From: Chris Wilson <chris@chris-wilson.co.uk> To: intel-gfx@lists.freedesktop.org Cc: igt-dev@lists.freedesktop.org, Chris Wilson <chris@chris-wilson.co.uk> Subject: [Intel-gfx] [PATCH i-g-t v3] i915/gem_exec_balancer: Randomise bonded submission Date: Fri, 29 May 2020 14:58:02 +0100 [thread overview] Message-ID: <20200529135802.1286704-1-chris@chris-wilson.co.uk> (raw) Randomly submit a paired spinner and its cancellation as a bonded (submit fence) pair. Apply congestion to the engine with more bonded pairs to see if the execution order fails. If we prevent a cancellation from running, then the spinner will remain spinning forever. v2: Test both immediate submission and fenced submission v3: Copy-n-paste a single context variant Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> --- tests/i915/gem_exec_balancer.c | 341 +++++++++++++++++++++++++++++++++ 1 file changed, 341 insertions(+) diff --git a/tests/i915/gem_exec_balancer.c b/tests/i915/gem_exec_balancer.c index 80ae82416..07fe45920 100644 --- a/tests/i915/gem_exec_balancer.c +++ b/tests/i915/gem_exec_balancer.c @@ -1154,6 +1154,342 @@ static void bonded_semaphore(int i915) gem_context_destroy(i915, ctx); } +static void __bonded_pair(int i915, + const struct i915_engine_class_instance *siblings, + unsigned int count, + unsigned int flags, + unsigned long *out) +#define B_FENCE 0x1 +#define B_HOSTILE 0x2 +#define B_MANY 0x4 +{ + struct drm_i915_gem_exec_object2 batch = {}; + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(&batch), + .buffer_count = 1, + }; + unsigned long cycles = 0; + unsigned int spinner; + igt_spin_t *a; + int timeline; + uint32_t A; + + srandom(getpid()); + + spinner = IGT_SPIN_POLL_RUN; + if (flags & B_HOSTILE) + spinner |= IGT_SPIN_NO_PREEMPTION; + + A = gem_context_create(i915); + set_load_balancer(i915, A, siblings, count, NULL); + a = igt_spin_new(i915, A, .flags = spinner); + igt_spin_end(a); + gem_sync(i915, a->handle); + + timeline = sw_sync_timeline_create(); + + igt_until_timeout(2) { + unsigned int master; + int fence; + + master = 1; + if (flags & B_MANY) + master = rand() % count + 1; + + fence = -1; + if (flags & B_FENCE) + fence = sw_sync_timeline_create_fence(timeline, + cycles + 1); + + igt_spin_reset(a); + a->execbuf.flags = master | I915_EXEC_FENCE_OUT; + if (fence != -1) { + a->execbuf.rsvd2 = fence; + a->execbuf.flags |= I915_EXEC_FENCE_IN; + } + gem_execbuf_wr(i915, &a->execbuf); + + batch.handle = create_semaphore_to_spinner(i915, a); + execbuf.rsvd1 = a->execbuf.rsvd1; + execbuf.rsvd2 = a->execbuf.rsvd2 >> 32; + do { + execbuf.flags = rand() % count + 1; + } while (execbuf.flags == master); + execbuf.flags |= I915_EXEC_FENCE_SUBMIT; + gem_execbuf(i915, &execbuf); + gem_close(i915, batch.handle); + + if (fence != -1) { + sw_sync_timeline_inc(timeline, 1); + close(fence); + } + close(a->execbuf.rsvd2 >> 32); + + gem_sync(i915, a->handle); + + cycles++; + } + + close(timeline); + igt_spin_free(i915, a); + gem_context_destroy(i915, A); + + *out = cycles; +} + +static void bonded_pair(int i915) +{ + static const unsigned int phases[] = { + 0, + B_FENCE, + B_MANY, + B_HOSTILE, + B_HOSTILE | B_FENCE, + }; + unsigned long *cycles; + + /* + * The purpose of bonded submission is to execute one or more requests + * concurrently. However, the very nature of that requires coordinated + * submission across multiple engines. + */ + igt_require(gem_scheduler_has_preemption(i915)); + + cycles = mmap(0, 4096, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0); + + for (int class = 0; class < 32; class++) { + struct i915_engine_class_instance *siblings; + unsigned int count; + + siblings = list_engines(i915, 1u << class, &count); + if (count < 2) + continue; + + igt_info("Class %u, 1 thread\n", class); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + cycles[0] = 0; + __bonded_pair(i915, + siblings, count, + phases[i], + &cycles[0]); + gem_quiescent_gpu(i915); + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + + igt_info("Class %u, %d threads\n", class, count + 1); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + memset(cycles, 0, (count + 1) * sizeof(*cycles)); + igt_fork(child, count + 1) + __bonded_pair(i915, + siblings, count, + phases[i], + &cycles[child]); + igt_waitchildren(); + gem_quiescent_gpu(i915); + + for (int child = 1; child < count + 1; child++) + cycles[0] += cycles[child]; + + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + free(siblings); + } + + munmap(cycles, 4096); +} + +static void __bonded_dual(int i915, + const struct i915_engine_class_instance *siblings, + unsigned int count, + unsigned int flags, + unsigned long *out) +{ + struct drm_i915_gem_exec_object2 batch = {}; + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(&batch), + .buffer_count = 1, + }; + unsigned long cycles = 0; + unsigned int spinner; + igt_spin_t *a, *b; + int timeline; + uint32_t A, B; + + srandom(getpid()); + + spinner = IGT_SPIN_POLL_RUN; + if (flags & B_HOSTILE) + spinner |= IGT_SPIN_NO_PREEMPTION; + + A = gem_context_create(i915); + set_load_balancer(i915, A, siblings, count, NULL); + a = igt_spin_new(i915, A, .flags = spinner); + igt_spin_end(a); + gem_sync(i915, a->handle); + + B = gem_context_create(i915); + set_load_balancer(i915, B, siblings, count, NULL); + b = igt_spin_new(i915, B, .flags = spinner); + igt_spin_end(b); + gem_sync(i915, b->handle); + + timeline = sw_sync_timeline_create(); + + igt_until_timeout(2) { + unsigned int master; + int fence; + + master = 1; + if (flags & B_MANY) + master = rand() % count + 1; + + fence = -1; + if (flags & B_FENCE) + fence = sw_sync_timeline_create_fence(timeline, + cycles + 1); + + igt_spin_reset(a); + a->execbuf.flags = master | I915_EXEC_FENCE_OUT; + if (fence != -1) { + a->execbuf.rsvd2 = fence; + a->execbuf.flags |= I915_EXEC_FENCE_IN; + } + gem_execbuf_wr(i915, &a->execbuf); + + igt_spin_reset(b); + b->execbuf.flags = master | I915_EXEC_FENCE_OUT; + if (fence != -1) { + b->execbuf.rsvd2 = fence; + b->execbuf.flags |= I915_EXEC_FENCE_IN; + } + gem_execbuf_wr(i915, &b->execbuf); + + if (rand() % 1) + igt_swap(a, b); + + batch.handle = create_semaphore_to_spinner(i915, a); + execbuf.rsvd1 = a->execbuf.rsvd1; + execbuf.rsvd2 = a->execbuf.rsvd2 >> 32; + do { + execbuf.flags = rand() % count + 1; + } while (execbuf.flags == master); + execbuf.flags |= I915_EXEC_FENCE_SUBMIT; + gem_execbuf(i915, &execbuf); + gem_close(i915, batch.handle); + + batch.handle = create_semaphore_to_spinner(i915, b); + execbuf.rsvd1 = b->execbuf.rsvd1; + execbuf.rsvd2 = b->execbuf.rsvd2 >> 32; + do { + execbuf.flags = rand() % count + 1; + } while (execbuf.flags == master); + execbuf.flags |= I915_EXEC_FENCE_SUBMIT; + gem_execbuf(i915, &execbuf); + gem_close(i915, batch.handle); + + if (fence != -1) { + sw_sync_timeline_inc(timeline, 1); + close(fence); + } + close(a->execbuf.rsvd2 >> 32); + close(b->execbuf.rsvd2 >> 32); + + gem_sync(i915, a->handle); + gem_sync(i915, b->handle); + + cycles++; + } + + close(timeline); + + igt_spin_free(i915, a); + igt_spin_free(i915, b); + + gem_context_destroy(i915, A); + gem_context_destroy(i915, B); + + *out = cycles; +} + +static void bonded_dual(int i915) +{ + static const unsigned int phases[] = { + 0, + B_FENCE, + B_MANY, + B_HOSTILE, + B_HOSTILE | B_FENCE, + }; + unsigned long *cycles; + + + /* + * This is the same test as bonded_pair() but with the slight extra + * stress of having two inflight clients and interchanging them + * in a thread. + */ + igt_require(gem_scheduler_has_preemption(i915)); + + cycles = mmap(0, 4096, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0); + + for (int class = 0; class < 32; class++) { + struct i915_engine_class_instance *siblings; + unsigned int count; + + siblings = list_engines(i915, 1u << class, &count); + if (count < 2) + continue; + + igt_info("Class %u, 1 thread\n", class); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + cycles[0] = 0; + __bonded_dual(i915, + siblings, count, + phases[i], + &cycles[0]); + gem_quiescent_gpu(i915); + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + + igt_info("Class %u, %d threads\n", class, count + 1); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + memset(cycles, 0, (count + 1) * sizeof(*cycles)); + igt_fork(child, count + 1) + __bonded_dual(i915, + siblings, count, + phases[i], + &cycles[child]); + igt_waitchildren(); + gem_quiescent_gpu(i915); + + for (int child = 1; child < count + 1; child++) + cycles[0] += cycles[child]; + + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + + free(siblings); + } + + munmap(cycles, 4096); +} + static void __bonded_nohang(int i915, uint32_t ctx, const struct i915_engine_class_instance *siblings, unsigned int count, @@ -2284,6 +2620,11 @@ igt_main igt_subtest("bonded-semaphore") bonded_semaphore(i915); + igt_subtest("bonded-pair") + bonded_pair(i915); + igt_subtest("bonded-dual") + bonded_dual(i915); + igt_fixture { igt_stop_hang_detector(); } -- 2.27.0.rc2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
WARNING: multiple messages have this Message-ID (diff)
From: Chris Wilson <chris@chris-wilson.co.uk> To: intel-gfx@lists.freedesktop.org Cc: igt-dev@lists.freedesktop.org, Tvrtko Ursulin <tvrtko.ursulin@intel.com>, Chris Wilson <chris@chris-wilson.co.uk> Subject: [igt-dev] [PATCH i-g-t v3] i915/gem_exec_balancer: Randomise bonded submission Date: Fri, 29 May 2020 14:58:02 +0100 [thread overview] Message-ID: <20200529135802.1286704-1-chris@chris-wilson.co.uk> (raw) Randomly submit a paired spinner and its cancellation as a bonded (submit fence) pair. Apply congestion to the engine with more bonded pairs to see if the execution order fails. If we prevent a cancellation from running, then the spinner will remain spinning forever. v2: Test both immediate submission and fenced submission v3: Copy-n-paste a single context variant Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> --- tests/i915/gem_exec_balancer.c | 341 +++++++++++++++++++++++++++++++++ 1 file changed, 341 insertions(+) diff --git a/tests/i915/gem_exec_balancer.c b/tests/i915/gem_exec_balancer.c index 80ae82416..07fe45920 100644 --- a/tests/i915/gem_exec_balancer.c +++ b/tests/i915/gem_exec_balancer.c @@ -1154,6 +1154,342 @@ static void bonded_semaphore(int i915) gem_context_destroy(i915, ctx); } +static void __bonded_pair(int i915, + const struct i915_engine_class_instance *siblings, + unsigned int count, + unsigned int flags, + unsigned long *out) +#define B_FENCE 0x1 +#define B_HOSTILE 0x2 +#define B_MANY 0x4 +{ + struct drm_i915_gem_exec_object2 batch = {}; + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(&batch), + .buffer_count = 1, + }; + unsigned long cycles = 0; + unsigned int spinner; + igt_spin_t *a; + int timeline; + uint32_t A; + + srandom(getpid()); + + spinner = IGT_SPIN_POLL_RUN; + if (flags & B_HOSTILE) + spinner |= IGT_SPIN_NO_PREEMPTION; + + A = gem_context_create(i915); + set_load_balancer(i915, A, siblings, count, NULL); + a = igt_spin_new(i915, A, .flags = spinner); + igt_spin_end(a); + gem_sync(i915, a->handle); + + timeline = sw_sync_timeline_create(); + + igt_until_timeout(2) { + unsigned int master; + int fence; + + master = 1; + if (flags & B_MANY) + master = rand() % count + 1; + + fence = -1; + if (flags & B_FENCE) + fence = sw_sync_timeline_create_fence(timeline, + cycles + 1); + + igt_spin_reset(a); + a->execbuf.flags = master | I915_EXEC_FENCE_OUT; + if (fence != -1) { + a->execbuf.rsvd2 = fence; + a->execbuf.flags |= I915_EXEC_FENCE_IN; + } + gem_execbuf_wr(i915, &a->execbuf); + + batch.handle = create_semaphore_to_spinner(i915, a); + execbuf.rsvd1 = a->execbuf.rsvd1; + execbuf.rsvd2 = a->execbuf.rsvd2 >> 32; + do { + execbuf.flags = rand() % count + 1; + } while (execbuf.flags == master); + execbuf.flags |= I915_EXEC_FENCE_SUBMIT; + gem_execbuf(i915, &execbuf); + gem_close(i915, batch.handle); + + if (fence != -1) { + sw_sync_timeline_inc(timeline, 1); + close(fence); + } + close(a->execbuf.rsvd2 >> 32); + + gem_sync(i915, a->handle); + + cycles++; + } + + close(timeline); + igt_spin_free(i915, a); + gem_context_destroy(i915, A); + + *out = cycles; +} + +static void bonded_pair(int i915) +{ + static const unsigned int phases[] = { + 0, + B_FENCE, + B_MANY, + B_HOSTILE, + B_HOSTILE | B_FENCE, + }; + unsigned long *cycles; + + /* + * The purpose of bonded submission is to execute one or more requests + * concurrently. However, the very nature of that requires coordinated + * submission across multiple engines. + */ + igt_require(gem_scheduler_has_preemption(i915)); + + cycles = mmap(0, 4096, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0); + + for (int class = 0; class < 32; class++) { + struct i915_engine_class_instance *siblings; + unsigned int count; + + siblings = list_engines(i915, 1u << class, &count); + if (count < 2) + continue; + + igt_info("Class %u, 1 thread\n", class); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + cycles[0] = 0; + __bonded_pair(i915, + siblings, count, + phases[i], + &cycles[0]); + gem_quiescent_gpu(i915); + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + + igt_info("Class %u, %d threads\n", class, count + 1); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + memset(cycles, 0, (count + 1) * sizeof(*cycles)); + igt_fork(child, count + 1) + __bonded_pair(i915, + siblings, count, + phases[i], + &cycles[child]); + igt_waitchildren(); + gem_quiescent_gpu(i915); + + for (int child = 1; child < count + 1; child++) + cycles[0] += cycles[child]; + + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + free(siblings); + } + + munmap(cycles, 4096); +} + +static void __bonded_dual(int i915, + const struct i915_engine_class_instance *siblings, + unsigned int count, + unsigned int flags, + unsigned long *out) +{ + struct drm_i915_gem_exec_object2 batch = {}; + struct drm_i915_gem_execbuffer2 execbuf = { + .buffers_ptr = to_user_pointer(&batch), + .buffer_count = 1, + }; + unsigned long cycles = 0; + unsigned int spinner; + igt_spin_t *a, *b; + int timeline; + uint32_t A, B; + + srandom(getpid()); + + spinner = IGT_SPIN_POLL_RUN; + if (flags & B_HOSTILE) + spinner |= IGT_SPIN_NO_PREEMPTION; + + A = gem_context_create(i915); + set_load_balancer(i915, A, siblings, count, NULL); + a = igt_spin_new(i915, A, .flags = spinner); + igt_spin_end(a); + gem_sync(i915, a->handle); + + B = gem_context_create(i915); + set_load_balancer(i915, B, siblings, count, NULL); + b = igt_spin_new(i915, B, .flags = spinner); + igt_spin_end(b); + gem_sync(i915, b->handle); + + timeline = sw_sync_timeline_create(); + + igt_until_timeout(2) { + unsigned int master; + int fence; + + master = 1; + if (flags & B_MANY) + master = rand() % count + 1; + + fence = -1; + if (flags & B_FENCE) + fence = sw_sync_timeline_create_fence(timeline, + cycles + 1); + + igt_spin_reset(a); + a->execbuf.flags = master | I915_EXEC_FENCE_OUT; + if (fence != -1) { + a->execbuf.rsvd2 = fence; + a->execbuf.flags |= I915_EXEC_FENCE_IN; + } + gem_execbuf_wr(i915, &a->execbuf); + + igt_spin_reset(b); + b->execbuf.flags = master | I915_EXEC_FENCE_OUT; + if (fence != -1) { + b->execbuf.rsvd2 = fence; + b->execbuf.flags |= I915_EXEC_FENCE_IN; + } + gem_execbuf_wr(i915, &b->execbuf); + + if (rand() % 1) + igt_swap(a, b); + + batch.handle = create_semaphore_to_spinner(i915, a); + execbuf.rsvd1 = a->execbuf.rsvd1; + execbuf.rsvd2 = a->execbuf.rsvd2 >> 32; + do { + execbuf.flags = rand() % count + 1; + } while (execbuf.flags == master); + execbuf.flags |= I915_EXEC_FENCE_SUBMIT; + gem_execbuf(i915, &execbuf); + gem_close(i915, batch.handle); + + batch.handle = create_semaphore_to_spinner(i915, b); + execbuf.rsvd1 = b->execbuf.rsvd1; + execbuf.rsvd2 = b->execbuf.rsvd2 >> 32; + do { + execbuf.flags = rand() % count + 1; + } while (execbuf.flags == master); + execbuf.flags |= I915_EXEC_FENCE_SUBMIT; + gem_execbuf(i915, &execbuf); + gem_close(i915, batch.handle); + + if (fence != -1) { + sw_sync_timeline_inc(timeline, 1); + close(fence); + } + close(a->execbuf.rsvd2 >> 32); + close(b->execbuf.rsvd2 >> 32); + + gem_sync(i915, a->handle); + gem_sync(i915, b->handle); + + cycles++; + } + + close(timeline); + + igt_spin_free(i915, a); + igt_spin_free(i915, b); + + gem_context_destroy(i915, A); + gem_context_destroy(i915, B); + + *out = cycles; +} + +static void bonded_dual(int i915) +{ + static const unsigned int phases[] = { + 0, + B_FENCE, + B_MANY, + B_HOSTILE, + B_HOSTILE | B_FENCE, + }; + unsigned long *cycles; + + + /* + * This is the same test as bonded_pair() but with the slight extra + * stress of having two inflight clients and interchanging them + * in a thread. + */ + igt_require(gem_scheduler_has_preemption(i915)); + + cycles = mmap(0, 4096, PROT_WRITE, MAP_SHARED | MAP_ANON, -1, 0); + + for (int class = 0; class < 32; class++) { + struct i915_engine_class_instance *siblings; + unsigned int count; + + siblings = list_engines(i915, 1u << class, &count); + if (count < 2) + continue; + + igt_info("Class %u, 1 thread\n", class); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + cycles[0] = 0; + __bonded_dual(i915, + siblings, count, + phases[i], + &cycles[0]); + gem_quiescent_gpu(i915); + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + + igt_info("Class %u, %d threads\n", class, count + 1); + for (int i = 0; i < ARRAY_SIZE(phases); i++) { + memset(cycles, 0, (count + 1) * sizeof(*cycles)); + igt_fork(child, count + 1) + __bonded_dual(i915, + siblings, count, + phases[i], + &cycles[child]); + igt_waitchildren(); + gem_quiescent_gpu(i915); + + for (int child = 1; child < count + 1; child++) + cycles[0] += cycles[child]; + + igt_info("%s %s %s submission, %lu cycles\n", + phases[i] & B_HOSTILE ? "Non-preemptible" : "Preemptible", + phases[i] & B_MANY ? "many-master" : "single-master", + phases[i] & B_FENCE ? "fenced" : "immediate", + cycles[0]); + } + + free(siblings); + } + + munmap(cycles, 4096); +} + static void __bonded_nohang(int i915, uint32_t ctx, const struct i915_engine_class_instance *siblings, unsigned int count, @@ -2284,6 +2620,11 @@ igt_main igt_subtest("bonded-semaphore") bonded_semaphore(i915); + igt_subtest("bonded-pair") + bonded_pair(i915); + igt_subtest("bonded-dual") + bonded_dual(i915); + igt_fixture { igt_stop_hang_detector(); } -- 2.27.0.rc2 _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev
next reply other threads:[~2020-05-29 13:58 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-05-29 13:58 Chris Wilson [this message] 2020-05-29 13:58 ` [igt-dev] [PATCH i-g-t v3] i915/gem_exec_balancer: Randomise bonded submission Chris Wilson 2020-05-29 14:34 ` [igt-dev] ✓ Fi.CI.BAT: success for i915/gem_exec_balancer: Randomise bonded submission (rev3) Patchwork 2020-05-29 15:08 ` [Intel-gfx] [igt-dev] [PATCH i-g-t v3] i915/gem_exec_balancer: Randomise bonded submission Tvrtko Ursulin 2020-05-29 15:08 ` Tvrtko Ursulin 2020-05-29 15:13 ` [Intel-gfx] " Chris Wilson 2020-05-29 15:13 ` Chris Wilson 2020-05-29 16:53 ` [igt-dev] ✗ Fi.CI.IGT: failure for i915/gem_exec_balancer: Randomise bonded submission (rev3) Patchwork
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