Merge "libbinder_ndk: _disableBackgroundScheduling" into main (46e32381) · Commits · e / os / android_frameworks_native

libs/binder/ndk/include_platform/android/binder_ibinder_platform.h

+2 −0

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		@@ -62,6 +62,8 @@ __attribute__((weak, warn_unused_result)) const char* AIBinder_getCallingSid() _
		* This must be called before the object is sent to another process.
		* Aborts on invalid values. Not thread safe.
		*
		* This overrides the setting in ABinderProcess_disableBackgroundScheduling.
		*
		* \param binder local server binder to set the policy for
		* \param policy scheduler policy as defined in linux UAPI
		* \param priority priority. [-20..19] for SCHED_NORMAL, [1..99] for RT

+13 −0

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		@@ -74,6 +74,19 @@ bool ABinderProcess_isThreadPoolStarted(void);
		*/
		void ABinderProcess_joinThreadPool(void);

		/**
		* Disables (or enables) background scheduling.
		*
		* By default, binder threads execute at a lower priority. However, this can cause
		* priority inversion, so it is recommended to be disabled in high priority
		* or in system processes.
		*
		* See also AIBinder_setMinSchedulerPolicy, which overrides this setting.
		*
		* \param disable whether to disable background scheduling
		*/
		void ABinderProcess_disableBackgroundScheduling(bool disable);

		/**
		* This gives you an fd to wait on. Whenever data is available on the fd,
		* ABinderProcess_handlePolledCommands can be called to handle binder queries.

+1 −0

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		@@ -229,6 +229,7 @@ LIBBINDER_NDK_PLATFORM {
		AIBinder_fromPlatformBinder*;
		AIBinder_toPlatformBinder*;
		AParcel_viewPlatformParcel*;
		ABinderProcess_disableBackgroundScheduling;
		};
		local:
		*;

+4 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,10 @@ void ABinderProcess_joinThreadPool(void) {
		IPCThreadState::self()->joinThreadPool();
		}

		void ABinderProcess_disableBackgroundScheduling(bool disable) {
		IPCThreadState::disableBackgroundScheduling(disable);
		}

		binder_status_t ABinderProcess_setupPolling(int* fd) {
		return IPCThreadState::self()->setupPolling(fd);
		}