diff options
Diffstat (limited to 'lib/asan/asan_thread.cc')
-rw-r--r-- | lib/asan/asan_thread.cc | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/asan/asan_thread.cc b/lib/asan/asan_thread.cc index a52ab5a0..00d62c0e 100644 --- a/lib/asan/asan_thread.cc +++ b/lib/asan/asan_thread.cc @@ -43,8 +43,12 @@ void AsanThreadContext::OnFinished() { static ALIGNED(16) char thread_registry_placeholder[sizeof(ThreadRegistry)]; static ThreadRegistry *asan_thread_registry; +static BlockingMutex mu_for_thread_context(LINKER_INITIALIZED); +static LowLevelAllocator allocator_for_thread_context; + static ThreadContextBase *GetAsanThreadContext(u32 tid) { - void *mem = MmapOrDie(sizeof(AsanThreadContext), "AsanThreadContext"); + BlockingMutexLock lock(&mu_for_thread_context); + void *mem = allocator_for_thread_context.Allocate(sizeof(AsanThreadContext)); return new(mem) AsanThreadContext(tid); } |