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b=ecDCGr6OLJrXP13nyG/CgfeqC9ouA1qT3tlj+OsrVH1NtYD+Twp5WMbEHjMMkk81f stvP5ulWY1CYT8IOPOz08uY1HZBIlRPl1RvD/lfIzSGNe84mV4QvJl7p4JgmuvzAGK 4RQVcdL24R3V34bLEfSycUxh++RgrXULYrYbovXoNTKWlQFJodYvno3cZge1QELjR8 9C6TOI1VyQMTYJ6+SrsJ+n3smhuFVy+uvJ4yY+gtiJBw2C4LdtFBWY4B9hpCJDn6Wt XZ5TT6fYnWqqxrxfJ2ivZTzD3naWTrT9gp922T0ATA8xVyN89LV9zmP9RucwuPViGB 6t4JQnchHEBxw== From: guoren@kernel.org To: arnd@arndb.de, gregkh@linuxfoundation.org, torvalds@linux-foundation.org, paul.walmsley@sifive.com, palmer@dabbelt.com, anup@brainfault.org, atishp@atishpatra.org, oleg@redhat.com, kees@kernel.org, tglx@linutronix.de, will@kernel.org, mark.rutland@arm.com, brauner@kernel.org, akpm@linux-foundation.org, rostedt@goodmis.org, edumazet@google.com, unicorn_wang@outlook.com, inochiama@outlook.com, gaohan@iscas.ac.cn, shihua@iscas.ac.cn, jiawei@iscas.ac.cn, wuwei2016@iscas.ac.cn, drew@pdp7.com, prabhakar.mahadev-lad.rj@bp.renesas.com, ctsai390@andestech.com, wefu@redhat.com, kuba@kernel.org, pabeni@redhat.com, josef@toxicpanda.com, dsterba@suse.com, mingo@redhat.com, peterz@infradead.org, boqun.feng@gmail.com, guoren@kernel.org, xiao.w.wang@intel.com, qingfang.deng@siflower.com.cn, leobras@redhat.com, jszhang@kernel.org, conor.dooley@microchip.com, samuel.holland@sifive.com, yongxuan.wang@sifive.com, luxu.kernel@bytedance.com, david@redhat.com, ruanjinjie@huawei.com, cuiyunhui@bytedance.com, wangkefeng.wang@huawei.com, qiaozhe@iscas.ac.cn Cc: ardb@kernel.org, ast@kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-mm@kvack.org, linux-crypto@vger.kernel.org, bpf@vger.kernel.org, linux-input@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-serial@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, maple-tree@lists.infradead.org, linux-trace-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-atm-general@lists.sourceforge.net, linux-btrfs@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, linux-nfs@vger.kernel.org, linux-sctp@vger.kernel.org, linux-usb@vger.kernel.org, linux-media@vger.kernel.org Subject: [RFC PATCH V3 28/43] rv64ilp32_abi: iov_iter: Resize kvec to match iov_iter's size Date: Tue, 25 Mar 2025 08:16:09 -0400 Message-Id: <20250325121624.523258-29-guoren@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20250325121624.523258-1-guoren@kernel.org> References: <20250325121624.523258-1-guoren@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 5025FC0012 X-Stat-Signature: 8zzxrkrwaa16hzqw1ak7aczjynmjd5f7 X-Rspam-User: X-HE-Tag: 1742905409-64764 X-HE-Meta: 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 8omuWIQg yn9J4B2dklJ9rRPJwG385Me4dQgCOULnQlJCN+TnMsHaowMTLPcRF6I8Tv2323fpX486GrGOa4G0Lo3s= 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: From: "Guo Ren (Alibaba DAMO Academy)" As drivers/vhost/vringh.c uses BUILD_BUG_ON(sizeof(struct iovec) != sizeof(struct kvec)), make them the same. Signed-off-by: Guo Ren (Alibaba DAMO Academy) --- include/linux/uio.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/uio.h b/include/linux/uio.h index 8ada84e85447..0e1ca023374c 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -17,7 +17,13 @@ typedef unsigned int __bitwise iov_iter_extraction_t; struct kvec { void *iov_base; /* and that should *never* hold a userland pointer */ +#if defined(CONFIG_64BIT) && (BITS_PER_LONG == 32) + u32 __pad1; +#endif size_t iov_len; +#if defined(CONFIG_64BIT) && (BITS_PER_LONG == 32) + u32 __pad2; +#endif }; enum iter_type { -- 2.40.1