diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_request.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_request.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 94d71b639f12..fcf22b0e2967 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -62,6 +62,15 @@ static void i915_fence_release(struct dma_fence *fence) { struct drm_i915_gem_request *req = to_request(fence); + /* The request is put onto a RCU freelist (i.e. the address + * is immediately reused), mark the fences as being freed now. + * Otherwise the debugobjects for the fences are only marked as + * freed when the slab cache itself is freed, and so we would get + * caught trying to reuse dead objects. + */ + i915_sw_fence_fini(&req->submit); + i915_sw_fence_fini(&req->execute); + kmem_cache_free(req->i915->requests, req); } |