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authorXiang, Haihao <haihao.xiang@intel.com>2008-03-05 15:08:46 +0800
committerXiang, Haihao <haihao.xiang@intel.com>2008-03-05 15:09:17 +0800
commit638353103d009d44bd5bdbe97cc7cef1bf011cdf (patch)
tree2202ec17ecb80e95f320774156170ce2b638b6b4 /linux-core/drm_bo.c
parenta6a2f2c8c491617de702dc7d62bb55cbada4d42b (diff)
i915: Evict if relocatee buffer is CACHED_MAPPED before
writting relocations, otherwise the GPU probably sees some inconsistent data. Fix fd.o bug#14656
Diffstat (limited to 'linux-core/drm_bo.c')
-rw-r--r--linux-core/drm_bo.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c
index 3b180d15..17180d8d 100644
--- a/linux-core/drm_bo.c
+++ b/linux-core/drm_bo.c
@@ -1066,7 +1066,7 @@ static int drm_bo_busy(struct drm_buffer_object *bo)
return 0;
}
-static int drm_bo_evict_cached(struct drm_buffer_object *bo)
+int drm_bo_evict_cached(struct drm_buffer_object *bo)
{
int ret = 0;
@@ -1076,6 +1076,7 @@ static int drm_bo_evict_cached(struct drm_buffer_object *bo)
return ret;
}
+EXPORT_SYMBOL(drm_bo_evict_cached);
/*
* Wait until a buffer is unmapped.
*/