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-rw-r--r--lib/scudo/standalone/mutex.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/scudo/standalone/mutex.h b/lib/scudo/standalone/mutex.h
index b6dc9188d347..b26b2df06627 100644
--- a/lib/scudo/standalone/mutex.h
+++ b/lib/scudo/standalone/mutex.h
@@ -25,7 +25,7 @@ public:
void init() { memset(this, 0, sizeof(*this)); }
bool tryLock();
NOINLINE void lock() {
- if (tryLock())
+ if (LIKELY(tryLock()))
return;
// The compiler may try to fully unroll the loop, ending up in a
// NumberOfTries*NumberOfYields block of pauses mixed with tryLocks. This
@@ -44,8 +44,8 @@ public:
void unlock();
private:
- static constexpr u8 NumberOfTries = 10U;
- static constexpr u8 NumberOfYields = 10U;
+ static constexpr u8 NumberOfTries = 8U;
+ static constexpr u8 NumberOfYields = 8U;
#if SCUDO_LINUX
atomic_u32 M;