diff options
Diffstat (limited to 'drivers/md/dm-table.c')
| -rw-r--r-- | drivers/md/dm-table.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 907b08ddb78..9558a4acec1 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -97,6 +97,8 @@ static void combine_restrictions_low(struct io_restrictions *lhs, lhs->seg_boundary_mask = min_not_zero(lhs->seg_boundary_mask, rhs->seg_boundary_mask); + + lhs->no_cluster |= rhs->no_cluster; } /* @@ -523,6 +525,8 @@ int dm_get_device(struct dm_target *ti, const char *path, sector_t start, rs->seg_boundary_mask = min_not_zero(rs->seg_boundary_mask, q->seg_boundary_mask); + + rs->no_cluster |= !test_bit(QUEUE_FLAG_CLUSTER, &q->queue_flags); } return r; @@ -832,6 +836,11 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q) q->hardsect_size = t->limits.hardsect_size; q->max_segment_size = t->limits.max_segment_size; q->seg_boundary_mask = t->limits.seg_boundary_mask; + if (t->limits.no_cluster) + q->queue_flags &= ~(1 << QUEUE_FLAG_CLUSTER); + else + q->queue_flags |= (1 << QUEUE_FLAG_CLUSTER); + } unsigned int dm_table_get_num_targets(struct dm_table *t) |