Commit 80c5feae authored Dec 23, 2021 by Patty

Use atomic variable to avoid race condition

iso_credits_ will be modified by two threads, change to use
atomic to let the value become thread safe.

Tag: #refactor
Bug: 211078908
Bug: 150670922
Test: Playing music and the iso_credits_ should not run out.

Change-Id: I08afee7c1ee163896f721ce1087ae631de71ff3f

parent fd0d1bd9

system/stack/btm/btm_iso_impl.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -731,7 +731,7 @@ struct iso_impl {
		std::map<uint16_t, std::unique_ptr<iso_cis>> conn_hdl_to_cis_map_;
		std::map<uint16_t, std::unique_ptr<iso_bis>> conn_hdl_to_bis_map_;

		uint16_t iso_credits_;
		std::atomic_uint16_t iso_credits_;
		uint16_t iso_buffer_size_;
		uint32_t last_big_create_req_sdu_itv_;