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* sysdeps/x86_64/tls.h (tcbhead_t): Add fields reserved for TM

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implementation.  Add necessary padding and.
	* descr.h (struct pthread): Increase padding for tcbhead_t to 24
	words.
This commit is contained in:
Ulrich Drepper 2008-12-08 23:30:25 +00:00
parent 9e9b8cb84e
commit 71bb26394a
2 changed files with 16 additions and 1 deletions
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7
nptl/ChangeLog
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@ -1,3 +1,10 @@
2008-12-08 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/tls.h (tcbhead_t): Add fields reserved for TM
implementation. Add necessary padding and.
* descr.h (struct pthread): Increase padding for tcbhead_t to 24
words.
2008-12-04 Kaz Kojima <kkojima@rr.iij4u.or.jp>
* sysdeps/unix/sysv/linux/sh/lowlevellock.h: Define FUTEX_WAIT_BITSET

10
nptl/sysdeps/x86_64/tls.h
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@ -1,5 +1,5 @@
/* Definition for thread-local data handling. nptl/x86_64 version.
Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
Copyright (C) 2002-2007, 2008 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
@ -28,6 +28,7 @@
# include <stdlib.h>
# include <sysdep.h>
# include <kernel-features.h>
# include <bits/wordsize.h>
/* Type for the dtv. */
@ -56,7 +57,14 @@ typedef struct
unsigned long int vgetcpu_cache[2];
#ifndef __ASSUME_PRIVATE_FUTEX
int private_futex;
#else
int __unused1;
#endif
#if __WORDSIZE == 64
int __pad1;
#endif
/* Reservation of some values for the TM ABI. */
void *__private_tm[5];
} tcbhead_t;
#else /* __ASSEMBLER__ */