From: Chris Wilson chris@chris-wilson.co.uk
commit bc850943486887e3859597a266767f95db90aa72 upstream.
We need to preserve fatal errors from fences that are being terminated as we hook them up.
Fixes: ef4688497512 ("drm/i915: Propagate fence errors") Signed-off-by: Chris Wilson chris@chris-wilson.co.uk Cc: Tvrtko Ursulin tvrtko.ursulin@intel.com Cc: Matthew Auld matthew.auld@intel.com Reviewed-by: Matthew Auld matthew.auld@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20200506162136.3325-1-chris@ch... (cherry picked from commit 24fe5f2ab2478053d50a3bc629ada895903a5cbc) Signed-off-by: Rodrigo Vivi rodrigo.vivi@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/gpu/drm/i915/i915_request.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -894,8 +894,10 @@ i915_request_await_request(struct i915_r GEM_BUG_ON(to == from); GEM_BUG_ON(to->timeline == from->timeline);
- if (i915_request_completed(from)) + if (i915_request_completed(from)) { + i915_sw_fence_set_error_once(&to->submit, from->fence.error); return 0; + }
if (to->engine->schedule) { ret = i915_sched_node_add_dependency(&to->sched, &from->sched);