From 62c8e423450d7140a640651227ec563d6b0141ce Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Apr 2019 10:07:35 +0100 Subject: [PATCH] drm/i915: Skip unused contexts for context_barrier_task() 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 Cc: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20190429090735.326-1-chris@chris-wilson.co.uk --- 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; } -- 2.30.2