diff options
Diffstat (limited to 'src/ipa')
| -rw-r--r-- | src/ipa/libipa/fc_queue.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/ipa/libipa/fc_queue.h b/src/ipa/libipa/fc_queue.h index 24d9e82b..a1d13652 100644 --- a/src/ipa/libipa/fc_queue.h +++ b/src/ipa/libipa/fc_queue.h @@ -25,6 +25,7 @@ struct FrameContext { private: template<typename T> friend class FCQueue; uint32_t frame; + bool initialised = false; }; template<typename FrameContext> @@ -38,8 +39,10 @@ public: void clear() { - for (FrameContext &ctx : contexts_) + for (FrameContext &ctx : contexts_) { + ctx.initialised = false; ctx.frame = 0; + } } FrameContext &alloc(const uint32_t frame) @@ -83,6 +86,21 @@ public: << " has been overwritten by " << frameContext.frame; + if (frame == 0 && !frameContext.initialised) { + /* + * If the IPA calls get() at start() time it will get an + * un-intialized FrameContext as the below "frame == + * frameContext.frame" check will return success because + * FrameContexts are zeroed at creation time. + * + * Make sure the FrameContext gets initialised if get() + * is called before alloc() by the IPA for frame#0. + */ + init(frameContext, frame); + + return frameContext; + } + if (frame == frameContext.frame) return frameContext; @@ -108,6 +126,7 @@ private: { frameContext = {}; frameContext.frame = frame; + frameContext.initialised = true; } std::vector<FrameContext> contexts_; |