Merge "Zygote: disable heap 0'ing in apps." am: 1e19124f42 am: d44577e9e6 (c12d11de) · Commits · e / os / android_frameworks_base

core/jni/com_android_internal_os_Zygote.cpp

+8 −0

Original line number	Diff line number	Diff line
		@@ -80,6 +80,7 @@
		#include <bionic/mte.h>
		#include <bionic/mte_kernel.h>
		#include <cutils/fs.h>
		#include <cutils/memory.h>
		#include <cutils/multiuser.h>
		#include <cutils/sockets.h>
		#include <private/android_filesystem_config.h>
		@@ -647,6 +648,13 @@ static void PreApplicationInit() {

		// Set the jemalloc decay time to 1.
		mallopt(M_DECAY_TIME, 1);

		// Avoid potentially expensive memory mitigations, mostly meant for system
		// processes, in apps. These may cause app compat problems, use more memory,
		// or reduce performance. While it would be nice to have them for apps,
		// we will have to wait until they are proven out, have more efficient
		// hardware, and/or apply them only to new applications.
		process_disable_memory_mitigations();
		}

		static void SetUpSeccompFilter(uid_t uid, bool is_child_zygote) {