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-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_resource.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 16556170fb32..bc784254e78e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -177,17 +177,16 @@ int vmw_resource_alloc_id(struct vmw_resource *res)
177 177
178 BUG_ON(res->id != -1); 178 BUG_ON(res->id != -1);
179 179
180 do { 180 idr_preload(GFP_KERNEL);
181 if (unlikely(idr_pre_get(idr, GFP_KERNEL) == 0)) 181 write_lock(&dev_priv->resource_lock);
182 return -ENOMEM;
183
184 write_lock(&dev_priv->resource_lock);
185 ret = idr_get_new_above(idr, res, 1, &res->id);
186 write_unlock(&dev_priv->resource_lock);
187 182
188 } while (ret == -EAGAIN); 183 ret = idr_alloc(idr, res, 1, 0, GFP_NOWAIT);
184 if (ret >= 0)
185 res->id = ret;
189 186
190 return ret; 187 write_unlock(&dev_priv->resource_lock);
188 idr_preload_end();
189 return ret < 0 ? ret : 0;
191} 190}
192 191
193/** 192/**