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Miller" , "Michael S. Tsirkin" , "Theodore Ts'o" , Albert Ou , Alexander Duyck , Alexander Gordeev , Alexander Viro , Alexandra Winter , Andreas Dilger , Andrew Lunn , Anna Schumaker , Anton Yakovlev , Arnaldo Carvalho de Melo , Aswin Karuvally , Borislav Petkov , Carlos Maiolino , Catalin Marinas , Chao Yu , Christian Borntraeger , Christian Brauner , Claudio Imbrenda , Dave Hansen , David Airlie , Dominique Martinet , Dongsheng Yang , Eric Dumazet , Eric Van Hensbergen , Heiko Carstens , Herbert Xu , Ingo Molnar , Jaegeuk Kim , Jakub Kicinski , Jani Nikula , Janosch Frank , Jaroslav Kysela , Jens Axboe , Joonas Lahtinen , Latchesar Ionkov , Linus Walleij , Madhavan Srinivasan , Mark Brown , Michael Ellerman , Miklos Szeredi , Namhyung Kim , Palmer Dabbelt , Paolo Abeni , Paolo Bonzini , Paul Walmsley , Peter Zijlstra , Rodrigo Vivi , Sean Christopherson , Simona Vetter , Takashi Iwai , Thomas Gleixner , Trond Myklebust , Tvrtko Ursulin , Vasily Gorbik , Will Deacon , Yury Norov , Zheng Gu Cc: Yury Norov , linux-kernel@vger.kernel.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-block@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, dm-devel@lists.linux.dev, netdev@vger.kernel.org, linux-spi@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-mm@kvack.org, linux-perf-users@vger.kernel.org, v9fs@lists.linux.dev, virtualization@lists.linux.dev, linux-sound@vger.kernel.org Subject: [PATCH 5/8] spi: use rest_of_page() macro where appropriate Date: Tue, 3 Mar 2026 20:27:13 -0500 Message-ID: <20260304012717.201797-6-ynorov@nvidia.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260304012717.201797-1-ynorov@nvidia.com> References: <20260304012717.201797-1-ynorov@nvidia.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: BN9PR03CA0595.namprd03.prod.outlook.com (2603:10b6:408:10d::30) To PH0PR12MB8800.namprd12.prod.outlook.com (2603:10b6:510:26f::12) Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH0PR12MB8800:EE_|IA1PR12MB6651:EE_ X-MS-Office365-Filtering-Correlation-Id: 9ff22217-fd5c-4cb4-bb7f-08de798d3498 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|10070799003|376014|7416014|921020; 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No functional changes intended. Signed-off-by: Yury Norov --- drivers/spi/spi-pl022.c | 3 +-- drivers/spi/spi.c | 4 +--- 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c index c82cc522776d..78fce33ff422 100644 --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -761,8 +761,7 @@ static void setup_dma_scatter(struct pl022 *pl022, * we just feed in this, else we stuff in as much * as we can. */ - mapbytes = min_t(int, bytesleft, - PAGE_SIZE - offset_in_page(bufp)); + mapbytes = min_t(int, bytesleft, rest_of_page(bufp)); sg_set_page(sg, virt_to_page(bufp), mapbytes, offset_in_page(bufp)); diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 61f7bde8c7fb..cd4a18f3afaf 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1162,9 +1162,7 @@ static int spi_map_buf_attrs(struct spi_controller *ctlr, struct device *dev, * the desc_len and the remaining buffer length that * fits in a page. */ - min = min_t(size_t, desc_len, - min_t(size_t, len, - PAGE_SIZE - offset_in_page(buf))); + min = min_t(size_t, desc_len, min_t(size_t, len, rest_of_page(buf))); if (vmalloced_buf) vm_page = vmalloc_to_page(buf); else -- 2.43.0