diff --git a/block/blk-core.c b/block/blk-core.c index 151070541e21..3689319a5974 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -2606,7 +2606,9 @@ int __init blk_dev_init(void) BUILD_BUG_ON(__REQ_NR_BITS > 8 * sizeof(((struct request *)0)->cmd_flags)); - kblockd_workqueue = create_workqueue("kblockd"); + /* used for unplugging and affects IO latency/throughput - HIGHPRI */ + kblockd_workqueue = alloc_workqueue("kblockd", + WQ_MEM_RECLAIM | WQ_HIGHPRI, 0); if (!kblockd_workqueue) panic("Failed to create kblockd\n");