From 9ec3471f6e4f5e51880713d4c03e801167d34d00 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 8 Aug 2018 12:30:21 +0100 Subject: igt/gem_eio: Preserve batch between reset-stress iterations We can keep the original batch around and avoid recreating it between reset iterations to focus on the impact of resets. Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin --- tests/gem_eio.c | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/tests/gem_eio.c b/tests/gem_eio.c index de161332..5250a414 100644 --- a/tests/gem_eio.c +++ b/tests/gem_eio.c @@ -650,35 +650,38 @@ static void reset_stress(int fd, uint32_t ctx0, unsigned int engine, unsigned int flags) { + const uint32_t bbe = MI_BATCH_BUFFER_END; + struct drm_i915_gem_exec_object2 obj = { + .handle = gem_create(fd, 4096) + }; + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(&obj), + .buffer_count = 1, + .flags = engine, + }; + gem_write(fd, obj.handle, 0, &bbe, sizeof(bbe)); + igt_until_timeout(5) { - struct drm_i915_gem_execbuffer2 execbuf = { }; - struct drm_i915_gem_exec_object2 obj = { }; - uint32_t bbe = MI_BATCH_BUFFER_END; + uint32_t ctx = context_create_safe(fd); igt_spin_t *hang; unsigned int i; - uint32_t ctx; gem_quiescent_gpu(fd); igt_require(i915_reset_control(flags & TEST_WEDGE ? false : true)); - ctx = context_create_safe(fd); - /* * Start executing a spin batch with some queued batches * against a different context after it. */ hang = spin_sync(fd, ctx0, engine); - obj.handle = gem_create(fd, 4096); - gem_write(fd, obj.handle, 0, &bbe, sizeof(bbe)); + execbuf.rsvd1 = ctx; + for (i = 0; i < 10; i++) + gem_execbuf(fd, &execbuf); - execbuf.buffers_ptr = to_user_pointer(&obj); - execbuf.buffer_count = 1; execbuf.rsvd1 = ctx0; - execbuf.flags = engine; - for (i = 0; i < 10; i++) gem_execbuf(fd, &execbuf); @@ -706,8 +709,9 @@ static void reset_stress(int fd, gem_sync(fd, obj.handle); igt_spin_batch_free(fd, hang); gem_context_destroy(fd, ctx); - gem_close(fd, obj.handle); } + + gem_close(fd, obj.handle); } /* -- cgit v1.2.3