From nobody Tue Feb 10 20:14:30 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1516719380193142.88838038191034; Tue, 23 Jan 2018 06:56:20 -0800 (PST) Received: from localhost ([::1]:33641 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1edzzd-000579-S3 for importer@patchew.org; Tue, 23 Jan 2018 09:56:09 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43513) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1edzs5-00078E-RD for qemu-devel@nongnu.org; Tue, 23 Jan 2018 09:48:22 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1edzs4-0002U9-Fe for qemu-devel@nongnu.org; Tue, 23 Jan 2018 09:48:21 -0500 Received: from mout.kundenserver.de ([217.72.192.75]:56431) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1edzs4-0002T6-5w for qemu-devel@nongnu.org; Tue, 23 Jan 2018 09:48:20 -0500 Received: from localhost.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue102 [212.227.15.183]) with ESMTPSA (Nemesis) id 0LpfUc-1fG6NC3aXW-00fVSK; Tue, 23 Jan 2018 15:48:17 +0100 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Tue, 23 Jan 2018 15:48:07 +0100 Message-Id: <20180123144807.5618-14-laurent@vivier.eu> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180123144807.5618-1-laurent@vivier.eu> References: <20180123144807.5618-1-laurent@vivier.eu> X-Provags-ID: V03:K0:D04C+WVRnp1C5przisqpiEdauiRHTsQH1AcaAXpmbgalFj5/Hr2 LYYRx9tgklgorvoZO/0DXZ0ae9B/ezJfswDiU5g15Zq5wpX6WpZK+UsMPn36lSv4yNxTfSe Grta+aBXI+Ll6SXVGVx7A5W6xtGGyucOenXoEpRV4QNZTGi6dk8HQ8ny8+X/5csnS5vrgeg X5UrJZwF9fajgvWj2OI7Q== X-UI-Out-Filterresults: notjunk:1;V01:K0:ReAAW9+zbiQ=:QIIgfYsWsX6y2HZuhyU3nN oPulBWC+piXo/EGCBIq+V/nFtX1mNWDX0tegmGn3y4XyDvnw0gb/OkLFpWfe9bogOsLoHMdqX B8skDyn1XS/p92l1LCa6XJ/cuibhVO+hL9vI0fWclytQPAfxClkDKa9YXTGioM/V+6iKNaWrs 2bXNJVcDJm7VTPrW7aUckejjIzub7/5+0TcM3FljnAnDS1dw5htlBCk3wpwIyqt3Uoa5j30ru OqHywpyP/Mpg4XOaYpycCUKcjv+cp+MIT+vl05UIBx/9TAPgs8rxEHEP7Msrt62qOPV95ZRkV wCDP0XPEoBtfIO2Z+Dj+8ktQWt7QLSk6Rq3J9L8OZbfhphefqyIY0TMHytBIPz3mDrAy4C/lj nqAzsDwk3dlp15j61qWzkHy7pV42uRYIfaegw4f0x3XNtTr/OebrGi94w2gzts06++mL/tL++ haGyuOQiyNuv5Qoi00d32f4bmozdfgFv2p5QnrgXFf8RzImA8du0twBMYNqoTj30Puv49WiHQ Ym1AKiPenILetVotLTqRu88KWJTje2/mr4Z1mWTALoDoaXhfdlZY/oLIru3SSkphnHBLuahsb mWHEG8rDDwPEwQzaeiAHgkJZ3D5Zgh5lZVRzDBOjXRalCyrsTVo+YFUOCJptnxiJZEtcHBP8+ NsptOC9QEqPhQq4CnGWGJNfw11vYNzLlzcN36r/JNvcvbiW7z8me/zhHP4igA3nDtusWlEOU1 0Fa6OTHkAHjuZCbxizstDDKbsLlvvyGa7FnA5A== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 217.72.192.75 Subject: [Qemu-devel] [PULL 13/13] linux-user: implement renameat2 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andreas Schwab , Laurent Vivier Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Andreas Schwab This is needed for new architectures like RISC-V which do not provide any other rename-like syscall. Signed-off-by: Andreas Schwab Reviewed-by: Laurent Vivier Message-Id: Signed-off-by: Laurent Vivier Reviewed-by: Palmer Dabbelt --- linux-user/syscall.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 104408c050..74378947f0 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -600,6 +600,24 @@ static int sys_utimensat(int dirfd, const char *pathna= me, #endif #endif /* TARGET_NR_utimensat */ =20 +#ifdef TARGET_NR_renameat2 +#if defined(__NR_renameat2) +#define __NR_sys_renameat2 __NR_renameat2 +_syscall5(int, sys_renameat2, int, oldfd, const char *, old, int, newfd, + const char *, new, unsigned int, flags) +#else +static int sys_renameat2(int oldfd, const char *old, + int newfd, const char *new, int flags) +{ + if (flags =3D=3D 0) { + return renameat(oldfd, old, newfd, new); + } + errno =3D ENOSYS; + return -1; +} +#endif +#endif /* TARGET_NR_renameat2 */ + #ifdef CONFIG_INOTIFY #include =20 @@ -8426,6 +8444,22 @@ abi_long do_syscall(void *cpu_env, int num, abi_long= arg1, } break; #endif +#if defined(TARGET_NR_renameat2) + case TARGET_NR_renameat2: + { + void *p2; + p =3D lock_user_string(arg2); + p2 =3D lock_user_string(arg4); + if (!p || !p2) { + ret =3D -TARGET_EFAULT; + } else { + ret =3D get_errno(sys_renameat2(arg1, p, arg3, p2, arg5)); + } + unlock_user(p2, arg4, 0); + unlock_user(p, arg2, 0); + } + break; +#endif #ifdef TARGET_NR_mkdir case TARGET_NR_mkdir: if (!(p =3D lock_user_string(arg1))) --=20 2.14.3