X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Furcu-futex.h;h=a1abffb85a1fa8ee8575b5474aa6547e54e0c923;hp=14fb5c0b58e5444dc584d6668e3e233d3de7fe89;hb=7be759d1adf95b168f09e513232ea26de15e1eaf;hpb=49617de1d80d771ac9a1d45b1710b16fac65e0aa diff --git a/urcu/urcu-futex.h b/urcu/urcu-futex.h index 14fb5c0..a1abffb 100644 --- a/urcu/urcu-futex.h +++ b/urcu/urcu-futex.h @@ -1,58 +1,2 @@ -#ifndef _URCU_FUTEX_H -#define _URCU_FUTEX_H - -/* - * urcu-futex.h - * - * Userspace RCU - sys_futex/compat_futex header. - * - * This 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. - * - * This 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 this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include - -#define FUTEX_WAIT 0 -#define FUTEX_WAKE 1 - -/* - * sys_futex compatibility header. - * Use *only* *either of* futex_noasync OR futex_async on a given address. - * - * futex_noasync cannot be executed in signal handlers, but ensures that - * it will be put in a wait queue even in compatibility mode. - * - * futex_async is signal-handler safe for the wakeup. It uses polling - * on the wait-side in compatibility mode. - */ - -#ifdef CONFIG_URCU_HAVE_FUTEX -#include -#define futex(...) syscall(__NR_futex, __VA_ARGS__) -#define futex_noasync(uaddr, op, val, timeout, uaddr2, val3) \ - futex(uaddr, op, val, timeout, uaddr2, val3) -#define futex_async(uaddr, op, val, timeout, uaddr2, val3) \ - futex(uaddr, op, val, timeout, uaddr2, val3) -#else -extern int compat_futex_noasync(int *uaddr, int op, int val, - const struct timespec *timeout, int *uaddr2, int val3); -#define futex_noasync(uaddr, op, val, timeout, uaddr2, val3) \ - compat_futex_noasync(uaddr, op, val, timeout, uaddr2, val3) -extern int compat_futex_async(int *uaddr, int op, int val, - const struct timespec *timeout, int *uaddr2, int val3); -#define futex_async(uaddr, op, val, timeout, uaddr2, val3) \ - compat_futex_async(uaddr, op, val, timeout, uaddr2, val3) -#endif - -#endif /* _URCU_FUTEX_H */ +#warning "urcu/urcu-futex.h is deprecated. Please include urcu/futex.h instead." +#include