From: Chris Wilson <ch...@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 <ch...@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Cc: Matthew Auld <matthew.a...@intel.com>
Reviewed-by: Matthew Auld <matthew.a...@intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20200506162136.3325-1-ch...@chris-wilson.co.uk
(cherry picked from commit 24fe5f2ab2478053d50a3bc629ada895903a5cbc)
Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/gpu/drm/i915/i915_request.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_request.c
b/drivers/gpu/drm/i915/i915_request.c
index 32ab154db788..1f50fc8bcebf 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -947,8 +947,10 @@ i915_request_await_request(struct i915_request *to, struct
i915_request *from)
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,
--
2.25.1
