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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 3/8] net: use rest_of_page() macro where appropriate Date: Tue, 3 Mar 2026 20:27:11 -0500 Message-ID: <20260304012717.201797-4-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: BN9PR03CA0498.namprd03.prod.outlook.com (2603:10b6:408:130::23) To PH0PR12MB8800.namprd12.prod.outlook.com (2603:10b6:510:26f::12) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org 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: 24dfaff4-5ddf-4063-ace8-08de798d3193 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/net/ethernet/meta/fbnic/fbnic_tlv.c | 6 +++--- drivers/s390/net/qeth_core_main.c | 6 ++---- 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c b/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c index 517ed8b2f1cb..2e80c25ba3c8 100644 --- a/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c +++ b/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c @@ -52,7 +52,7 @@ struct fbnic_tlv_msg *fbnic_tlv_msg_alloc(u16 msg_id) **/ int fbnic_tlv_attr_put_flag(struct fbnic_tlv_msg *msg, const u16 attr_id) { - int attr_max_len = PAGE_SIZE - offset_in_page(msg) - sizeof(*msg); + int attr_max_len = rest_of_page(msg) - sizeof(*msg); struct fbnic_tlv_hdr hdr = { 0 }; struct fbnic_tlv_msg *attr; @@ -94,7 +94,7 @@ int fbnic_tlv_attr_put_flag(struct fbnic_tlv_msg *msg, const u16 attr_id) int fbnic_tlv_attr_put_value(struct fbnic_tlv_msg *msg, const u16 attr_id, const void *value, const int len) { - int attr_max_len = PAGE_SIZE - offset_in_page(msg) - sizeof(*msg); + int attr_max_len = rest_of_page(msg) - sizeof(*msg); struct fbnic_tlv_hdr hdr = { 0 }; struct fbnic_tlv_msg *attr; @@ -292,7 +292,7 @@ ssize_t fbnic_tlv_attr_get_string(struct fbnic_tlv_msg *attr, char *dst, struct fbnic_tlv_msg *fbnic_tlv_attr_nest_start(struct fbnic_tlv_msg *msg, u16 attr_id) { - int attr_max_len = PAGE_SIZE - offset_in_page(msg) - sizeof(*msg); + int attr_max_len = rest_of_page(msg) - sizeof(*msg); struct fbnic_tlv_msg *attr = &msg[le16_to_cpu(msg->hdr.len)]; struct fbnic_tlv_hdr hdr = { 0 }; diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index cf5f760d0e02..5012c22d8f37 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -4087,8 +4087,7 @@ static unsigned int qeth_fill_buffer(struct qeth_qdio_out_buffer *buf, /* map linear part into buffer element(s) */ while (length > 0) { - elem_length = min_t(unsigned int, length, - PAGE_SIZE - offset_in_page(data)); + elem_length = min_t(unsigned int, length, rest_of_page(data)); buffer->element[element].addr = virt_to_dma64(data); buffer->element[element].length = elem_length; @@ -4117,8 +4116,7 @@ static unsigned int qeth_fill_buffer(struct qeth_qdio_out_buffer *buf, data = skb_frag_address(frag); length = skb_frag_size(frag); while (length > 0) { - elem_length = min_t(unsigned int, length, - PAGE_SIZE - offset_in_page(data)); + elem_length = min_t(unsigned int, length, rest_of_page(data)); buffer->element[element].addr = virt_to_dma64(data); buffer->element[element].length = elem_length; -- 2.43.0