From mboxrd@z Thu Jan 1 00:00:00 1970 From: jianchao.w.wang@oracle.com (Jianchao Wang) Date: Tue, 11 Sep 2018 17:48:14 +0800 Subject: [PATCH 4/4] nvme-pci: discard the cq_vector checking in nvme_queue_rq In-Reply-To: <1536659294-2321-1-git-send-email-jianchao.w.wang@oracle.com> References: <1536659294-2321-1-git-send-email-jianchao.w.wang@oracle.com> Message-ID: <1536659294-2321-5-git-send-email-jianchao.w.wang@oracle.com> updating nr_hw_queue uses bios retrieving to drain queues, so we needn't the the cq_vector checking any more. Signed-off-by: Jianchao Wang --- drivers/nvme/host/pci.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 9e60edf..615192f 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -813,13 +813,6 @@ static blk_status_t nvme_queue_rq(struct blk_mq_hw_ctx *hctx, struct nvme_command cmnd; blk_status_t ret; - /* - * We should not need to do this, but we're still using this to - * ensure we can drain requests on a dying queue. - */ - if (unlikely(nvmeq->cq_vector < 0)) - return BLK_STS_IOERR; - ret = nvme_setup_cmd(ns, req, &cmnd); if (ret) return ret; -- 2.7.4