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* [igt-dev] [PATCH i-g-t 1/5] tests/sw_sync: use igt_fork_helper
@ 2018-11-02  9:57 Daniel Vetter
  2018-11-02  9:57 ` [igt-dev] [PATCH i-g-t 2/5] tests/debugfs: use igt_display_require Daniel Vetter
                   ` (9 more replies)
  0 siblings, 10 replies; 20+ messages in thread
From: Daniel Vetter @ 2018-11-02  9:57 UTC (permalink / raw)
  To: IGT development; +Cc: Robert Foss, Daniel Vetter

I'll need to wrap a bit of magic around all the fork() calls in our
tests. Simplest way to get there is to roll out the existing helpers,
which even saves a bit of boilerplate code.

Cc: Robert Foss <robert.foss@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
---
 tests/sw_sync.c | 54 +++++++++++++++++--------------------------------
 1 file changed, 18 insertions(+), 36 deletions(-)

diff --git a/tests/sw_sync.c b/tests/sw_sync.c
index 59603763f663..207908ed7e70 100644
--- a/tests/sw_sync.c
+++ b/tests/sw_sync.c
@@ -175,6 +175,7 @@ static void test_sync_busy_fork_unixsocket(void)
 	int timeline;
 	int skip = 0;
 	int sv[2];
+	struct igt_helper_process proc;
 
 
 	timeline = sw_sync_timeline_create();
@@ -185,9 +186,7 @@ static void test_sync_busy_fork_unixsocket(void)
 		goto out;
 	}
 
-	switch (fork()) {
-	case 0:
-	{
+	igt_fork_helper(&proc) {
 		/* Child process */
 		int socket = sv[1];
 		int socket_timeline;
@@ -213,17 +212,8 @@ static void test_sync_busy_fork_unixsocket(void)
 
 		/* Advance timeline from 0 -> 1 */
 		sw_sync_timeline_inc(socket_timeline, 1);
-
-		_Exit(0);
-		break;
-	}
-	case -1:
-	{
-		/* Failed fork */
-		skip = 1;
-		break;
 	}
-	default:
+
 	{
 		/* Parent process */
 		int socket = sv[0];
@@ -252,15 +242,14 @@ static void test_sync_busy_fork_unixsocket(void)
 
 		if (sendmsg(socket, &msg, 0) < 0) {
 		    skip = 1;
-		    goto out;
+		} else {
+			igt_assert_f(sync_fence_wait(fence, 2*1000) == 0,
+				     "Fence not signaled (timeline value 1 fence seqno 1)\n");
 		}
-
-		igt_assert_f(sync_fence_wait(fence, 2*1000) == 0,
-			     "Fence not signaled (timeline value 1 fence seqno 1)\n");
-		break;
-	}
 	}
 
+	igt_stop_helper(&proc);
+
 out:
 	close(fence);
 	close(timeline);
@@ -272,32 +261,25 @@ static void test_sync_busy_fork(void)
 	int fence;
 	int timeline;
 	int skip = 0;
+	struct igt_helper_process proc;
 
 	timeline = sw_sync_timeline_create();
 	fence = sw_sync_timeline_create_fence(timeline, 1);
 
-	switch (fork()) {
-	case 0:
-		/* Child process */
+	igt_fork_helper(&proc) {
 		usleep(1*1000*1000);
 		/* Advance timeline from 0 -> 1 */
 		sw_sync_timeline_inc(timeline, 1);
-		_Exit(0);
-		break;
-	case -1:
-		/* Failed fork */
-		skip = 1;
-		break;
-	default:
-		/* Parent process */
-		igt_assert_f(sync_fence_wait(fence, 0) == -ETIME,
-			     "Fence signaled (it should not have been signalled yet)\n");
-
-		igt_assert_f(sync_fence_wait(fence, 2*1000) == 0,
-			     "Fence not signaled (timeline value 1 fence seqno 1)\n");
-		break;
 	}
 
+	igt_assert_f(sync_fence_wait(fence, 0) == -ETIME,
+		     "Fence signaled (it should not have been signalled yet)\n");
+
+	igt_assert_f(sync_fence_wait(fence, 2*1000) == 0,
+		     "Fence not signaled (timeline value 1 fence seqno 1)\n");
+
+	igt_stop_helper(&proc);
+
 	close(fence);
 	close(timeline);
 	igt_require(!skip);
-- 
2.19.1

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^ permalink raw reply related	[flat|nested] 20+ messages in thread

end of thread, other threads:[~2018-11-21 15:01 UTC | newest]

Thread overview: 20+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-11-02  9:57 [igt-dev] [PATCH i-g-t 1/5] tests/sw_sync: use igt_fork_helper Daniel Vetter
2018-11-02  9:57 ` [igt-dev] [PATCH i-g-t 2/5] tests/debugfs: use igt_display_require Daniel Vetter
2018-11-02 11:16   ` Chris Wilson
2018-11-06 17:18   ` Antonio Argenziano
2018-11-06 22:05     ` Daniel Vetter
2018-11-06 22:09   ` [igt-dev] [PATCH i-g-t] " Daniel Vetter
2018-11-02  9:57 ` [igt-dev] [PATCH i-g-t 3/5] tests: Use igt_display_require Daniel Vetter
2018-11-06 22:09   ` [igt-dev] [PATCH i-g-t] " Daniel Vetter
2018-11-02  9:57 ` [igt-dev] [PATCH i-g-t 4/5] lib/kms: Drop igt_display_init Daniel Vetter
2018-11-02  9:57 ` [igt-dev] [PATCH i-g-t 5/5] lib/kms: warn if we commit without outputs Daniel Vetter
2018-11-02 12:11   ` Maarten Lankhorst
2018-11-20 10:21     ` Daniel Vetter
2018-11-20 11:09     ` Maarten Lankhorst
2018-11-21 12:23   ` [igt-dev] [PATCH i-g-t] " Daniel Vetter
2018-11-02 10:36 ` [igt-dev] ✓ Fi.CI.BAT: success for series starting with [i-g-t,1/5] tests/sw_sync: use igt_fork_helper Patchwork
2018-11-02 12:07 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork
2018-11-02 12:26 ` [igt-dev] [PATCH i-g-t 1/5] " Robert Foss
2018-11-07 19:41 ` [igt-dev] ✓ Fi.CI.BAT: success for series starting with [i-g-t,1/5] tests/sw_sync: use igt_fork_helper (rev3) Patchwork
2018-11-08  7:23 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork
2018-11-21 15:01 ` [igt-dev] ✗ Fi.CI.BAT: failure for series starting with [i-g-t,1/5] tests/sw_sync: use igt_fork_helper (rev4) Patchwork

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