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lightnvm: create cmd before allocating request

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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 <[email protected]>
Reviewed-by: Matias Bjørling <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Javier González 2017-05-03 11:19:04 +02:00 • committed by Jens Axboe
commit 2e13f33a24
1 changed files with 2 additions and 2 deletions
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4
drivers/nvme/host/lightnvm.c
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@ -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);