From 9e57c65cac4dd1c26db98bfc8d0295cbc39a28e9 Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Tue, 1 Jun 2010 13:52:51 +0000
Subject: OTP-8660 Increase atomic fallback locks

The number of spinlocks used when implementing atomic fall-backs when no
native atomic implementation is available has been increased from 16 to
1024.
---
 erts/include/internal/ethread.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h
index 9921247a06..4e7a38cd5c 100644
--- a/erts/include/internal/ethread.h
+++ b/erts/include/internal/ethread.h
@@ -1144,8 +1144,8 @@ ETHR_INLINE_FUNC_NAME_(ethr_write_lock)(ethr_rwlock_t *lock)
  */
 #define ETHR_MEMORY_BARRIER
 
-#define ETHR_ATOMIC_ADDR_BITS 4
-#define ETHR_ATOMIC_ADDR_SHIFT 3
+#define ETHR_ATOMIC_ADDR_BITS 10
+#define ETHR_ATOMIC_ADDR_SHIFT 6
 
 typedef struct {
     union {
-- 
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