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[2a02:3100:b3d9:b901:402:5aad:ef4:88ac]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-485958f1493sm37240838f8f.37.2026.09.09.23.49.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Sep 2026 23:49:01 -0700 (PDT) Date: Thu, 10 Sep 2026 08:48:58 +0200 From: Karl Mehltretter To: Russell King Cc: Hans Ulli Kroll , Robin Murphy , Marek Szyprowski , Will Deacon , Arnd Bergmann , Christoph Hellwig , Linus Walleij , Ard Biesheuvel , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 0/2] ARM: preserve DMA_FROM_DEVICE buffer contents Message-ID: References: <20260910063620.17768-1-kmehltretter@gmail.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260910063620.17768-1-kmehltretter@gmail.com> On Thu, Sep 10, 2026 at 08:36:18AM +0100, Karl Mehltretter wrote: > This series prevents a DMA_FROM_DEVICE map from discarding CPU-written > buffer contents on non-coherent 32-bit ARM. It is based on > v7.3-rc1-324-g986c24e0fe44. > Karl Mehltretter (2): > ARM: dma-mapping: preserve DMA_FROM_DEVICE buffer contents > ARM: dma-mapping: flush FROM_DEVICE buffers on legacy backends > Adding Linus at his current email address. Sorry for the noise. Karl