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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 7/8] drivers: ALSA: use rest_of_page() macro where appropriate Date: Tue, 3 Mar 2026 20:27:15 -0500 Message-ID: <20260304012717.201797-8-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: BN0PR04CA0093.namprd04.prod.outlook.com (2603:10b6:408:ec::8) 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: 5e9eaa48-d77e-4968-6465-08de798d3708 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/block/null_blk/main.c | 6 ++---- drivers/gpu/drm/i915/gt/shmem_utils.c | 5 ++--- drivers/md/dm-pcache/backing_dev.h | 2 +- sound/virtio/virtio_pcm_msg.c | 4 ++-- 4 files changed, 7 insertions(+), 10 deletions(-) diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index f8c0fd57e041..89e9651b09a9 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -1147,8 +1147,7 @@ static blk_status_t copy_to_nullb(struct nullb *nullb, void *source, sector_t sector; while (count < n) { - temp = min3(nullb->dev->blocksize, n - count, - PAGE_SIZE - offset_in_page(pos)); + temp = min3(nullb->dev->blocksize, n - count, rest_of_page(pos)); sector = pos >> SECTOR_SHIFT; if (null_cache_active(nullb) && !is_fua) @@ -1181,8 +1180,7 @@ static void copy_from_nullb(struct nullb *nullb, void *dest, loff_t pos, sector_t sector; while (count < n) { - temp = min3(nullb->dev->blocksize, n - count, - PAGE_SIZE - offset_in_page(pos)); + temp = min3(nullb->dev->blocksize, n - count, rest_of_page(pos)); sector = pos >> SECTOR_SHIFT; t_page = null_lookup_page(nullb, sector, false, diff --git a/drivers/gpu/drm/i915/gt/shmem_utils.c b/drivers/gpu/drm/i915/gt/shmem_utils.c index 5850adaebf82..9a0a6f67fef0 100644 --- a/drivers/gpu/drm/i915/gt/shmem_utils.c +++ b/drivers/gpu/drm/i915/gt/shmem_utils.c @@ -99,8 +99,7 @@ static int __shmem_rw(struct file *file, loff_t off, unsigned long pfn; for (pfn = off >> PAGE_SHIFT; len; pfn++) { - unsigned int this = - min_t(size_t, PAGE_SIZE - offset_in_page(off), len); + unsigned int this = min_t(size_t, rest_of_page(off), len); struct page *page; void *vaddr; @@ -135,7 +134,7 @@ int shmem_read_to_iosys_map(struct file *file, loff_t off, for (pfn = off >> PAGE_SHIFT; len; pfn++) { unsigned int this = - min_t(size_t, PAGE_SIZE - offset_in_page(off), len); + min_t(size_t, rest_of_page(off), len); struct page *page; void *vaddr; diff --git a/drivers/md/dm-pcache/backing_dev.h b/drivers/md/dm-pcache/backing_dev.h index b371cba483b9..17e83b38b845 100644 --- a/drivers/md/dm-pcache/backing_dev.h +++ b/drivers/md/dm-pcache/backing_dev.h @@ -96,7 +96,7 @@ static inline u32 backing_dev_req_coalesced_max_len(const void *data, u32 len) first_page = vmalloc_to_page(p); advance: - in_page = PAGE_SIZE - offset_in_page(p); + in_page = rest_of_page(p); to_advance = min_t(u32, in_page, len - done); done += to_advance; diff --git a/sound/virtio/virtio_pcm_msg.c b/sound/virtio/virtio_pcm_msg.c index a5c4e7027717..5d1b0dc08234 100644 --- a/sound/virtio/virtio_pcm_msg.c +++ b/sound/virtio/virtio_pcm_msg.c @@ -56,7 +56,7 @@ static int virtsnd_pcm_sg_num(u8 *data, unsigned int length) phys_addr_t pg_address = page_to_phys(pg); size_t pg_length; - pg_length = PAGE_SIZE - offset_in_page(data); + pg_length = rest_of_page(data); if (pg_length > length) pg_length = length; @@ -96,7 +96,7 @@ static void virtsnd_pcm_sg_from(struct scatterlist *sgs, int nsgs, u8 *data, struct page *pg = vmalloc_to_page(data); size_t pg_length; - pg_length = PAGE_SIZE - offset_in_page(data); + pg_length = rest_of_page(data); if (pg_length > length) pg_length = length; -- 2.43.0