@@ -1065,6 +1065,51 @@ static void smoketest(int i915)
gem_quiescent_gpu(i915);
}
+static void many_contexts(int i915)
+{
+ const struct intel_execution_engine2 *e;
+ igt_spin_t *spin;
+
+ cleanup(i915);
+
+ /*
+ * Perform many peristent kills from the same client. These should not
+ * cause the client to be banned, which in turn prevents us from
+ * creating new contexts, and submitting new execbuf.
+ */
+
+ spin = igt_spin_new(i915, .flags = IGT_SPIN_NO_PREEMPTION);
+ igt_spin_end(spin);
+
+ igt_until_timeout(30) {
+ __for_each_physical_engine(i915, e) {
+ int64_t timeout = NSEC_PER_SEC;
+ uint32_t ctx;
+
+ ctx = gem_context_clone_with_engines(i915, 0);
+ gem_context_set_persistence(i915, ctx, false);
+
+ igt_spin_reset(spin);
+ spin->execbuf.rsvd1 = ctx;
+ spin->execbuf.flags &= ~63;
+ spin->execbuf.flags |= e->flags;
+ gem_execbuf(i915, &spin->execbuf);
+ gem_context_destroy(i915, ctx);
+
+ igt_assert_eq(gem_wait(i915, spin->handle, &timeout), 0);
+ }
+ }
+
+ /* And check we can still submit to the default context -- no bans! */
+ igt_spin_reset(spin);
+ spin->execbuf.rsvd1 = 0;
+ spin->execbuf.flags &= ~63;
+ gem_execbuf(i915, &spin->execbuf);
+
+ igt_spin_free(i915, spin);
+ gem_quiescent_gpu(i915);
+}
+
static void replace_engines(int i915, const struct intel_execution_engine2 *e)
{
I915_DEFINE_CONTEXT_PARAM_ENGINES(engines, 1) = {
@@ -1398,6 +1443,9 @@ igt_main
}
}
+ igt_subtest("many-contexts")
+ many_contexts(i915);
+
igt_subtest("smoketest")
smoketest(i915);
}
Check that closing many contexts does not cause a ban. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> --- tests/i915/gem_ctx_persistence.c | 48 ++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+)