X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Furcu%2Furcu-signal.h;h=fb30e00d9d46480c7f0d639955ad941bd0c0e008;hb=d3d3857f678627e7bbfb5a8d6f3bc15cd2a694d9;hp=8c36450a93a65b5e661e15ddd49f6199b9f36521;hpb=4477a87021ffbfbfdb2a2084d05a084171343d36;p=urcu.git diff --git a/include/urcu/urcu-signal.h b/include/urcu/urcu-signal.h index 8c36450..fb30e00 100644 --- a/include/urcu/urcu-signal.h +++ b/include/urcu/urcu-signal.h @@ -1,44 +1,32 @@ +// SPDX-FileCopyrightText: 2009 Mathieu Desnoyers +// SPDX-FileCopyrightText: 2009 Paul E. McKenney, IBM Corporation. +// +// SPDX-License-Identifier: LGPL-2.1-or-later + #ifndef _URCU_SIGNAL_H #define _URCU_SIGNAL_H /* - * urcu-signal.h - * * Userspace RCU header * - * Copyright (c) 2009 Mathieu Desnoyers - * Copyright (c) 2009 Paul E. McKenney, IBM Corporation. - * * LGPL-compatible code should include this header with : * * #define _LGPL_SOURCE * #include * - * 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 - * * IBM's contributions to this file may be relicensed under LGPLv2 or later. */ #include #include +#include /* - * See urcu-pointer.h and urcu/static/urcu-pointer.h for pointer + * See urcu/pointer.h and urcu/static/pointer.h for pointer * publication headers. */ -#include +#include +#include #ifdef __cplusplus extern "C" { @@ -79,7 +67,7 @@ extern "C" { /* * library wrappers to be used by non-LGPL compatible source code. - * See LGPL-only urcu/static/urcu-pointer.h for documentation. + * See LGPL-only urcu/static/pointer.h for documentation. */ extern void urcu_signal_read_lock(void); @@ -90,6 +78,12 @@ extern int urcu_signal_read_ongoing(void); extern void urcu_signal_synchronize_rcu(void); +/* + * RCU grace period polling API. + */ +extern struct urcu_gp_poll_state urcu_signal_start_poll_synchronize_rcu(void); +extern bool urcu_signal_poll_state_synchronize_rcu(struct urcu_gp_poll_state state); + /* * Reader thread registration. */ @@ -120,9 +114,9 @@ static inline void urcu_signal_thread_online(void) } #endif -#include -#include -#include +#include +#include +#include #ifndef URCU_API_MAP #include