From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9241F2BEAE for ; Tue, 26 Jul 2022 10:13:17 +0000 (UTC) From: Karolina Drobnik To: igt-dev@lists.freedesktop.org Date: Tue, 26 Jul 2022 12:13:12 +0200 Message-Id: <8e33260c9fdfbc3d4508d71903063ebb1a2dcc6c.1658826356.git.karolina.drobnik@intel.com> In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [igt-dev] [PATCH i-g-t v2 2/2] tests/gem_exec_fence: Coordinate sleep with the start of the request List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tvrtko Ursulin , Chris Wilson Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" List-ID: From: Chris Wilson Wait until we know the request is running on the GPU before sleeping and giving a chance for other fences to run ahead. Signed-off-by: Chris Wilson Signed-off-by: Karolina Drobnik --- tests/i915/gem_exec_fence.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/tests/i915/gem_exec_fence.c b/tests/i915/gem_exec_fence.c index 260aa82c..7ff7614d 100644 --- a/tests/i915/gem_exec_fence.c +++ b/tests/i915/gem_exec_fence.c @@ -324,7 +324,9 @@ static void test_fence_await(int fd, const intel_ctx_t *ctx, .ahnd = ahnd, .ctx = ctx, .engine = e->flags, - .flags = IGT_SPIN_FENCE_OUT | spin_hang(flags)); + .flags = IGT_SPIN_FENCE_OUT | + IGT_SPIN_POLL_RUN | + spin_hang(flags)); igt_assert(spin->out_fence != -1); i = 0; @@ -347,6 +349,7 @@ static void test_fence_await(int fd, const intel_ctx_t *ctx, i++; } + igt_spin_busywait_until_started(spin); /* Long, but not too long to anger preemption disable checks */ usleep(50 * 1000); /* 50 ms, typical preempt reset is 150+ms */ -- 2.25.1