{"id":2227291,"url":"http://patchwork.ozlabs.org/api/patches/2227291/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/patch/20260423120309.18049-3-chrubis@suse.cz/","project":{"id":59,"url":"http://patchwork.ozlabs.org/api/projects/59/?format=json","name":"Linux Test Project development","link_name":"ltp","list_id":"ltp.lists.linux.it","list_email":"ltp@lists.linux.it","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260423120309.18049-3-chrubis@suse.cz>","list_archive_url":null,"date":"2026-04-23T12:03:03","name":"[v2,2/8] syscalls: Add epoll_wait08","commit_ref":null,"pull_url":null,"state":"needs-review-ack","archived":false,"hash":"be94e45b3f25122ca3df45a88390a848e9e4c7f3","submitter":{"id":8530,"url":"http://patchwork.ozlabs.org/api/people/8530/?format=json","name":"Cyril Hrubis","email":"chrubis@suse.cz"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/ltp/patch/20260423120309.18049-3-chrubis@suse.cz/mbox/","series":[{"id":501188,"url":"http://patchwork.ozlabs.org/api/series/501188/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/list/?series=501188","date":"2026-04-23T12:03:01","name":"Add more epoll tests","version":2,"mbox":"http://patchwork.ozlabs.org/series/501188/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2227291/comments/","check":"warning","checks":"http://patchwork.ozlabs.org/api/patches/2227291/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","ltp@lists.linux.it"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","ltp@picard.linux.it"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=suse.cz header.i=@suse.cz header.a=rsa-sha256\n header.s=susede2_rsa header.b=QdFmgUDO;\n\tdkim=fail reason=\"signature verification failed\" header.d=suse.cz\n header.i=@suse.cz header.a=ed25519-sha256 header.s=susede2_ed25519\n header.b=SDdpDelX;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key)\n header.d=suse.cz header.i=@suse.cz header.a=rsa-sha256 header.s=susede2_rsa\n header.b=qJ0JvKss;\n\tdkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=5z0aXRAw;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=2001:1418:10:5::2; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it","Sender":"\"ltp\" "},"content":"Tests that epoll_wait() can be interrupted by a signal and returns\nEINTR.\n\nSigned-off-by: Cyril Hrubis \n---\n runtest/syscalls | 3 +\n .../kernel/syscalls/epoll_wait/.gitignore | 1 +\n .../kernel/syscalls/epoll_wait/epoll_wait08.c | 69 +++++++++++++++++++\n 3 files changed, 73 insertions(+)\n create mode 100644 testcases/kernel/syscalls/epoll_wait/epoll_wait08.c","diff":"diff --git a/runtest/syscalls b/runtest/syscalls\nindex d890c5516..99cdd1db8 100644\n--- a/runtest/syscalls\n+++ b/runtest/syscalls\n@@ -187,6 +187,7 @@ epoll_ctl02 epoll_ctl02\n epoll_ctl03 epoll_ctl03\n epoll_ctl04 epoll_ctl04\n epoll_ctl05 epoll_ctl05\n+\n epoll_wait01 epoll_wait01\n epoll_wait02 epoll_wait02\n epoll_wait03 epoll_wait03\n@@ -194,6 +195,8 @@ epoll_wait04 epoll_wait04\n epoll_wait05 epoll_wait05\n epoll_wait06 epoll_wait06\n epoll_wait07 epoll_wait07\n+epoll_wait08 epoll_wait08\n+\n epoll_pwait01 epoll_pwait01\n epoll_pwait02 epoll_pwait02\n epoll_pwait03 epoll_pwait03\ndiff --git a/testcases/kernel/syscalls/epoll_wait/.gitignore b/testcases/kernel/syscalls/epoll_wait/.gitignore\nindex 66ac18ae2..f3b208950 100644\n--- a/testcases/kernel/syscalls/epoll_wait/.gitignore\n+++ b/testcases/kernel/syscalls/epoll_wait/.gitignore\n@@ -5,3 +5,4 @@ epoll_wait04\n epoll_wait05\n epoll_wait06\n epoll_wait07\n+epoll_wait08\ndiff --git a/testcases/kernel/syscalls/epoll_wait/epoll_wait08.c b/testcases/kernel/syscalls/epoll_wait/epoll_wait08.c\nnew file mode 100644\nindex 000000000..9d10984ef\n--- /dev/null\n+++ b/testcases/kernel/syscalls/epoll_wait/epoll_wait08.c\n@@ -0,0 +1,69 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ * Copyright (c) Linux Test Project, 2026\n+ */\n+\n+/*\\\n+ * Verify that epoll_wait fails with EINTR when a signal arrives while waiting\n+ * for events.\n+ *\n+ * [Algorithm]\n+ *\n+ * - Create an epoll instance and register a socket fd for EPOLLIN.\n+ * - Fork a child that waits for the parent to enter epoll_wait, then sends\n+ * SIGUSR1 to interrupt it.\n+ * - Verify that epoll_wait returns -1 with errno set to EINTR.\n+ */\n+\n+#include \n+#include \n+\n+#include \"tst_test.h\"\n+#include \"tst_epoll.h\"\n+\n+static int efd = -1;\n+\n+static void sighandler(int sig LTP_ATTRIBUTE_UNUSED)\n+{\n+}\n+\n+static void setup(void)\n+{\n+\tstatic struct sigaction sa = {\n+\t\t.sa_handler = sighandler,\n+\t};\n+\n+\tSAFE_SIGEMPTYSET(&sa.sa_mask);\n+\tSAFE_SIGACTION(SIGUSR1, &sa, NULL);\n+\n+\tefd = SAFE_EPOLL_CREATE1(0);\n+}\n+\n+static void run(void)\n+{\n+\tpid_t pid = SAFE_FORK();\n+\n+\tif (!pid) {\n+\t\tstruct epoll_event ev;\n+\n+\t\tTST_EXP_FAIL(epoll_wait(efd, &ev, 1, -1), EINTR,\n+\t\t\t \"epoll_wait() interrupted by signal\");\n+\t\texit(0);\n+\t}\n+\n+\tTST_PROCESS_STATE_WAIT(pid, 'S', 0);\n+\tSAFE_KILL(pid, SIGUSR1);\n+}\n+\n+static void cleanup(void)\n+{\n+\tif (efd != -1)\n+\t\tSAFE_CLOSE(efd);\n+}\n+\n+static struct tst_test test = {\n+\t.test_all = run,\n+\t.setup = setup,\n+\t.cleanup = cleanup,\n+\t.forks_child = 1,\n+};\n","prefixes":["v2","2/8"]}