[Intel-gfx] [PATCH i-g-t 2/3] i915/gem_exec_fence: Allow GPU resets during hang checks

[Chris Wilson]

The pair of *-hang-all will generate sufficient hangs for the kernel to
ban the client. This is unfortunate as it means all further tests are
skipped. Ask nicely not to be banned.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 tests/i915/gem_exec_fence.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/i915/gem_exec_fence.c b/tests/i915/gem_exec_fence.c
index d2d26a28b..4e8bdd7b3 100644
--- a/tests/i915/gem_exec_fence.c
+++ b/tests/i915/gem_exec_fence.c
@@ -1522,6 +1522,8 @@ igt_main
 	}
 
 	igt_subtest_group {
+		igt_hang_t hang;
+
 		igt_fixture {
 			igt_fork_hang_detector(i915);
 		}
@@ -1533,12 +1535,17 @@ igt_main
 
 		igt_fixture {
 			igt_stop_hang_detector();
+			hang = igt_allow_hang(i915, 0, 0);
 		}
 
 		igt_subtest("busy-hang-all")
 			test_fence_busy_all(i915, HANG);
 		igt_subtest("wait-hang-all")
 			test_fence_busy_all(i915, WAIT | HANG);
+
+		igt_fixture {
+			igt_disallow_hang(i915, hang);
+		}
 	}
 
 	for (e = intel_execution_engines; e->name; e++) {
-- 
2.24.0