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>
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drivers/nvme/host
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@ -968,12 +968,11 @@ void nvme_cleanup_cmd(struct request *req)
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{
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if (req->rq_flags & RQF_SPECIAL_PAYLOAD) {
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struct nvme_ctrl *ctrl = nvme_req(req)->ctrl;
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struct page *page = req->special_vec.bv_page;
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if (page == ctrl->discard_page)
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if (req->special_vec.bv_page == ctrl->discard_page)
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clear_bit_unlock(0, &ctrl->discard_page_busy);
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else
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kfree(page_address(page) + req->special_vec.bv_offset);
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kfree(bvec_virt(&req->special_vec));
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}
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}
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EXPORT_SYMBOL_GPL(nvme_cleanup_cmd);
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