glibc/sysdeps/unix/sysv/linux/powerpc/elision-unlock.c
Adhemerval Zanella 49a9f6ab64 powerpc: Fix Copyright dates and CL entry
This patch fixes the copyright dates from files created by commit
8d2c0a5, 4b45943, and 56cf276.
2015-01-12 12:58:34 -05:00

33 lines
1.1 KiB
C

/* elision-unlock.c: Commit an elided pthread lock.
Copyright (C) 2015 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include "pthreadP.h"
#include "lowlevellock.h"
#include "htm.h"
int
__lll_unlock_elision(int *lock, int pshared)
{
/* When the lock was free we're in a transaction. */
if (*lock == 0)
__builtin_tend (0);
else
lll_unlock ((*lock), pshared);
return 0;
}