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authorChristoph Hellwig <hch@lst.de>2017-04-05 19:18:08 +0200
committerJens Axboe <axboe@fb.com>2017-04-05 12:05:08 -0600
commit987f699a8f6c9a724e970c1bb4cde2e2c6a52010 (patch)
tree5777fff8374a6628112037ca8ba2b614506d337c /drivers/nvme/host
parent8e14be53f470b47d044d9d552bdc3bb4c6723276 (diff)
downloadlinux-987f699a8f6c9a724e970c1bb4cde2e2c6a52010.tar.gz
nvme: move ->retries setup to nvme_setup_cmd
->retries is counting the number of times a command is resubmitted, and
be cleared on the first time we see the command.  We currently don't do
that for non-PCIe command, which is easily fixed by moving the setup
to common code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/nvme/host')
-rw-r--r--drivers/nvme/host/core.c5
-rw-r--r--drivers/nvme/host/pci.c4
2 files changed, 5 insertions, 4 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 3c908e1bc903..0437f44d00f9 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -350,6 +350,11 @@ int nvme_setup_cmd(struct nvme_ns *ns, struct request *req,
 {
 	int ret = BLK_MQ_RQ_QUEUE_OK;
 
+	if (!(req->rq_flags & RQF_DONTPREP)) {
+		req->retries = 0;
+		req->rq_flags |= RQF_DONTPREP;
+	}
+
 	switch (req_op(req)) {
 	case REQ_OP_DRV_IN:
 	case REQ_OP_DRV_OUT:
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 9e686a67d93b..3818ab15a26e 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -326,10 +326,6 @@ static int nvme_init_iod(struct request *rq, struct nvme_dev *dev)
 	iod->nents = 0;
 	iod->length = size;
 
-	if (!(rq->rq_flags & RQF_DONTPREP)) {
-		rq->retries = 0;
-		rq->rq_flags |= RQF_DONTPREP;
-	}
 	return BLK_MQ_RQ_QUEUE_OK;
 }