From: Baolin Wang Date: Fri, 3 Jul 2020 02:49:22 +0000 (+0800) Subject: nvme-pci: remove redundant segment validation X-Git-Tag: v5.15~3211^2~36^2~5 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c25c853ef60d2c0d37420b9e4b81bdd49e90b46e;p=platform%2Fkernel%2Flinux-starfive.git nvme-pci: remove redundant segment validation 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 Reviewed-by: Chaitanya Kulkarni Signed-off-by: Christoph Hellwig --- diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 83585ed..9216cbd 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -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))))