From nobody Sun Sep 14 08:39:37 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9F73C341671; Tue, 9 Sep 2025 13:29:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757424549; cv=none; b=QIxzWNYI1lAIMek61drpzEhMg4Gqvfi8xbJSJ875lrnSIzBJMn5hYyzA67Q0GuqOdwodKtq/ErWEKmCCpejjSPJdsTtY3eaehxrRy6zMNzEkEntqD/2wnCSH0n096qO5IbskY8vdCFPCUJ+NJDW+RVZcb+yyLU36y+P2YXSsSR8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757424549; c=relaxed/simple; bh=jQ3T/brRUziOQrtl/kGVlBSfi2tE0bxT371ZOGgDim4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ghPoqwDgtvPqsUrflOhYKhv/S6Yr8WU3UL9dJT7ebamN2wAkDrpPWu7Q2BQOKo4XFrUOHLX2NePZoie37zQnLrLd4vZacesdc0MfN40bA4pBiaVSHtmxRVqvAV553p4p2c5jP39dkhfT5AxfjHWmJHiw799uQ1W7fFzfCvo0Ogs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nHwsQe9p; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nHwsQe9p" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A74DAC4CEF4; Tue, 9 Sep 2025 13:29:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757424549; bh=jQ3T/brRUziOQrtl/kGVlBSfi2tE0bxT371ZOGgDim4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nHwsQe9pTWoBdpjmDo2+n+5/JjBFwg/dIJmlZq+/ndbthLybHRer7dXzwBpSuEQ7i WpgZESFOSYk0vymXIf70Ka4LsYpVS5vQw8F7smlUhzgUae5YWqaRUFJM4IwK3XdPU8 nQd69kJNsmstJsXKlBgipLCGMWJfYYqJE2rU2FkxR/cKCJArJmyICbqTFiX7qT52P6 bFJt/DsWpz8Ho6ieuoZtZR1VMlsPp35ivfkfFmrDlxi+gYH4TXCDlS/zFwml2ISjyT 4kyTMDiyaDIt3S9mhvAvhapMGPAO3w0XKnS9A0uiBpYOSAAbYn+JofRb8t5SlIv8X4 Nu/sGhPGyBQ1g== From: Leon Romanovsky To: Marek Szyprowski Cc: Leon Romanovsky , Jason Gunthorpe , Abdiel Janulgue , Alexander Potapenko , Alex Gaynor , Andrew Morton , Christoph Hellwig , Danilo Krummrich , David Hildenbrand , iommu@lists.linux.dev, Jason Wang , Jens Axboe , Joerg Roedel , Jonathan Corbet , Juergen Gross , kasan-dev@googlegroups.com, Keith Busch , linux-block@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-nvme@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-trace-kernel@vger.kernel.org, Madhavan Srinivasan , Masami Hiramatsu , Michael Ellerman , "Michael S. Tsirkin" , Miguel Ojeda , Robin Murphy , rust-for-linux@vger.kernel.org, Sagi Grimberg , Stefano Stabellini , Steven Rostedt , virtualization@lists.linux.dev, Will Deacon , xen-devel@lists.xenproject.org Subject: [PATCH v6 14/16] block-dma: migrate to dma_map_phys instead of map_page Date: Tue, 9 Sep 2025 16:27:42 +0300 Message-ID: <0efc4a06258eb1cbedcee642263d8ba24c5e97e6.1757423202.git.leonro@nvidia.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Leon Romanovsky After introduction of dma_map_phys(), there is no need to convert from physical address to struct page in order to map page. So let's use it directly. Reviewed-by: Keith Busch Signed-off-by: Leon Romanovsky --- block/blk-mq-dma.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/block/blk-mq-dma.c b/block/blk-mq-dma.c index ad283017caef2..37e2142be4f7d 100644 --- a/block/blk-mq-dma.c +++ b/block/blk-mq-dma.c @@ -87,8 +87,8 @@ static bool blk_dma_map_bus(struct blk_dma_iter *iter, st= ruct phys_vec *vec) static bool blk_dma_map_direct(struct request *req, struct device *dma_dev, struct blk_dma_iter *iter, struct phys_vec *vec) { - iter->addr =3D dma_map_page(dma_dev, phys_to_page(vec->paddr), - offset_in_page(vec->paddr), vec->len, rq_dma_dir(req)); + iter->addr =3D dma_map_phys(dma_dev, vec->paddr, vec->len, + rq_dma_dir(req), 0); if (dma_mapping_error(dma_dev, iter->addr)) { iter->status =3D BLK_STS_RESOURCE; return false; --=20 2.51.0