From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 87AF4CAC587 for ; Tue, 9 Sep 2025 13:29:13 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D4ECE8E001C; Tue, 9 Sep 2025 09:29:12 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CFD4D8E000F; Tue, 9 Sep 2025 09:29:12 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BC4CC8E001C; Tue, 9 Sep 2025 09:29:12 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 9C59D8E000F for ; Tue, 9 Sep 2025 09:29:12 -0400 (EDT) Received: from smtpin23.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 3A1E482A8E for ; Tue, 9 Sep 2025 13:29:12 +0000 (UTC) X-FDA: 83869792944.23.32AB9D5 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf18.hostedemail.com (Postfix) with ESMTP id 8C3781C0007 for ; Tue, 9 Sep 2025 13:29:10 +0000 (UTC) Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=nHwsQe9p; spf=pass (imf18.hostedemail.com: domain of leon@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=leon@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1757424550; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=wthMQG/5mxISW1GKlke+e7Nh6K6PI26zWXKnxv2AL9I=; b=ZygLYkJQ3kkyUdVU/qI6Gn4E+NAOYVlxXKbyjdtRI9Yi+2I3UUBy8TOXExGmriucWEnoP3 m0aOi5WTTPA5P00EUfSPfscrQKETLrI+JTlhMszbopNmAhmp8RWHgp8Mn1vDTyysRIKx4Y rgzC7FpWjz+fISi3YjlRpThQvDM74dY= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=nHwsQe9p; spf=pass (imf18.hostedemail.com: domain of leon@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=leon@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1757424550; a=rsa-sha256; cv=none; b=Ou+UDf2dYaa8RMRPkjw7AHDo4JiAizgmOJDQalWdplHNN8dmP1VeWHUq1xEMo0FRqDESsb GvF3D81WHGOKVXEnqW/kv+2DwyVFVeEEwFhGXt8pbRgRM1iblK8ymQWz6ZPp/lrHdF7iHF jrmhysG7MrbidMVDgZrHixRyx8x+Psg= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 9FDB94411F; Tue, 9 Sep 2025 13:29:09 +0000 (UTC) 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: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 8C3781C0007 X-Stat-Signature: 3i8a4sespxtkirbto4bbiurgn7s9g1qe X-HE-Tag: 1757424550-51542 X-HE-Meta: U2FsdGVkX18iXt+cFMxqK0YknH+hhNJMpihBvo4IGxuhySmI+E0Rz7bj9ayN6oZ0ebNXF2xpKSTa7+cohDAEEhh+dlN3aYoerUSzjyb4mdVk0wHdD63A5GdWxCyIWDB7r0MYDawZa+URC6yk5KVbVd/aaXj/F/M00cIm6GSAf4lrEuZcp8oCqV/2i9/H/aQ2k9y8cResNKwcvlrr/3Q7wX+2lvZ+MuRuHWmG/U2RaeGRqxwdbVRTp9SuN/plUlHTOui3tvpPsOImIT4rqGhFXIP5KNjvchQRD/NdwkGvEcYGRvzgWy1ttgNsSmS0Hl4AUQXh+g5tl/U+QWLDCLabU1s1p8mwcPgCG40TD9pqtdluuKeOkE5DKe2xbl9FfG0q22wsVVCIzaX574pb5AclU8MM3XCydy2t0DRnTW3Yt2a4SZFznZ3cmwdpMPKXeGQ2Dh7dep4BmC9dygEUrK+iHXKCb1A1RJcNoDXgn4V6FkMWaieq3NB6s6EQvIWCRvSIJ2VbPrPSg5mItWCVuPWdzgvoJZdfoiwSanafVCLkq96DXC6+o11sQZMnzqS9WwT+PMVL/9Dv+nQMJzcQQPeYJWdC3qJckGIZeZRXk8+CAavDWUiJEqRwRJiZ1EwHnYiaFm71i22PjRr0RqmHjf66XkOKyHMwxISRuMVuSo0b2wBF536oy3KBGvJqJHavRiZt5fazVFdYGF/nWONWAvM81IjnVySWoSec3VEhZyG3l+X0ZEAzFixtjRJ3NRKGBkVzgqP4QskJcZjf9Q+UJWKAxmS0m3Z66sMvdhuuVk7PCrkMQBXAkH6+Vpz9U5uGrLjm6lMk1SVS8LOycUz7TxqrLyWNAssuAfKQfTSJ+hx7FyaW65+a0Y118mFGB4P9BEiTniHKgPqnFc+6ksTeKOQ+DhNFRKasLiWBASuNQU0h5cqQoAfBytldqD0fiiP4dkl7I3hk3eNpCxbno/yvfVe YlWQtZ+5 HK1IPP4oth7ss/lioy5ACtJMPu43RIXb64DKCxzDLpMvtUk1y/wSpczJxGmTfDXnfLW6lJGDpVum+bNA8Onwj/q4nYKLSHYYGO3CCiLm1LDh8CpbQ+WzUL9OGNn7VGj1uY+F9KUr4LhX/y/UdMELtq1WBYvIb69wnbRTGKeeah0J6eWb1f05T0AS7VQ36DGlRUauZx7BgLwwkFKJklUjWQtiART/UXus/Fkpy+u3asqNu7RI8Fhgy6bO7WLWrP3TJaAJ/TQmDM+hXhfKEbd7nizixWOnilhXLOO8pDVFFaDktN/cvRUsfqxE2LLqp5zA7T1z2BJxrXZDR2Xx+FrTP266usg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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, struct 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 = dma_map_page(dma_dev, phys_to_page(vec->paddr), - offset_in_page(vec->paddr), vec->len, rq_dma_dir(req)); + iter->addr = dma_map_phys(dma_dev, vec->paddr, vec->len, + rq_dma_dir(req), 0); if (dma_mapping_error(dma_dev, iter->addr)) { iter->status = BLK_STS_RESOURCE; return false; -- 2.51.0