diff options
Diffstat (limited to 'block/blk-mq.c')
-rw-r--r-- | block/blk-mq.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 445d0a2642ae..8a825aebc6b5 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2431,8 +2431,11 @@ static void blk_mq_map_swqueue(struct request_queue *q) ctx = per_cpu_ptr(q->queue_ctx, i); for (j = 0; j < set->nr_maps; j++) { - if (!set->map[j].nr_queues) + if (!set->map[j].nr_queues) { + ctx->hctxs[j] = blk_mq_map_queue_type(q, + HCTX_TYPE_DEFAULT, i); continue; + } hctx = blk_mq_map_queue_type(q, j, i); ctx->hctxs[j] = hctx; @@ -2455,6 +2458,10 @@ static void blk_mq_map_swqueue(struct request_queue *q) */ BUG_ON(!hctx->nr_ctx); } + + for (; j < HCTX_MAX_TYPES; j++) + ctx->hctxs[j] = blk_mq_map_queue_type(q, + HCTX_TYPE_DEFAULT, i); } mutex_unlock(&q->sysfs_lock); |