git/linux-cryptodev-2.6
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git synced 2026-04-23 05:56:14 -04:00
Code Issues Packages Projects Releases Wiki Activity

selftests: ntsync: Add some tests for wakeup signaling via alerts.

Browse Source 
Expand the alert tests to cover alerting a thread mid-wait, to test that the
relevant scheduling logic works correctly.

Signed-off-by: Elizabeth Figura <zfigura@codeweavers.com>
Link: https://lore.kernel.org/r/20241213193511.457338-27-zfigura@codeweavers.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Elizabeth Figura
2024-12-13 13:35:07 -06:00
committed by Greg Kroah-Hartman
parent dd914e0d07
commit c52b9cb13f
1 changed files with 62 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
tools/testing/selftests/drivers/ntsync/ntsync.c
View File

@@ -1063,9 +1063,12 @@ TEST(wake_all)
TEST(alert_any)
{
struct ntsync_event_args event_args = {0};
struct ntsync_wait_args wait_args = {0};
struct ntsync_sem_args sem_args = {0};
__u32 index, count, signaled;
struct wait_args thread_args;
int objs[2], event, fd, ret;
pthread_t thread;
fd = open("/dev/ntsync", O_CLOEXEC | O_RDONLY);
ASSERT_LE(0, fd);
@@ -1107,6 +1110,34 @@ TEST(alert_any)
EXPECT_EQ(0, ret);
EXPECT_EQ(2, index);
/* test wakeup via alert */
ret = ioctl(event, NTSYNC_IOC_EVENT_RESET, &signaled);
EXPECT_EQ(0, ret);
wait_args.timeout = get_abs_timeout(1000);
wait_args.objs = (uintptr_t)objs;
wait_args.count = 2;
wait_args.owner = 123;
wait_args.index = 0xdeadbeef;
wait_args.alert = event;
thread_args.fd = fd;
thread_args.args = &wait_args;
thread_args.request = NTSYNC_IOC_WAIT_ANY;
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, NTSYNC_IOC_EVENT_SET, &signaled);
EXPECT_EQ(0, ret);
ret = wait_for_thread(thread, 100);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, thread_args.ret);
EXPECT_EQ(2, wait_args.index);
close(event);
/* test with an auto-reset event */
@@ -1143,9 +1174,12 @@ TEST(alert_any)
TEST(alert_all)
{
struct ntsync_event_args event_args = {0};
struct ntsync_wait_args wait_args = {0};
struct ntsync_sem_args sem_args = {0};
struct wait_args thread_args;
__u32 index, count, signaled;
int objs[2], event, fd, ret;
pthread_t thread;
fd = open("/dev/ntsync", O_CLOEXEC | O_RDONLY);
ASSERT_LE(0, fd);
@@ -1173,6 +1207,34 @@ TEST(alert_all)
EXPECT_EQ(0, ret);
EXPECT_EQ(2, index);
/* test wakeup via alert */
ret = ioctl(event, NTSYNC_IOC_EVENT_RESET, &signaled);
EXPECT_EQ(0, ret);
wait_args.timeout = get_abs_timeout(1000);
wait_args.objs = (uintptr_t)objs;
wait_args.count = 2;
wait_args.owner = 123;
wait_args.index = 0xdeadbeef;
wait_args.alert = event;
thread_args.fd = fd;
thread_args.args = &wait_args;
thread_args.request = NTSYNC_IOC_WAIT_ALL;
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, NTSYNC_IOC_EVENT_SET, &signaled);
EXPECT_EQ(0, ret);
ret = wait_for_thread(thread, 100);
EXPECT_EQ(0, ret);
EXPECT_EQ(0, thread_args.ret);
EXPECT_EQ(2, wait_args.index);
close(event);
/* test with an auto-reset event */