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nvme-pci: drop IRQ disabling on submission queue lock

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Since we aren't sharing the lock for completions now, we don't
have to make it IRQ safe.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Jens Axboe 2018-05-17 18:31:52 +02:00 committed by Keith Busch
parent 1ab0cd6966
commit 1eae349d18
1 changed files with 4 additions and 4 deletions
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8
drivers/nvme/host/pci.c
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@ -895,9 +895,9 @@ static blk_status_t nvme_queue_rq(struct blk_mq_hw_ctx *hctx,
blk_mq_start_request(req); blk_mq_start_request(req);
spin_lock_irq(&nvmeq->sq_lock); spin_lock(&nvmeq->sq_lock);
__nvme_submit_cmd(nvmeq, &cmnd); __nvme_submit_cmd(nvmeq, &cmnd);
spin_unlock_irq(&nvmeq->sq_lock); spin_unlock(&nvmeq->sq_lock);
return BLK_STS_OK; return BLK_STS_OK;
out_cleanup_iod: out_cleanup_iod:
nvme_free_iod(dev, req); nvme_free_iod(dev, req);
@ -1052,9 +1052,9 @@ static void nvme_pci_submit_async_event(struct nvme_ctrl *ctrl)
c.common.opcode = nvme_admin_async_event; c.common.opcode = nvme_admin_async_event;
c.common.command_id = NVME_AQ_BLK_MQ_DEPTH; c.common.command_id = NVME_AQ_BLK_MQ_DEPTH;
spin_lock_irq(&nvmeq->sq_lock); spin_lock(&nvmeq->sq_lock);
__nvme_submit_cmd(nvmeq, &c); __nvme_submit_cmd(nvmeq, &c);
spin_unlock_irq(&nvmeq->sq_lock); spin_unlock(&nvmeq->sq_lock);
} }
static int adapter_delete_queue(struct nvme_dev *dev, u8 opcode, u16 id) static int adapter_delete_queue(struct nvme_dev *dev, u8 opcode, u16 id)