diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_shrinker.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 0241658af16b..0daa09cabbcc 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -223,7 +223,9 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, continue; if (unsafe_drop_pages(obj)) { - mutex_lock(&obj->mm.lock); + /* May arrive from get_pages on another bo */ + mutex_lock_nested(&obj->mm.lock, + SINGLE_DEPTH_NESTING); if (!obj->mm.pages) { __i915_gem_object_invalidate(obj); count += obj->base.size >> PAGE_SHIFT; |