If the context has not been used yet, it needs no barrier, and in the
process fix up the selftest in mock_contexts.
Testcase: igt/gem_ctx_clone/vm
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
---
drivers/gpu/drm/i915/i915_gem_context.c | 6 +++---
drivers/gpu/drm/i915/selftests/i915_gem_context.c | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c
b/drivers/gpu/drm/i915/i915_gem_context.c
index 939c17070780..65cefc520e79 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -924,15 +924,15 @@ static int context_barrier_task(struct i915_gem_context
*ctx,
for_each_gem_engine(ce, i915_gem_context_lock_engines(ctx), it) {
struct i915_request *rq;
- if (!(ce->engine->mask & engines))
- continue;
-
if (I915_SELFTEST_ONLY(context_barrier_inject_fault &
ce->engine->mask)) {
err = -ENXIO;
break;
}
+ if (!(ce->engine->mask & engines) || !ce->state)
+ continue;
+
rq = intel_context_create_request(ce);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_context.c
b/drivers/gpu/drm/i915/selftests/i915_gem_context.c
index b62f005e4d50..34ac5cc6d59f 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_context.c
@@ -1665,7 +1665,7 @@ static int mock_context_barrier(void *arg)
goto out;
}
if (counter == 0) {
- pr_err("Did not retire immediately for all inactive engines\n");
+ pr_err("Did not retire immediately for all unused engines\n");
err = -EINVAL;
goto out;
}
--
2.20.1
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