renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-24 13:13:57 +08:00
Code

nvme-pci: remove redundant segment validation

Browse Source 
We've validated the segment counts before calling nvme_map_data(),
so there is no need to validate again in nvme_pci_use_sgls(, which is
only called from nvme_map_data().

Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Baolin Wang 2020-07-03 10:49:22 +08:00 committed by Christoph Hellwig
parent 972b13e29d
commit c25c853ef6
1 changed files with 0 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/nvme/host/pci.c
View File

@ -501,9 +501,6 @@ static inline bool nvme_pci_use_sgls(struct nvme_dev *dev, struct request *req)
int nseg = blk_rq_nr_phys_segments(req);
unsigned int avg_seg_size;
if (nseg == 0)
return false;
avg_seg_size = DIV_ROUND_UP(blk_rq_payload_bytes(req), nseg);
if (!(dev->ctrl.sgls & ((1 << 0) | (1 << 1))))