diff options
| author | Xiang, Haihao <haihao.xiang@intel.com> | 2007-12-20 16:49:25 +0800 |
|---|---|---|
| committer | Xiang, Haihao <haihao.xiang@intel.com> | 2007-12-20 16:49:25 +0800 |
| commit | e54329233522591bbe8aad8a3fd6bcdc1e430f03 (patch) | |
| tree | 12c9edd321bd74df8ebf20fe52e12625d7645aa1 | |
| parent | da693b7c89392265944f7ba4c20c2455be101b85 (diff) | |
i915: avoid dead lock in intel_meta_draw_poly. fix #13696
| -rw-r--r-- | src/mesa/drivers/dri/i915/intel_tris.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_tris.c b/src/mesa/drivers/dri/i915/intel_tris.c index 4b45dc065c..474113cd63 100644 --- a/src/mesa/drivers/dri/i915/intel_tris.c +++ b/src/mesa/drivers/dri/i915/intel_tris.c @@ -1074,8 +1074,10 @@ intel_meta_draw_poly(struct intel_context *intel, { union fi *vb; GLint i; + GLboolean was_locked = intel->locked; - LOCK_HARDWARE(intel); + if (!was_locked) + LOCK_HARDWARE(intel); /* All 3d primitives should be emitted with INTEL_BATCH_CLIPRECTS, * otherwise the drawing origin (DR4) might not be set correctly. @@ -1094,7 +1096,9 @@ intel_meta_draw_poly(struct intel_context *intel, } INTEL_FIREVERTICES(intel); - UNLOCK_HARDWARE(intel); + + if (!was_locked) + UNLOCK_HARDWARE(intel); } void |