projects / urcu.git / blame
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|---|---|---|
| 90075a50 MD |
1 | #ifndef _URCU_RECLAIM_H |
| 2 | #define _URCU_RECLAIM_H | |
| 3 | ||
| 4 | /* | |
| 5 | * urcu-reclaim.h | |
| 6 | * | |
| 7 | * Userspace RCU header - memory reclamation | |
| 8 | * | |
| 9 | * Copyright (c) 2009 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> | |
| 10 | * Copyright (c) 2009 Paul E. McKenney, IBM Corporation. | |
| 11 | * | |
| 12 | * LGPL-compatible code should include this header with : | |
| 13 | * | |
| 14 | * #define _LGPL_SOURCE | |
| 15 | * #include <urcu-reclaim.h> | |
| 16 | * | |
| 17 | * This library is free software; you can redistribute it and/or | |
| 18 | * modify it under the terms of the GNU Lesser General Public | |
| 19 | * License as published by the Free Software Foundation; either | |
| 20 | * version 2.1 of the License, or (at your option) any later version. | |
| 21 | * | |
| 22 | * This library is distributed in the hope that it will be useful, | |
| 23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 25 | * Lesser General Public License for more details. | |
| 26 | * | |
| 27 | * You should have received a copy of the GNU Lesser General Public | |
| 28 | * License along with this library; if not, write to the Free Software | |
| 29 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 30 | */ | |
| 31 | ||
| 32 | #include <stdlib.h> | |
| 33 | #include <pthread.h> | |
| 34 | ||
| 35 | /* | |
| 36 | * Important ! | |
| 37 | * | |
| 38 | * Each thread queuing memory reclamation must be registered with | |
| 39 | * rcu_reclaim_register_thread(). rcu_reclaim_unregister_thread() should be | |
| 40 | * called before the thread exits. | |
| 41 | */ | |
| 42 | ||
| 43 | #ifdef _LGPL_SOURCE | |
| 44 | ||
| 45 | #include <urcu-reclaim-static.h> | |
| 46 | ||
| 47 | /* | |
| 48 | * Mappings for static use of the userspace RCU library. | |
| 49 | * Should only be used in LGPL-compatible code. | |
| 50 | */ | |
| 51 | ||
| 52 | #define rcu_reclaim_queue _rcu_reclaim_queue | |
| 53 | ||
| 54 | #else /* !_LGPL_SOURCE */ | |
| 55 | ||
| 56 | /* | |
| 57 | * library wrappers to be used by non-LGPL compatible source code. | |
| 58 | */ | |
| 59 | ||
| 60 | extern void rcu_reclaim_queue(void *p); | |
| 61 | ||
| 62 | #endif /* !_LGPL_SOURCE */ | |
| 63 | ||
| 64 | /* | |
| 65 | * Thread registration for reclamation. | |
| 66 | */ | |
| 67 | extern void rcu_reclaim_register_thread(void); | |
| 68 | extern void rcu_reclaim_unregister_thread(void); | |
| 69 | extern void rcu_reclaim_barrier(void); | |
| 70 | extern void rcu_reclaim_barrier_thread(void); | |
| 71 | ||
| 72 | #endif /* _URCU_RECLAIM_H */ |