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authorDave Airlie <airlied@redhat.com>2018-01-12 11:48:06 +1000
committerDave Airlie <airlied@redhat.com>2018-01-12 11:48:06 +1000
commitfee6c614a5c20783a5c28c2671c186c06e19c215 (patch)
tree1d4105b217bf077419f5abda072942aeb4099a81 /drivers/gpu/drm/i915/intel_lrc.c
parent477d70b6735405c26803e2b93069673db294d3ef (diff)
parent5005c8514285ae4f28e862f8d91faaa2015e03a3 (diff)
Merge tag 'drm-intel-fixes-2018-01-11-1' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
Hopefully final drm/i915 fixes for v4.15: - Fix a KASAN reported use after free - Whitelist a register to avoid hangs - GVT fixes * tag 'drm-intel-fixes-2018-01-11-1' of git://anongit.freedesktop.org/drm/drm-intel: drm/i915: Don't adjust priority on an already signaled fence drm/i915: Whitelist SLICE_COMMON_ECO_CHICKEN1 on Geminilake. drm/i915/gvt: Fix stack-out-of-bounds bug in cmd parser drm/i915/gvt: Clear the shadow page table entry after post-sync
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lrc.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lrc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index d36e25607435..e71a8cd50498 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -974,6 +974,9 @@ static void execlists_schedule(struct drm_i915_gem_request *request, int prio)
GEM_BUG_ON(prio == I915_PRIORITY_INVALID);
+ if (i915_gem_request_completed(request))
+ return;
+
if (prio <= READ_ONCE(request->priotree.priority))
return;