[v6,22/28] selftests: ntsync: Add some tests for wakeup signaling with events.

Message ID	20241209185904.507350-23-zfigura@codeweavers.com
State	New
Headers	show Received: from mail.codeweavers.com (mail.codeweavers.com [4.36.192.163]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CA32019AA5D; Mon, 9 Dec 2024 18:59:37 +0000 (UTC) From: Elizabeth Figura <zfigura@codeweavers.com> To: Arnd Bergmann <arnd@arndb.de>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Jonathan Corbet <corbet@lwn.net>, Shuah Khan <shuah@kernel.org> Cc: linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, wine-devel@winehq.org, =?utf-8?q?Andr=C3=A9_Almeida?= <andrealmeid@igalia.com>, Wolfram Sang <wsa@kernel.org>, Arkadiusz Hiler <ahiler@codeweavers.com>, Peter Zijlstra <peterz@infradead.org>, Andy Lutomirski <luto@kernel.org>, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, Randy Dunlap <rdunlap@infradead.org>, Ingo Molnar <mingo@redhat.com>, Will Deacon <will@kernel.org>, Waiman Long <longman@redhat.com>, Boqun Feng <boqun.feng@gmail.com>, Elizabeth Figura <zfigura@codeweavers.com> Subject: [PATCH v6 22/28] selftests: ntsync: Add some tests for wakeup signaling with events. Date: Mon, 9 Dec 2024 12:58:58 -0600 Message-ID: <20241209185904.507350-23-zfigura@codeweavers.com> In-Reply-To: <20241209185904.507350-1-zfigura@codeweavers.com> References: <20241209185904.507350-1-zfigura@codeweavers.com> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit
Series	NT synchronization primitive driver \| expand [v6,00/28] NT synchronization primitive driver [v6,01/28] ntsync: Introduce NTSYNC_IOC_WAIT_ANY. [v6,02/28] ntsync: Introduce NTSYNC_IOC_WAIT_ALL. [v6,03/28] ntsync: Introduce NTSYNC_IOC_CREATE_MUTEX. [v6,04/28] ntsync: Introduce NTSYNC_IOC_MUTEX_UNLOCK. [v6,05/28] ntsync: Introduce NTSYNC_IOC_MUTEX_KILL. [v6,06/28] ntsync: Introduce NTSYNC_IOC_CREATE_EVENT. [v6,07/28] ntsync: Introduce NTSYNC_IOC_EVENT_SET. [v6,08/28] ntsync: Introduce NTSYNC_IOC_EVENT_RESET. [v6,09/28] ntsync: Introduce NTSYNC_IOC_EVENT_PULSE. [v6,10/28] ntsync: Introduce NTSYNC_IOC_SEM_READ. [v6,11/28] ntsync: Introduce NTSYNC_IOC_MUTEX_READ. [v6,12/28] ntsync: Introduce NTSYNC_IOC_EVENT_READ. [v6,13/28] ntsync: Introduce alertable waits. [v6,14/28] selftests: ntsync: Add some tests for semaphore state. [v6,15/28] selftests: ntsync: Add some tests for mutex state. [v6,16/28] selftests: ntsync: Add some tests for NTSYNC_IOC_WAIT_ANY. [v6,17/28] selftests: ntsync: Add some tests for NTSYNC_IOC_WAIT_ALL. [v6,18/28] selftests: ntsync: Add some tests for wakeup signaling with WINESYNC_IOC_WAIT_ANY. [v6,19/28] selftests: ntsync: Add some tests for wakeup signaling with WINESYNC_IOC_WAIT_ALL. [v6,20/28] selftests: ntsync: Add some tests for manual-reset event state. [v6,21/28] selftests: ntsync: Add some tests for auto-reset event state. [v6,22/28] selftests: ntsync: Add some tests for wakeup signaling with events. [v6,23/28] selftests: ntsync: Add tests for alertable waits. [v6,24/28] selftests: ntsync: Add some tests for wakeup signaling via alerts. [v6,25/28] selftests: ntsync: Add a stress test for contended waits. [v6,26/28] maintainers: Add an entry for ntsync. [v6,27/28] docs: ntsync: Add documentation for the ntsync uAPI. [v6,28/28] ntsync: No longer depend on BROKEN.

diff --git a/tools/testing/selftests/drivers/ntsync/ntsync.c b/tools/testing/selftests/drivers/ntsync/ntsync.c index 12ccb4ec28e4..5d17eff6a370 100644 --- a/tools/testing/selftests/drivers/ntsync/ntsync.c +++ b/tools/testing/selftests/drivers/ntsync/ntsync.c @@ -622,6 +622,7 @@ TEST(test_wait_any) TEST(test_wait_all) { + struct ntsync_event_args event_args = {0}; struct ntsync_mutex_args mutex_args = {0}; struct ntsync_sem_args sem_args = {0}; __u32 owner, index, count; @@ -644,6 +645,11 @@ TEST(test_wait_all) EXPECT_EQ(0, ret); EXPECT_NE(0xdeadbeef, mutex_args.mutex); + event_args.manual = true; + event_args.signaled = true; + ret = ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &event_args); + EXPECT_EQ(0, ret); + objs[0] = sem_args.sem; objs[1] = mutex_args.mutex; @@ -692,6 +698,14 @@ TEST(test_wait_all) check_sem_state(sem_args.sem, 1, 3); check_mutex_state(mutex_args.mutex, 1, 123); + objs[0] = sem_args.sem; + objs[1] = event_args.event; + ret = wait_all(fd, 2, objs, 123, &index); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, index); + check_sem_state(sem_args.sem, 0, 3); + check_event_state(event_args.event, 1, 1); + /* test waiting on the same object twice */ objs[0] = objs[1] = sem_args.sem; ret = wait_all(fd, 2, objs, 123, &index); @@ -700,6 +714,7 @@ TEST(test_wait_all) close(sem_args.sem); close(mutex_args.mutex); + close(event_args.event); close(fd); } @@ -746,12 +761,13 @@ static int wait_for_thread(pthread_t thread, unsigned int ms) TEST(wake_any) { + struct ntsync_event_args event_args = {0}; struct ntsync_mutex_args mutex_args = {0}; struct ntsync_wait_args wait_args = {0}; struct ntsync_sem_args sem_args = {0}; struct wait_args thread_args; + __u32 count, index, signaled; int objs[2], fd, ret; - __u32 count, index; pthread_t thread; fd = open("/dev/ntsync", O_CLOEXEC | O_RDONLY); @@ -833,10 +849,101 @@ TEST(wake_any) EXPECT_EQ(0, thread_args.ret); EXPECT_EQ(1, wait_args.index); + /* test waking events */ + + event_args.manual = false; + event_args.signaled = false; + ret = ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &event_args); + EXPECT_EQ(0, ret); + + objs[1] = event_args.event; + wait_args.timeout = get_abs_timeout(1000); + ret = pthread_create(&thread, NULL, wait_thread, &thread_args); + EXPECT_EQ(0, ret); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(ETIMEDOUT, ret); + + ret = ioctl(event_args.event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event_args.event, 0, 0); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, thread_args.ret); + EXPECT_EQ(1, wait_args.index); + + wait_args.timeout = get_abs_timeout(1000); + ret = pthread_create(&thread, NULL, wait_thread, &thread_args); + EXPECT_EQ(0, ret); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(ETIMEDOUT, ret); + + ret = ioctl(event_args.event, NTSYNC_IOC_EVENT_PULSE, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event_args.event, 0, 0); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, thread_args.ret); + EXPECT_EQ(1, wait_args.index); + + close(event_args.event); + + event_args.manual = true; + event_args.signaled = false; + ret = ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &event_args); + EXPECT_EQ(0, ret); + + objs[1] = event_args.event; + wait_args.timeout = get_abs_timeout(1000); + ret = pthread_create(&thread, NULL, wait_thread, &thread_args); + EXPECT_EQ(0, ret); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(ETIMEDOUT, ret); + + ret = ioctl(event_args.event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event_args.event, 1, 1); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, thread_args.ret); + EXPECT_EQ(1, wait_args.index); + + ret = ioctl(event_args.event, NTSYNC_IOC_EVENT_RESET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(1, signaled); + + wait_args.timeout = get_abs_timeout(1000); + ret = pthread_create(&thread, NULL, wait_thread, &thread_args); + EXPECT_EQ(0, ret); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(ETIMEDOUT, ret); + + ret = ioctl(event_args.event, NTSYNC_IOC_EVENT_PULSE, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event_args.event, 0, 1); + + ret = wait_for_thread(thread, 100); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, thread_args.ret); + EXPECT_EQ(1, wait_args.index); + + close(event_args.event); + /* delete an object while it's being waited on */ wait_args.timeout = get_abs_timeout(200); wait_args.owner = 123; + objs[1] = mutex_args.mutex; ret = pthread_create(&thread, NULL, wait_thread, &thread_args); EXPECT_EQ(0, ret); @@ -856,12 +963,14 @@ TEST(wake_any) TEST(wake_all) { + struct ntsync_event_args manual_event_args = {0}; + struct ntsync_event_args auto_event_args = {0}; struct ntsync_mutex_args mutex_args = {0}; struct ntsync_wait_args wait_args = {0}; struct ntsync_sem_args sem_args = {0}; struct wait_args thread_args; - int objs[2], fd, ret; - __u32 count, index; + __u32 count, index, signaled; + int objs[4], fd, ret; pthread_t thread; fd = open("/dev/ntsync", O_CLOEXEC | O_RDONLY); @@ -881,12 +990,24 @@ TEST(wake_all) EXPECT_EQ(0, ret); EXPECT_NE(0xdeadbeef, mutex_args.mutex); + manual_event_args.manual = true; + manual_event_args.signaled = true; + ret = ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &manual_event_args); + EXPECT_EQ(0, ret); + + auto_event_args.manual = false; + auto_event_args.signaled = true; + ret = ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &auto_event_args); + EXPECT_EQ(0, ret); + objs[0] = sem_args.sem; objs[1] = mutex_args.mutex; + objs[2] = manual_event_args.event; + objs[3] = auto_event_args.event; wait_args.timeout = get_abs_timeout(1000); wait_args.objs = (uintptr_t)objs; - wait_args.count = 2; + wait_args.count = 4; wait_args.owner = 456; thread_args.fd = fd; thread_args.args = &wait_args; @@ -920,12 +1041,32 @@ TEST(wake_all) check_mutex_state(mutex_args.mutex, 0, 0); + ret = ioctl(manual_event_args.event, NTSYNC_IOC_EVENT_RESET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(1, signaled); + count = 2; ret = post_sem(sem_args.sem, &count); EXPECT_EQ(0, ret); EXPECT_EQ(0, count); + check_sem_state(sem_args.sem, 2, 3); + + ret = ioctl(auto_event_args.event, NTSYNC_IOC_EVENT_RESET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(1, signaled); + + ret = ioctl(manual_event_args.event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + + ret = ioctl(auto_event_args.event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_sem_state(sem_args.sem, 1, 3); check_mutex_state(mutex_args.mutex, 1, 456); + check_event_state(manual_event_args.event, 1, 1); + check_event_state(auto_event_args.event, 0, 0); ret = wait_for_thread(thread, 100); EXPECT_EQ(0, ret); @@ -943,6 +1084,8 @@ TEST(wake_all) close(sem_args.sem); close(mutex_args.mutex); + close(manual_event_args.event); + close(auto_event_args.event); ret = wait_for_thread(thread, 200); EXPECT_EQ(0, ret);

[v6,22/28] selftests: ntsync: Add some tests for wakeup signaling with events.

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Patch