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Simplify malloc initialization

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Singificantly reduce the code needed at malloc initialization.  In
the process getpagesize is simplified by always initializing
GLRO(dl_pagesize).
This commit is contained in:
Ulrich Drepper
2011-09-10 21:47:36 -04:00
parent 22a8918713
commit 02d46fc4b9
8 changed files with 65 additions and 98 deletions
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3
nptl/sysdeps/pthread/malloc-machine.h
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@@ -1,6 +1,6 @@
/* Basic platform-independent macro definitions for mutexes,
thread-specific data and parameters for malloc.
Copyright (C) 2003, 2007, 2008 Free Software Foundation, Inc.
Copyright (C) 2003, 2007, 2008, 2011 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
@@ -32,6 +32,7 @@ __libc_lock_define (typedef, mutex_t)
#define mutex_lock(m) __libc_lock_lock (*(m))
#define mutex_trylock(m) __libc_lock_trylock (*(m))
#define mutex_unlock(m) __libc_lock_unlock (*(m))
#define MUTEX_INITIALIZER LLL_LOCK_INITIALIZER
/* This is defined by newer gcc version unique for each module. */
extern void *__dso_handle __attribute__ ((__weak__));