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authorJavier González <jg@lightnvm.io>2017-05-03 11:19:04 +0200
committerJens Axboe <axboe@fb.com>2017-05-04 07:53:04 -0600
commit2e13f33a2464fc3aa7783022a90309cabeca8935 (patch)
treedb025603a0572b86538f0e15a1d131cfb5d8e268 /drivers
parent2719aa217e0d025dbfce74ac777815776ccec072 (diff)
downloadlinux-2e13f33a2464fc3aa7783022a90309cabeca8935.tar.bz2
lightnvm: create cmd before allocating request
Create nvme command before allocating a request using nvme_alloc_request, which uses the command direction. Up until now, the command has been zeroized, so all commands have been allocated as a read operation. Signed-off-by: Javier González <javier@cnexlabs.com> Reviewed-by: Matias Bjørling <matias@cnexlabs.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/nvme/host/lightnvm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index e4e4e60b1224..8c4adac6fafc 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -503,6 +503,8 @@ static int nvme_nvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd)
if (!cmd)
return -ENOMEM;
+ nvme_nvm_rqtocmd(rq, rqd, ns, cmd);
+
rq = nvme_alloc_request(q, (struct nvme_command *)cmd, 0, NVME_QID_ANY);
if (IS_ERR(rq)) {
kfree(cmd);
@@ -517,8 +519,6 @@ static int nvme_nvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd)
rq->__data_len = 0;
}
- nvme_nvm_rqtocmd(rq, rqd, ns, cmd);
-
rq->end_io_data = rqd;
blk_execute_rq_nowait(q, NULL, rq, 0, nvme_nvm_end_io);