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nvme: use bvec_virt 

Use bvec_virt instead of open coding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Link: https://lore.kernel.org/r/20210804095634.460779-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-08-04 11:56:34 +02:00 committed by Jens Axboe
parent 2b7a811221
commit 3973e15fa5
1 changed files with 2 additions and 3 deletions
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5
drivers/nvme/host/core.c
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@ -968,12 +968,11 @@ void nvme_cleanup_cmd(struct request *req)
{ {
if (req->rq_flags & RQF_SPECIAL_PAYLOAD) { if (req->rq_flags & RQF_SPECIAL_PAYLOAD) {
struct nvme_ctrl *ctrl = nvme_req(req)->ctrl; struct nvme_ctrl *ctrl = nvme_req(req)->ctrl;
struct page *page = req->special_vec.bv_page;
if (page == ctrl->discard_page) if (req->special_vec.bv_page == ctrl->discard_page)
clear_bit_unlock(0, &ctrl->discard_page_busy); clear_bit_unlock(0, &ctrl->discard_page_busy);
else else
kfree(page_address(page) + req->special_vec.bv_offset); kfree(bvec_virt(&req->special_vec));
} }
} }
EXPORT_SYMBOL_GPL(nvme_cleanup_cmd); EXPORT_SYMBOL_GPL(nvme_cleanup_cmd);