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-rw-r--r--linuxthreads/sysdeps/x86_64/pt-machine.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/linuxthreads/sysdeps/x86_64/pt-machine.h b/linuxthreads/sysdeps/x86_64/pt-machine.h
index bd53069a78..68baac7d03 100644
--- a/linuxthreads/sysdeps/x86_64/pt-machine.h
+++ b/linuxthreads/sysdeps/x86_64/pt-machine.h
@@ -1,6 +1,6 @@
 /* Machine-dependent pthreads configuration and inline functions.
    x86-64 version.
-   Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -219,4 +219,7 @@ extern int __arch_prctl (int __code, unsigned long __addr);
 /* Maximum size of the stack if the rlimit is unlimited.  */
 #define ARCH_STACK_MAX_SIZE	32*1024*1024
 
+/* The ia32e really want some help to prevent overheating.  */
+#define BUSY_WAIT_NOP	__asm__ ("rep; nop")
+
 #endif /* pt-machine.h */