Re: [PATCH v6 07/11] drm/i915: add syncobj timeline support

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On 01/07/2019 16:18, Chris Wilson wrote:
Quoting Lionel Landwerlin (2019-07-01 12:34:33)
+               /*
+                * For timeline syncobjs we need to preallocate chains for
+                * later signaling.
+                */
+               if (point != 0 && user_fence.flags & I915_EXEC_FENCE_SIGNAL) {
+                       fences[n].chain_fence =
+                               kmalloc(sizeof(*fences[n].chain_fence),
+                                       GFP_KERNEL);
+                       if (!fences[n].chain_fence) {
+                               dma_fence_put(fence);
+                               drm_syncobj_put(syncobj);
+                               err = -ENOMEM;
+                               DRM_DEBUG("Unable to alloc chain_fence\n");
This is like throwing a grenade, waiting for the explosion, and then
saying "bang" under your breath. :)
-Chris

I don't get your point :)


-Lionel

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