1/*-
2 * Copyright (c) 2006 Roman Divacky
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
| 1/*-
2 * Copyright (c) 2006 Roman Divacky
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
|
28 * $FreeBSD: head/sys/compat/linux/linux_emul.h 191269 2009-04-19 13:48:42Z dchagin $
| 28 * $FreeBSD: head/sys/compat/linux/linux_emul.h 215664 2010-11-22 09:06:59Z netchild $
|
29 */
30
31#ifndef _LINUX_EMUL_H_
32#define _LINUX_EMUL_H_
33
| 29 */
30
31#ifndef _LINUX_EMUL_H_
32#define _LINUX_EMUL_H_
33
|
| 34#define EMUL_SHARED_HASXSTAT 0x01
35
|
34struct linux_emuldata_shared {
35 int refs;
| 36struct linux_emuldata_shared {
37 int refs;
|
| 38 int flags;
39 int xstat;
|
36 pid_t group_pid;
37
38 LIST_HEAD(, linux_emuldata) threads; /* head of list of linux threads */
39};
40
41/*
42 * modeled after similar structure in NetBSD
43 * this will be extended as we need more functionality
44 */
45struct linux_emuldata {
46 pid_t pid;
47
48 int *child_set_tid; /* in clone(): Child's TID to set on clone */
49 int *child_clear_tid;/* in clone(): Child's TID to clear on exit */
50
51 struct linux_emuldata_shared *shared;
52
53 int pdeath_signal; /* parent death signal */
54 int used_requeue; /* uses deprecated futex op */
55
56 struct linux_robust_list_head *robust_futexes;
57
58 LIST_ENTRY(linux_emuldata) threads; /* list of linux threads */
59};
60
61struct linux_emuldata *em_find(struct proc *, int locked);
62
63#define EMUL_LOCK(l) mtx_lock(l)
64#define EMUL_UNLOCK(l) mtx_unlock(l)
65
66#define EMUL_SHARED_RLOCK(l) sx_slock(l)
67#define EMUL_SHARED_RUNLOCK(l) sx_sunlock(l)
68#define EMUL_SHARED_WLOCK(l) sx_xlock(l)
69#define EMUL_SHARED_WUNLOCK(l) sx_xunlock(l)
70
71/* for em_find use */
72#define EMUL_DOLOCK 1
73#define EMUL_DONTLOCK 0
74
75int linux_proc_init(struct thread *, pid_t, int);
76void linux_proc_exit(void *, struct proc *);
77void linux_schedtail(void *, struct proc *);
78void linux_proc_exec(void *, struct proc *, struct image_params *);
| 40 pid_t group_pid;
41
42 LIST_HEAD(, linux_emuldata) threads; /* head of list of linux threads */
43};
44
45/*
46 * modeled after similar structure in NetBSD
47 * this will be extended as we need more functionality
48 */
49struct linux_emuldata {
50 pid_t pid;
51
52 int *child_set_tid; /* in clone(): Child's TID to set on clone */
53 int *child_clear_tid;/* in clone(): Child's TID to clear on exit */
54
55 struct linux_emuldata_shared *shared;
56
57 int pdeath_signal; /* parent death signal */
58 int used_requeue; /* uses deprecated futex op */
59
60 struct linux_robust_list_head *robust_futexes;
61
62 LIST_ENTRY(linux_emuldata) threads; /* list of linux threads */
63};
64
65struct linux_emuldata *em_find(struct proc *, int locked);
66
67#define EMUL_LOCK(l) mtx_lock(l)
68#define EMUL_UNLOCK(l) mtx_unlock(l)
69
70#define EMUL_SHARED_RLOCK(l) sx_slock(l)
71#define EMUL_SHARED_RUNLOCK(l) sx_sunlock(l)
72#define EMUL_SHARED_WLOCK(l) sx_xlock(l)
73#define EMUL_SHARED_WUNLOCK(l) sx_xunlock(l)
74
75/* for em_find use */
76#define EMUL_DOLOCK 1
77#define EMUL_DONTLOCK 0
78
79int linux_proc_init(struct thread *, pid_t, int);
80void linux_proc_exit(void *, struct proc *);
81void linux_schedtail(void *, struct proc *);
82void linux_proc_exec(void *, struct proc *, struct image_params *);
|
| 83void linux_kill_threads(struct thread *, int);
|
79
80extern struct sx emul_shared_lock;
81extern struct mtx emul_lock;
82
83#endif /* !_LINUX_EMUL_H_ */
| 84
85extern struct sx emul_shared_lock;
86extern struct mtx emul_lock;
87
88#endif /* !_LINUX_EMUL_H_ */
|