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drm/i915/evict: Ensure we completely cleanup on failure

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... and not leave the objects in a inconsistent state.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@kernel.org
This commit is contained in:
Chris Wilson 2011-01-10 14:21:05 +00:00
parent 36cf174230
commit 092de6f225
1 changed files with 8 additions and 1 deletions
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9
drivers/gpu/drm/i915/i915_gem_evict.c
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@ -127,9 +127,15 @@ i915_gem_evict_something(struct drm_device *dev, int min_size,
}
/* Nothing found, clean up and bail out! */
list_for_each_entry(obj, &unwind_list, exec_list) {
while (!list_empty(&unwind_list)) {
obj = list_first_entry(&unwind_list,
struct drm_i915_gem_object,
exec_list);
ret = drm_mm_scan_remove_block(obj->gtt_space);
BUG_ON(ret);
list_del_init(&obj->exec_list);
drm_gem_object_unreference(&obj->base);
}
@ -162,6 +168,7 @@ found:
exec_list);
if (ret == 0)
ret = i915_gem_object_unbind(obj);
list_del_init(&obj->exec_list);
drm_gem_object_unreference(&obj->base);
}