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-rw-r--r--libdrm/intel/intel_bufmgr_gem.c24
1 files changed, 15 insertions, 9 deletions
diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c
index b8be96d9..739c99bd 100644
--- a/libdrm/intel/intel_bufmgr_gem.c
+++ b/libdrm/intel/intel_bufmgr_gem.c
@@ -1571,23 +1571,16 @@ drm_intel_gem_bo_disable_reuse(drm_intel_bo *bo)
return 0;
}
-/**
- * Clear the flag set by drm_intel_gem_bo_get_aperture_space() so we're ready
- * for the next drm_intel_bufmgr_check_aperture_space() call.
- */
static int
-drm_intel_gem_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo)
+_drm_intel_gem_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo)
{
drm_intel_bo_gem *bo_gem = (drm_intel_bo_gem *) bo;
int i;
- if (bo == NULL || target_bo == NULL)
- return 0;
-
for (i = 0; i < bo_gem->reloc_count; i++) {
if (bo_gem->reloc_target_bo[i] == target_bo)
return 1;
- if (drm_intel_gem_bo_references(bo_gem->reloc_target_bo[i],
+ if (_drm_intel_gem_bo_references(bo_gem->reloc_target_bo[i],
target_bo))
return 1;
}
@@ -1595,6 +1588,19 @@ drm_intel_gem_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo)
return 0;
}
+/** Return true if target_bo is referenced by bo's relocation tree. */
+static int
+drm_intel_gem_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo)
+{
+ drm_intel_bo_gem *target_bo_gem = (drm_intel_bo_gem *) target_bo;
+
+ if (bo == NULL || target_bo == NULL)
+ return 0;
+ if (target_bo_gem->used_as_reloc_target)
+ return _drm_intel_gem_bo_references(bo, target_bo);
+ return 0;
+}
+
/**
* Initializes the GEM buffer manager, which uses the kernel to allocate, map,
* and manage map buffer objections.