Message ID | 20190321231037.25104-8-hch@lst.de (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [01/15] block: add a req_bvec helper | expand |
On 3/21/19 4:11 PM, Christoph Hellwig wrote: > Cleaning up the command setup isn't related to unmapping data, and > disentangling them will simplify error handling a bit down the road. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > --- > drivers/nvme/host/pci.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c > index 3f06e942fb47..2fb35d44010a 100644 > --- a/drivers/nvme/host/pci.c > +++ b/drivers/nvme/host/pci.c > @@ -888,7 +888,6 @@ static void nvme_unmap_data(struct nvme_dev *dev, struct request *req) > dma_unmap_sg(dev->dev, &iod->meta_sg, 1, dma_dir); > } > > - nvme_cleanup_cmd(req); > nvme_free_iod(dev, req); > } > > @@ -939,6 +938,7 @@ static void nvme_pci_complete_rq(struct request *req) > { > struct nvme_iod *iod = blk_mq_rq_to_pdu(req); > > + nvme_cleanup_cmd(req); > nvme_unmap_data(iod->nvmeq->dev, req); > nvme_complete_rq(req); > } > Also it is much easier to debug now that it is separated. Looks good. Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 3f06e942fb47..2fb35d44010a 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -888,7 +888,6 @@ static void nvme_unmap_data(struct nvme_dev *dev, struct request *req) dma_unmap_sg(dev->dev, &iod->meta_sg, 1, dma_dir); } - nvme_cleanup_cmd(req); nvme_free_iod(dev, req); } @@ -939,6 +938,7 @@ static void nvme_pci_complete_rq(struct request *req) { struct nvme_iod *iod = blk_mq_rq_to_pdu(req); + nvme_cleanup_cmd(req); nvme_unmap_data(iod->nvmeq->dev, req); nvme_complete_rq(req); }
Cleaning up the command setup isn't related to unmapping data, and disentangling them will simplify error handling a bit down the road. Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/nvme/host/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)