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nvme-rdma: fix merge error

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The merge of 4.12-rc5 into the for-4.13/block tree didn't handle the queue
ready case correctly.  Fix this by propagating blk_status_t into
nvme_rdma_queue_is_ready.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig 2017-06-12 18:26:06 +02:00 committed by Jens Axboe
parent 8f66439eec
commit a104c9f22c
1 changed files with 5 additions and 6 deletions
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11
drivers/nvme/host/rdma.c
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@ -1435,8 +1435,8 @@ nvme_rdma_timeout(struct request *rq, bool reserved)
/*
* We cannot accept any other command until the Connect command has completed.
*/
static inline int nvme_rdma_queue_is_ready(struct nvme_rdma_queue *queue,
struct request *rq)
static inline blk_status_t
nvme_rdma_queue_is_ready(struct nvme_rdma_queue *queue, struct request *rq)
{
if (unlikely(!test_bit(NVME_RDMA_Q_LIVE, &queue->flags))) {
struct nvme_command *cmd = nvme_req(rq)->cmd;
@ -1452,9 +1452,8 @@ static inline int nvme_rdma_queue_is_ready(struct nvme_rdma_queue *queue,
* failover.
*/
if (queue->ctrl->ctrl.state == NVME_CTRL_RECONNECTING)
return -EIO;
else
return -EAGAIN;
return BLK_STS_IOERR;
return BLK_STS_RESOURCE; /* try again later */
}
}
@ -1479,7 +1478,7 @@ static blk_status_t nvme_rdma_queue_rq(struct blk_mq_hw_ctx *hctx,
ret = nvme_rdma_queue_is_ready(queue, rq);
if (unlikely(ret))
goto err;
return ret;
dev = queue->device->dev;
ib_dma_sync_single_for_cpu(dev, sqe->dma,