On Wed, Aug 04, 2021 at 11:56:34AM +0200, Christoph Hellwig wrote:
> Use bvec_virt instead of open coding it.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---
> drivers/nvme/host/core.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
> index dfd9dec0c1f6..02ce94b2906b 100644
> --- a/drivers/nvme/host/core.c
> +++ b/drivers/nvme/host/core.c
> @@ -968,12 +968,11 @@ void nvme_cleanup_cmd(struct request *req)
> {
> if (req->rq_flags & RQF_SPECIAL_PAYLOAD) {
> 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);
> else
> - kfree(page_address(page) + req->special_vec.bv_offset);
> + kfree(bvec_virt(&req->special_vec));
> }
> }
> EXPORT_SYMBOL_GPL(nvme_cleanup_cmd);
Looks good.
Reviewed-by: Keith Busch <kbusch@xxxxxxxxxx>
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