1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 6b1859799e6c..0a16366efaac 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1546,6 +1546,9 @@ i915_gem_object_truncate(struct drm_i915_gem_object *obj)
         inode = obj->base.filp->f_path.dentry->d_inode;
         shmem_truncate_range(inode, 0, (loff_t)-1);
 
+        if (obj->base.map_list.map)
+                drm_gem_free_mmap_offset(&obj->base);
+
         obj->madv = __I915_MADV_PURGED;
 }