blob: 3b5eed5a9f2dbeef3056c6fc8bae0663f72b22db [file] [log] [blame]
/* Copyright (C) 2010 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by the GPL v2 license that can
* be found in the LICENSE file.
* These files provide equivalent implementations for kernel calls for
* compatibility with files under SRC/include.
#include <asm/atomic.h>
int atomic_cmpxchg(atomic_t *a, int oldval, int newval)
return __sync_val_compare_and_swap(&(a->counter), oldval, newval);
void atomic_set(atomic_t *a, int newval)
a->counter = newval;
int atomic_read(atomic_t *a)
return a->counter;