From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1778) id B3D05385703E; Wed, 2 Nov 2022 18:07:12 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B3D05385703E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1667412432; bh=Wc0VzOpAxyyVEYN9mOX8Hn5iQf303hSWnQK2K6Zou4s=; h=From:To:Subject:Date:From; b=abQggXUtSA5gr9XI/K9IvW9SKCpc3xVopjZJCR1v2ZKXyru7XcYQ0p8mBY1AiS/nB Gz2P3Oat0u6X2oqNEvX9+kbUONgnQYOmEeM5y3dq6BMYaar9DKtRXT9dKCNzHTcs3G 8kmARihQ7NfeNyGJxd8y3KTCI49twhq35wZN6tHw= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Aurelien Jarno To: glibc-cvs@sourceware.org Subject: [glibc/release/2.35/master] linux: Fix fstatat on MIPSn64 (BZ #29730) X-Act-Checkin: glibc X-Git-Author: Aurelien Jarno X-Git-Refname: refs/heads/release/2.35/master X-Git-Oldrev: 3362566e8431b54c2ab8aa11020191886caae0f8 X-Git-Newrev: cbfe89a675a37ac8e7d0e0051e084e090ad240bb Message-Id: <20221102180712.B3D05385703E@sourceware.org> Date: Wed, 2 Nov 2022 18:07:12 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=cbfe89a675a37ac8e7d0e0051e084e090ad240bb commit cbfe89a675a37ac8e7d0e0051e084e090ad240bb Author: Aurelien Jarno Date: Tue Nov 1 20:43:55 2022 +0100 linux: Fix fstatat on MIPSn64 (BZ #29730) Commit 6e8a0aac2f883 ("time: Fix overflow itimer tests on 32-bit systems") changed in_time_t_range to assume a 32-bit time_t. This broke fstatat on MIPSn64 that was using it with a 64-bit time_t due to difference between stat and stat64. This commit fix that by adding a MIPSn64 specific version, which bypasses the EOVERFLOW tests. Resolves: BZ #29730 Reviewed-by: Adhemerval Zanella (cherry picked from commit 7457b7eef8dfe8cc48e55b9f9837df6dd397b80d) Diff: --- NEWS | 1 + sysdeps/unix/sysv/linux/mips/mips64/n64/fstatat.c | 51 +++++++++++++++++++++++ 2 files changed, 52 insertions(+) diff --git a/NEWS b/NEWS index 7108fbcc30..fcd939e989 100644 --- a/NEWS +++ b/NEWS @@ -66,6 +66,7 @@ The following bugs are resolved with this release: [29600] Do not completely clear reused namespace in dlmopen [29657] libc: Incorrect struct stat for 64-bit time on linux/generic platforms + [29730] broken y2038 support in fstatat on MIPS N64 Version 2.35 diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/fstatat.c b/sysdeps/unix/sysv/linux/mips/mips64/n64/fstatat.c new file mode 100644 index 0000000000..fe6c3a0dda --- /dev/null +++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/fstatat.c @@ -0,0 +1,51 @@ +/* Get file status. Linux/MIPSn64 version. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include + +/* Different than other ABIs, mips64 has different layouts for non-LFS + and LFS struct stat. */ +int +__fstatat (int fd, const char *file, struct stat *buf, int flag) +{ + struct __stat64_t64 st64; + int r = __fstatat64_time64 (fd, file, &st64, flag); + if (r == 0) + { + /* Clear internal pad and reserved fields. */ + memset (buf, 0, sizeof (*buf)); + + buf->st_dev = st64.st_dev; + buf->st_ino = st64.st_ino; + buf->st_mode = st64.st_mode; + buf->st_nlink = st64.st_nlink; + buf->st_uid = st64.st_uid; + buf->st_gid = st64.st_gid; + buf->st_rdev = st64.st_rdev; + buf->st_size = st64.st_size; + buf->st_blksize = st64.st_blksize; + buf->st_blocks = st64.st_blocks; + buf->st_atim = st64.st_atim; + buf->st_mtim = st64.st_mtim; + buf->st_ctim = st64.st_ctim; + } + return r; +} + +weak_alias (__fstatat, fstatat)