1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
28  * Copyright (c) 2013 by Delphix. All rights reserved.
29  */
30 
31 #ifndef _SYS_ZFS_CONTEXT_H
32 #define	_SYS_ZFS_CONTEXT_H
33 
34 #ifdef	__cplusplus
35 extern "C" {
36 #endif
37 
38 #include <sys/note.h>
39 #include <sys/types.h>
40 #include <sys/t_lock.h>
41 #include <sys/atomic.h>
42 #include <sys/sysmacros.h>
43 #include <sys/bitmap.h>
44 #include <sys/cmn_err.h>
45 #include <sys/kmem.h>
46 #include <sys/taskq.h>
47 #include <sys/taskq_impl.h>
48 #include <sys/buf.h>
49 #include <sys/param.h>
50 #include <sys/systm.h>
51 #include <sys/cpuvar.h>
52 #include <sys/kobj.h>
53 #include <sys/conf.h>
54 #include <sys/disp.h>
55 #include <sys/debug.h>
56 #include <sys/random.h>
57 #include <sys/byteorder.h>
58 #include <sys/systm.h>
59 #include <sys/list.h>
60 #include <sys/uio.h>
61 #include <sys/dirent.h>
62 #include <sys/time.h>
63 #include <vm/seg_kmem.h>
64 #include <sys/zone.h>
65 #include <sys/uio.h>
66 #include <sys/zfs_debug.h>
67 #include <sys/sysevent.h>
68 #include <sys/sysevent/eventdefs.h>
69 #include <sys/sysevent/dev.h>
70 #include <sys/fm/util.h>
71 #include <sys/sunddi.h>
72 #include <sys/cyclic.h>
73 #include <sys/disp.h>
74 #include <sys/callo.h>
75 
76 #if (GCC_VERSION >= 302) || (__INTEL_COMPILER >= 800) || defined(__clang__)
77 #define	_zfs_expect(expr, value)    (__builtin_expect((expr), (value)))
78 #else
79 #define	_zfs_expect(expr, value)    (expr)
80 #endif
81 
82 #define	likely(x)	_zfs_expect((x) != 0, 1)
83 #define	unlikely(x)	_zfs_expect((x) != 0, 0)
84 
85 #define	CPU_SEQID	(CPU->cpu_seqid)
86 
87 #ifdef	__cplusplus
88 }
89 #endif
90 
91 #endif	/* _SYS_ZFS_CONTEXT_H */
92