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authorUlrich Drepper <drepper@redhat.com>2008-12-08 23:30:25 +0000
committerUlrich Drepper <drepper@redhat.com>2008-12-08 23:30:25 +0000
commit71bb26394af84e07be593f7c30bd8cf395d1a832 (patch)
treef6aa9712d493c29e25c8b8c32930e17d7733a855 /nptl/sysdeps
parent9e9b8cb84e9c3c3930273856c183ed3736cd59d3 (diff)
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* 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.
Diffstat (limited to 'nptl/sysdeps')
-rw-r--r--nptl/sysdeps/x86_64/tls.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h
index 79db61c709..172f44579b 100644
--- a/nptl/sysdeps/x86_64/tls.h
+++ b/nptl/sysdeps/x86_64/tls.h
@@ -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__ */