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a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1745630073; bh=2LCUrZMeV2HZzBU2CuLrVTRtvZm5lDggJtqpE4KrVpY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=q5DnBKuzNiqtvCl6bt5OSuQ4Tc06r1bDEkNLVpzhjD6vhR5V5lliPHNnef8KwuRTG YUUrqLo48zbTsbToeDLKvt7DHSn7KOpZkaC7YPm/XMeVJox3cmAD22GhCnSbz8Hgep eMz7yioUwd3EDW+jW9mv2QPglXm4OO5jDGi7umHe0BslaXl3e3veXTl+YrY1kifVHi 4XQITuMZUb873n0U8G2mYYDyiy9Fz5rUgdyja1NzYtgg1qwPX5nxLWdauAOlbasW+s 3b6rwAUYeWMKhP2es1RmPrWaM/kXo2KHDrF5OfYVP4QcQ83jMavfxt/JRQoUA1WruP ddvaSB+syb4UQ== Date: Fri, 25 Apr 2025 18:14:31 -0700 From: Luis Chamberlain To: Leon Romanovsky Cc: Marek Szyprowski , Jens Axboe , Christoph Hellwig , Keith Busch , Jake Edge , Jonathan Corbet , Jason Gunthorpe , Zhu Yanjun , Robin Murphy , Joerg Roedel , Will Deacon , Sagi Grimberg , Bjorn Helgaas , Logan Gunthorpe , Yishai Hadas , Shameer Kolothum , Kevin Tian , Alex Williamson , =?iso-8859-1?B?Suly9G1l?= Glisse , Andrew Morton , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-rdma@vger.kernel.org, iommu@lists.linux.dev, linux-nvme@lists.infradead.org, linux-pci@vger.kernel.org, kvm@vger.kernel.org, linux-mm@kvack.org, Niklas Schnelle , Chuck Lever , Matthew Wilcox , Dan Williams , Kanchan Joshi , Chaitanya Kulkarni , Leon Romanovsky Subject: Re: [PATCH v9 06/24] iommu/dma: Factor out a iommu_dma_map_swiotlb helper Message-ID: References: <9ef79ed6c24d12cfea7e6f491da48ae170a5f3f3.1745394536.git.leon@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9ef79ed6c24d12cfea7e6f491da48ae170a5f3f3.1745394536.git.leon@kernel.org> X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 0F71120003 X-Stat-Signature: 6t5m83rszehb3iz9d1cxm7sepdfu57zd X-Rspam-User: X-HE-Tag: 1745630074-469949 X-HE-Meta: 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 h/G7hOoE furymm4UQ1gKnY9fwlzkKtu8UVvFoVq2LFTfDr/6r0FrDBcoVN5xbw4LtdklRbSdm9YKfxsNfGT0bsjfrlpaDF3ZfwlIMX+AvoPavl3NsxSqOAwpjaGi02fNvdSBNVMFZeW4WjPAGdVPOjIeX+/KBpKPZ99IOMfrbYPUnBW6XY6TnNblZF/83GqQI15545lB5RCbi3tTptCS0CuGO2ZVIP+/UtuhQhSS8RF2BZoaohNPnYAn0n0+xGfjHiTA2gRkkIwOlaZJu8uU+zYGizFBGAI8YuGify175bfiIoX6tCBptvIZ6jeC2+YdtNA== 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: On Wed, Apr 23, 2025 at 11:12:57AM +0300, Leon Romanovsky wrote: > From: Christoph Hellwig > > Split the iommu logic from iommu_dma_map_page into a separate helper. > This not only keeps the code neatly separated, but will also allow for > reuse in another caller. > > Signed-off-by: Christoph Hellwig > Tested-by: Jens Axboe > Signed-off-by: Leon Romanovsky Reviewed-by: Luis Chamberlain Luis