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[igt,CI,2/3] igt/gem_exec_schedule: Dump the engine info prior to sync on preempt_other

Message ID 20180220165320.796-2-chris@chris-wilson.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Chris Wilson Feb. 20, 2018, 4:53 p.m. UTC 
It is useful to dump the request layout between engines  help debug
ordering issues and stuck preemption, so add it to preempt_other().

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
---
 tests/gem_exec_schedule.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/tests/gem_exec_schedule.c b/tests/gem_exec_schedule.c
index 1fc7c697..c9c4452e 100644
--- a/tests/gem_exec_schedule.c
+++ b/tests/gem_exec_schedule.c
@@ -450,6 +450,7 @@  static void preempt_other(int fd, unsigned ring)
 		    result, (n + 1)*sizeof(uint32_t), n + 1,
 		    0, I915_GEM_DOMAIN_RENDER);
 
+	igt_debugfs_dump(fd, "i915_engine_info");
 	gem_set_domain(fd, result, I915_GEM_DOMAIN_GTT, 0);
 
 	for (i = 0; i < n; i++) {