of(ws, struct raid_set, md.event_work);
rs_set_capacity(rs);
smp_rmb(); /* Make sure we access most actual mddev properties */
if (!rs_is_reshaping(rs))
rs_set_capacity(rs);
dm_table_event(rs->ti->table);
}