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Tue, 04 Jan 2022 08:18:42 +0000 To: ltp@lists.linux.it Date: Tue, 4 Jan 2022 09:18:30 +0100 Message-Id: <20220104081836.22827-5-andrea.cervesato@suse.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220104081836.22827-1-andrea.cervesato@suse.com> References: <20220104081836.22827-1-andrea.cervesato@suse.com> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.102.4 at in-2.smtp.seeweb.it X-Virus-Status: Clean X-Spam-Status: No, score=0.1 required=7.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on in-2.smtp.seeweb.it Subject: [LTP] [PATCH v1 04/10] Add wqueue03 new test 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: , X-Patchwork-Original-From: Andrea Cervesato via ltp From: Andrea Cervesato Reply-To: Andrea Cervesato Errors-To: ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it Sender: "ltp" This test checks if KEYCTL_REVOKE event is recognized by watch queue Signed-off-by: Andrea Cervesato --- testcases/kernel/watchqueue/wqueue03.c | 68 ++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 testcases/kernel/watchqueue/wqueue03.c diff --git a/testcases/kernel/watchqueue/wqueue03.c b/testcases/kernel/watchqueue/wqueue03.c new file mode 100644 index 000000000..a4bbdadcd --- /dev/null +++ b/testcases/kernel/watchqueue/wqueue03.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2021 Andrea Cervesato + */ + +/*\ + * [Description] + * + * Test if keyctl revoke is correctly recognized by watch queue. + */ + +#define _FCNTL_H + +#include "tst_test.h" +#include "lapi/keyctl.h" +#include "common.h" + +static int *keep_polling; + +static void saw_key_revoked(struct watch_notification *n, size_t len, unsigned int wtype) +{ + if (wqueue_key_event(n, len, wtype, NOTIFY_KEY_REVOKED)) + tst_res(TPASS, "keyctl revoke has been recognized"); + else + tst_res(TFAIL, "keyctl revoke has not been recognized"); +} + +static void setup(void) +{ + keep_polling = SAFE_MMAP(NULL, sizeof(int), PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, -1, 0); +} + +static void cleanup(void) +{ + *keep_polling = 0; + SAFE_MUNMAP(keep_polling, sizeof(int)); +} + +static void run(void) +{ + int fd; + int pid; + key_serial_t key; + + fd = wqueue_watch(256, &wqueue_key_filter); + key = wqueue_add_key(fd); + + *keep_polling = 1; + + pid = SAFE_FORK(); + if (pid > 0) { + wqueue_consumer(fd, keep_polling, saw_key_revoked); + return; + } + + safe_keyctl(KEYCTL_REVOKE, key); + + *keep_polling = 0; + + SAFE_CLOSE(fd); +} + +static struct tst_test test = { + .setup = setup, + .cleanup = cleanup, + .test_all = run, + .forks_child = 1 +};