From mboxrd@z Thu Jan 1 00:00:00 1970 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 668E3301021; Thu, 14 Aug 2025 10:14:49 +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=1755166489; cv=none; b=sr0Bshty54QxWBb6jNPrUzO/4aGnn/6FtmMB0a4zNErySRchh4zWEM+iTKVydrSJN1ePEVaGicYOuyy3XWRNHaziwTxY319I3MUl75skIOIss/aQ45UR0YxwaOJ4tQ0XaammUhLp5nPQaH8Xz7yL4YUNrswcOQH24mi3NPeWW6U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755166489; c=relaxed/simple; bh=stLVV7BdINySQbyeqCDmRbXyWeQEecbuIkQ/rhX45FU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=byLyxJ+k9FlSAJPjfqnu+Qtx2w1xFGn5MkniErspIwSpC1M62GzDr8hm6jIDwJNNgpFyK7jkVq0ebszRdvRSWFX3E9gh2Sx8nbUBaE/GYVGhm8WHge3W3O1hK0r1+5POO1sH0Pd9rDhdtmoCGxHNH9w8nwrtaFIEzeVJmqvoiMM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Yjr61GWr; 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="Yjr61GWr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4BB3EC4CEED; Thu, 14 Aug 2025 10:14:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755166489; bh=stLVV7BdINySQbyeqCDmRbXyWeQEecbuIkQ/rhX45FU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Yjr61GWrMpZlZVsXr5trn6jduj7CwGSyfxXeA06jORzsuA8yWJLjGdU0E33cfjQh3 Hmx937j1Z95EXTMOUcTvwDAO3vhf7bMaKYV/TFQIyfc9mvSdYnQef9iZHXZNqE0oto jcvZA8NK73HDjVgX/hAwi/xQMDOAaVmOkY66NF2PR1cDhVoVMkjKM0ZK4TRAmvUgWx xqpsC9wxH1QmETO7S0kHdNpKw2xEF/nOFmPE3YzJHCVYhyuyfoPUg+dVNC7Gx475X0 rMcX3zG9znpLtrX/5YzuL4HwLR540SE+s9lhJRS4wAN2T/i4QuJ6U2hv8YLNA/kK+q abKechpUNU6VA== From: Leon Romanovsky To: Marek Szyprowski Cc: Leon Romanovsky , Jason Gunthorpe , Abdiel Janulgue , Alexander Potapenko , Alex Gaynor , Andrew Morton , Christoph Hellwig , Danilo Krummrich , 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 v2 14/16] block-dma: migrate to dma_map_phys instead of map_page Date: Thu, 14 Aug 2025 13:13:32 +0300 Message-ID: X-Mailer: git-send-email 2.50.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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. 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 ad283017caef..37e2142be4f7 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; -- 2.50.1