3 * Copyright (C) 2007 Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
23 typedef struct spinlock
{
24 volatile unsigned locked
;
25 volatile int int_state
;
28 #define SPINLOCK_CREATE(name) spinlock_t name = { .locked = 0 }
31 extern unsigned spinlock_lock (spinlock_t
*spinlock
);
32 extern unsigned spinlock_init (spinlock_t
*spinlock
);