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Thu, 28 Mar 2024 16:40:05 +0800 (+08) (envelope-from minachou@andestech.com) Received: from swlinux02.andestech.com (10.0.15.183) by ATCPCS16.andestech.com (10.0.1.222) with Microsoft SMTP Server id 14.3.498.0; Thu, 28 Mar 2024 16:40:06 +0800 To: Date: Thu, 28 Mar 2024 16:40:00 +0800 Message-ID: <20240328084000.320291-1-minachou@andestech.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.0.15.183] X-DNSRBL: X-MAIL: Atcsqr.andestech.com 42S8e5Rw091666 X-Virus-Scanned: clamav-milter 1.0.3 at in-5.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH] waitid10: Set the core dump file location to temporary directory X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Hui Min Mina Chou via ltp Reply-To: Hui Min Mina Chou Cc: minachou@andestech.com, tim609@andestech.com, cynthia@andestech.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" Reference to madvise08, set the core dump file location to temporary directory, and restore default value after testing. # ./waitid10 tst_buffers.c:56: TINFO: Test is using guarded buffers tst_test.c:1709: TINFO: LTP version: 20240129-45-g69537563d16a tst_test.c:1593: TINFO: Timeout per run is 0h 05m 00s waitid10.c:60: TINFO: Temporary core pattern is '/tmp/LTP_waiTF0QR3/core' waitid10.c:73: TINFO: Raising RLIMIT_CORE rlim_cur=0 -> 0 waitid10.c:38: TPASS: waitid(P_ALL, 0, infop, WEXITED) passed waitid10.c:39: TPASS: infop->si_pid == pidchild (304) waitid10.c:40: TPASS: infop->si_status == SIGFPE (8) waitid10.c:41: TPASS: infop->si_signo == SIGCHLD (17) waitid10.c:44: TPASS: infop->si_code == CLD_DUMPED (3) Signed-off-by: Hui Min Mina Chou --- testcases/kernel/syscalls/waitid/waitid10.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/testcases/kernel/syscalls/waitid/waitid10.c b/testcases/kernel/syscalls/waitid/waitid10.c index e55e88c2325e..3e48f52d0ea8 100644 --- a/testcases/kernel/syscalls/waitid/waitid10.c +++ b/testcases/kernel/syscalls/waitid/waitid10.c @@ -16,6 +16,8 @@ #include #include "tst_test.h" +#define CORE_PATTERN "/proc/sys/kernel/core_pattern" + static siginfo_t *infop; static int core_dumps = 1; @@ -48,9 +50,16 @@ static void setup(void) { struct rlimit rlim; char c; + char cwd[1024]; + char tmpcpattern[1048]; SAFE_GETRLIMIT(RLIMIT_CORE, &rlim); - SAFE_FILE_SCANF("/proc/sys/kernel/core_pattern", "%c", &c); + + SAFE_GETCWD(cwd, sizeof(cwd)); + snprintf(tmpcpattern, sizeof(tmpcpattern), "%s/core", cwd); + tst_res(TINFO, "Temporary core pattern is '%s'", tmpcpattern); + SAFE_FILE_PRINTF(CORE_PATTERN, "%s", tmpcpattern); + SAFE_FILE_SCANF(CORE_PATTERN, "%c", &c); if (rlim.rlim_cur) return; @@ -76,4 +85,9 @@ static struct tst_test test = { {&infop, .size = sizeof(*infop)}, {}, }, + .needs_tmpdir = 1, + .save_restore = (const struct tst_path_val[]) { + {CORE_PATTERN, NULL, TST_SR_TCONF}, + {} + }, }; -- 2.34.1 -- Mailing list info: https://lists.linux.it/listinfo/ltp