{"id":2227300,"url":"http://patchwork.ozlabs.org/api/patches/2227300/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/patch/20260423120309.18049-5-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":"<20260423120309.18049-5-chrubis@suse.cz>","list_archive_url":null,"date":"2026-04-23T12:03:05","name":"[v2,4/8] syscalls: Add epoll_ctl06","commit_ref":null,"pull_url":null,"state":"needs-review-ack","archived":false,"hash":"099ca451cc79640011a97fa8ba519c75d5506f5d","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/20260423120309.18049-5-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/2227300/comments/","check":"warning","checks":"http://patchwork.ozlabs.org/api/patches/2227300/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=HDbVL3RB;\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=wa5SDpoM;\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=k+fkrcGw;\n\tdkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=TXbVfn8R;\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":"Test that iterates over different types of file descriptors, attempts to\nadd them to epoll and expects either success or a failure based on the\ntype of the file descriptor.\n\nSigned-off-by: Cyril Hrubis \n---\n runtest/syscalls | 1 +\n .../kernel/syscalls/epoll_ctl/.gitignore | 1 +\n .../kernel/syscalls/epoll_ctl/epoll_ctl06.c | 71 +++++++++++++++++++\n 3 files changed, 73 insertions(+)\n create mode 100644 testcases/kernel/syscalls/epoll_ctl/epoll_ctl06.c","diff":"diff --git a/runtest/syscalls b/runtest/syscalls\nindex 569e8bbe4..b302935d5 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+epoll_ctl06 epoll_ctl06\n \n epoll_wait01 epoll_wait01\n epoll_wait02 epoll_wait02\ndiff --git a/testcases/kernel/syscalls/epoll_ctl/.gitignore b/testcases/kernel/syscalls/epoll_ctl/.gitignore\nindex 3e05f2e1f..9c555f41b 100644\n--- a/testcases/kernel/syscalls/epoll_ctl/.gitignore\n+++ b/testcases/kernel/syscalls/epoll_ctl/.gitignore\n@@ -3,3 +3,4 @@ epoll_ctl02\n epoll_ctl03\n epoll_ctl04\n epoll_ctl05\n+epoll_ctl06\ndiff --git a/testcases/kernel/syscalls/epoll_ctl/epoll_ctl06.c b/testcases/kernel/syscalls/epoll_ctl/epoll_ctl06.c\nnew file mode 100644\nindex 000000000..b2bfce252\n--- /dev/null\n+++ b/testcases/kernel/syscalls/epoll_ctl/epoll_ctl06.c\n@@ -0,0 +1,71 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ * Copyright (c) 2026 Cyril Hrubis \n+ */\n+\n+/*\\\n+ * Verify epoll_ctl EPOLL_CTL_ADD behavior across all file descriptor types.\n+ *\n+ * The test iterates over all available fd types via TST_FD_FOREACH and\n+ * attempts EPOLL_CTL_ADD on each. File descriptor types that implement the\n+ * poll file operation are expected to succeed. The rest must fail with:\n+ *\n+ * - EPERM for fds that are valid but lack poll support (regular files,\n+ * directories, /dev/zero, /proc files, memfd).\n+ * - EBADF for fds that are not usable for I/O (O_PATH, open_tree).\n+ */\n+\n+#include \n+\n+#include \"tst_test.h\"\n+#include \"tst_epoll.h\"\n+#include \"tst_fd.h\"\n+\n+static int exp_errno(enum tst_fd_type type)\n+{\n+\tswitch (type) {\n+\tcase TST_FD_FILE:\n+\tcase TST_FD_DIR:\n+\tcase TST_FD_DEV_ZERO:\n+\tcase TST_FD_PROC_MAPS:\n+\tcase TST_FD_MEMFD:\n+\tcase TST_FD_MEMFD_SECRET:\n+\t\treturn EPERM;\n+\tcase TST_FD_PATH:\n+\tcase TST_FD_OPEN_TREE:\n+\tcase TST_FD_FSOPEN:\n+\tcase TST_FD_FSPICK:\n+\t\treturn EBADF;\n+\tdefault:\n+\t\treturn 0;\n+\t}\n+}\n+\n+static void run(void)\n+{\n+\tint efd, err;\n+\tstruct epoll_event ev = {.events = EPOLLIN};\n+\n+\tTST_FD_FOREACH(fd) {\n+\t\tefd = SAFE_EPOLL_CREATE1(0);\n+\t\tev.data.fd = fd.fd;\n+\t\terr = exp_errno(fd.type);\n+\n+\t\tif (err) {\n+\t\t\tTST_EXP_FAIL(epoll_ctl(efd, EPOLL_CTL_ADD,\n+\t\t\t\t fd.fd, &ev), err,\n+\t\t\t\t \"epoll_ctl() on %s\", tst_fd_desc(&fd));\n+\t\t} else {\n+\t\t\tTST_EXP_PASS(epoll_ctl(efd, EPOLL_CTL_ADD,\n+\t\t\t\t fd.fd, &ev),\n+\t\t\t\t \"epoll_ctl() on %s\", tst_fd_desc(&fd));\n+\t\t}\n+\n+\t\tSAFE_CLOSE(efd);\n+\t}\n+}\n+\n+static struct tst_test test = {\n+\t.test_all = run,\n+\t.needs_tmpdir = 1,\n+};\n","prefixes":["v2","4/8"]}