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1 
2 /*--------------------------------------------------------------------*/
3 /*--- Private scheduler lock header.        priv_sched-lock-impl.h ---*/
4 /*---                                                              ---*/
5 /*--- Scheduler lock implementation details.                       ---*/
6 /*--------------------------------------------------------------------*/
7 
8 /*
9    This file is part of Valgrind, a dynamic binary instrumentation
10    framework.
11 
12    Copyright (C) 2011-2017 Bart Van Assche <bvanassche@acm.org>.
13 
14    This program is free software; you can redistribute it and/or
15    modify it under the terms of the GNU General Public License as
16    published by the Free Software Foundation; either version 2 of the
17    License, or (at your option) any later version.
18 
19    This program is distributed in the hope that it will be useful, but
20    WITHOUT ANY WARRANTY; without even the implied warranty of
21    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
22    General Public License for more details.
23 
24    You should have received a copy of the GNU General Public License
25    along with this program; if not, write to the Free Software
26    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
27    02111-1307, USA.
28 
29    The GNU General Public License is contained in the file COPYING.
30 */
31 
32 #ifndef __PRIV_SCHED_LOCK_IMPL_H
33 #define __PRIV_SCHED_LOCK_IMPL_H
34 
35 #include "pub_core_basics.h"    // HChar
36 
37 struct sched_lock_ops {
38    const HChar *(*get_sched_lock_name)(void);
39    struct sched_lock *(*create_sched_lock)(void);
40    void (*destroy_sched_lock)(struct sched_lock *p);
41    int (*get_sched_lock_owner)(struct sched_lock *p);
42    void (*acquire_sched_lock)(struct sched_lock *p);
43    void (*release_sched_lock)(struct sched_lock *p);
44 };
45 
46 extern const struct sched_lock_ops ML_(generic_sched_lock_ops);
47 extern const struct sched_lock_ops ML_(linux_ticket_lock_ops);
48 
49 #endif   // __PRIV_SCHED_LOCK_IMPL_H
50 
51 /*--------------------------------------------------------------------*/
52 /*--- end                                                          ---*/
53 /*--------------------------------------------------------------------*/
54