From b5d5b67be3e624efa7f44df4375dfdfffa1f97cb Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 1 Jul 2003 08:31:38 +0000 Subject: Update. 2003-05-04 H.J. Lu * malloc/arena.c (arena_get2): Add atomic_write_barrier. * malloc/thread-m.h: Include . (atomic_full_barrier): Provide default. (atomic_read_barrier): Likewise. (atomic_write_barrier): Likewise. * sysdeps/ia64/bits/atomic.h (atomic_full_barrier): New #define. --- malloc/arena.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'malloc/arena.c') diff --git a/malloc/arena.c b/malloc/arena.c index e47d3d0e1f..fb7b92f318 100644 --- a/malloc/arena.c +++ b/malloc/arena.c @@ -1,5 +1,5 @@ /* Malloc implementation for multiple threads without lock contention. - Copyright (C) 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Wolfram Gloger , 2001. @@ -758,6 +758,7 @@ arena_get2(a_tsd, size) mstate a_tsd; size_t size; /* Add the new arena to the global list. */ (void)mutex_lock(&list_lock); a->next = main_arena.next; + atomic_write_barrier (); main_arena.next = a; (void)mutex_unlock(&list_lock); -- cgit v1.2.3