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>
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@ -617,9 +617,7 @@ static void rs_set_capacity(struct raid_set *rs)
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{
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{
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struct mddev *mddev = &rs->md;
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struct mddev *mddev = &rs->md;
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/* Make sure we access most actual mddev properties */
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if (rs->ti->len != mddev->array_sectors) {
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smp_rmb();
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if (rs->ti->len != mddev->array_sectors && !rs_is_reshaping(rs)) {
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struct gendisk *gendisk = dm_disk(dm_table_get_md(rs->ti->table));
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struct gendisk *gendisk = dm_disk(dm_table_get_md(rs->ti->table));
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set_capacity(gendisk, mddev->array_sectors);
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set_capacity(gendisk, mddev->array_sectors);
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@ -1471,7 +1469,9 @@ static void do_table_event(struct work_struct *ws)
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{
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{
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struct raid_set *rs = container_of(ws, struct raid_set, md.event_work);
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struct raid_set *rs = container_of(ws, struct raid_set, md.event_work);
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rs_set_capacity(rs);
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smp_rmb(); /* Make sure we access most actual mddev properties */
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if (!rs_is_reshaping(rs))
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rs_set_capacity(rs);
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dm_table_event(rs->ti->table);
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dm_table_event(rs->ti->table);
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}
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}
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