2 * Copyright (c) 2020 iXsystems, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef ZFS_CONTEXT_OS_H_
30 #define ZFS_CONTEXT_OS_H_
32 #include <sys/condvar.h>
33 #include <sys/rwlock.h>
35 #include_next <sys/sdt.h>
38 #include <sys/pathname.h>
40 #include <sys/types.h>
41 #include <sys/ccompat.h>
42 #include <linux/types.h>
44 #if KSTACK_PAGES * PAGE_SIZE >= 16384
45 #define HAVE_LARGE_STACKS 1
48 #define taskq_create_sysdc(a, b, d, e, p, dc, f) \
49 ((void) sizeof (dc), taskq_create(a, b, maxclsyspri, d, e, f))
51 #define tsd_create(keyp, destructor) do { \
52 *(keyp) = osd_thread_register((destructor)); \
53 KASSERT(*(keyp) > 0, ("cannot register OSD")); \
56 #define tsd_destroy(keyp) osd_thread_deregister(*(keyp))
57 #define tsd_get(key) osd_thread_get(curthread, (key))
58 #define tsd_set(key, value) osd_thread_set(curthread, (key), (value))
59 #define fm_panic panic
61 extern int zfs_debug_level
;
62 extern struct mtx zfs_debug_mtx
;
63 #define ZFS_LOG(lvl, ...) do { \
64 if (((lvl) & 0xff) <= zfs_debug_level) { \
65 mtx_lock(&zfs_debug_mtx); \
66 printf("%s:%u[%d]: ", \
67 __func__, __LINE__, (lvl)); \
68 printf(__VA_ARGS__); \
72 mtx_unlock(&zfs_debug_mtx); \
76 #define MSEC_TO_TICK(msec) (howmany((hrtime_t)(msec) * hz, MILLISEC))
79 typedef int fstrans_cookie_t
;
80 #define spl_fstrans_mark() (0)
81 #define spl_fstrans_unmark(x) ((void)x)
82 #define signal_pending(x) SIGPENDING(x)
83 #define current curthread
84 #define thread_join(x)
85 typedef struct opensolaris_utsname utsname_t
;
86 extern utsname_t
*utsname(void);
87 extern int spa_import_rootpool(const char *name
, bool checkpointrewind
);