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NEX-13937 Improve kstat performance
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>
NEX-10069 ZFS_READONLY is a little too strict (fix test lint)
NEX-9553 Move ss_fill gap logic from scan algorithm into range_tree.c
Reviewed by: Roman Strashkin <roman.strashkin@nexenta.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
NEX-6088 ZFS scrub/resilver take excessively long due to issuing lots of random IO
Reviewed by: Roman Strashkin <roman.strashkin@nexenta.com>
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
6209 libc mutexes break kernel writers hearts
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Approved by: Dan McDonald <danmcd@omniti.com>
NEX-4582 update wrc test cases for allow to use write back cache per tree of datasets
Reviewed by: Steve Peng <steve.peng@nexenta.com>
Reviewed by: Alex Aizman <alex.aizman@nexenta.com>
5960 zfs recv should prefetch indirect blocks
5925 zfs receive -o origin=
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
NEX-4229 Panic destroying the pool using file backing store on FS with nbmand=on
Reviewed by: Gordon Ross <gordon.ross@nexenta.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
NEX-3541 Implement persistent L2ARC - fix build breakage in libzpool.
NEX-3508 CLONE - Port NEX-2946 Add UNMAP/TRIM functionality to ZFS and illumos
Reviewed by: Josef Sipek <josef.sipek@nexenta.com>
Reviewed by: Alek Pinchuk <alek.pinchuk@nexenta.com>
Conflicts:
usr/src/uts/common/io/scsi/targets/sd.c
usr/src/uts/common/sys/scsi/targets/sddef.h
NEX-3079 port illumos ARC improvements
re #12393 rb3935 Kerberos and smbd disagree about who is our AD server (fix elf runtime attributes check)
re #11612 rb3907 Failing vdev of a mirrored pool should not take zfs operations out of action for extended periods of time.
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--- old/usr/src/lib/libzpool/common/sys/zfs_context.h
+++ new/usr/src/lib/libzpool/common/sys/zfs_context.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
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13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 22 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
23 - * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
24 23 * Copyright (c) 2012, 2016 by Delphix. All rights reserved.
25 24 * Copyright (c) 2012, Joyent, Inc. All rights reserved.
25 + * Copyright 2015 Nexenta Systems, Inc. All rights reserved.
26 26 * Copyright 2017 RackTop Systems.
27 27 */
28 28
29 29 #ifndef _SYS_ZFS_CONTEXT_H
30 30 #define _SYS_ZFS_CONTEXT_H
31 31
32 32 #ifdef __cplusplus
33 33 extern "C" {
34 34 #endif
35 35
36 36 #define _SYNCH_H
37 37
38 38 #define _SYS_VNODE_H
39 39 #define _SYS_VFS_H
40 40 #define _SYS_CALLB_H
41 41
42 42 #include <stdio.h>
43 43 #include <stdlib.h>
44 44 #include <stddef.h>
45 45 #include <stdarg.h>
46 46 #include <fcntl.h>
47 47 #include <unistd.h>
48 48 #include <errno.h>
49 49 #include <string.h>
50 50 #include <strings.h>
51 51 #include <thread.h>
52 52 #include <assert.h>
53 53 #include <alloca.h>
54 54 #include <umem.h>
55 55 #include <limits.h>
56 56 #include <atomic.h>
57 57 #include <dirent.h>
58 58 #include <time.h>
59 59 #include <procfs.h>
60 60 #include <pthread.h>
61 61 #include <setjmp.h>
62 62 #include <sys/debug.h>
63 63 #include <libsysevent.h>
64 64 #include <sys/note.h>
65 65 #include <sys/types.h>
66 66 #include <sys/cred.h>
67 67 #include <sys/sysmacros.h>
68 68 #include <sys/bitmap.h>
69 69 #include <sys/resource.h>
70 70 #include <sys/byteorder.h>
71 71 #include <sys/list.h>
72 72 #include <sys/uio.h>
73 73 #include <sys/zfs_debug.h>
74 74 #include <sys/sdt.h>
75 75 #include <sys/kstat.h>
76 76 #include <sys/u8_textprep.h>
77 77 #include <sys/sysevent/eventdefs.h>
78 78 #include <sys/sysevent/dev.h>
79 79 #include <sys/debug.h>
80 80 #include <sys/taskq.h>
81 81 #include <sys/taskq_impl.h>
82 82 #include <sys/mutex.h>
83 83 #include <sys/proc.h>
84 84 #include <sys/condvar.h>
85 85 #include <sys/cmn_err.h>
86 86 #include <sys/kmem.h>
87 87 #include <sys/systm.h>
88 88 #include <sys/random.h>
89 89 #include <sys/buf.h>
90 90 #include <sys/sid.h>
91 91 #include <sys/acl.h>
92 92 #include <sys/bitmap.h>
93 93 #include <sys/systeminfo.h>
94 94 #include <sys/cpuvar.h>
95 95 #include <sys/pset.h>
96 96 #include <sys/kobj.h>
97 97 #include <sys/fm/util.h>
98 98 #include "zfs.h"
99 99
100 100 /*
101 101 * ZFS debugging
102 102 */
103 103
104 104 #ifdef ZFS_DEBUG
105 105 extern void dprintf_setup(int *argc, char **argv);
106 106 #endif /* ZFS_DEBUG */
107 107
108 108 /*
109 109 * DTrace SDT probes have different signatures in userland than they do in
110 110 * the kernel. If they're being used in kernel code, re-define them out of
111 111 * existence for their counterparts in libzpool.
112 112 *
113 113 * Here's an example of how to use the set-error probes in userland:
114 114 * zfs$target:::set-error /arg0 == EBUSY/ {stack();}
115 115 *
116 116 * Here's an example of how to use DTRACE_PROBE probes in userland:
117 117 * If there is a probe declared as follows:
118 118 * DTRACE_PROBE2(zfs__probe_name, uint64_t, blkid, dnode_t *, dn);
119 119 * Then you can use it as follows:
120 120 * zfs$target:::probe2 /copyinstr(arg0) == "zfs__probe_name"/
121 121 * {printf("%u %p\n", arg1, arg2);}
122 122 */
123 123
124 124 #ifdef DTRACE_PROBE
125 125 #undef DTRACE_PROBE
126 126 #endif /* DTRACE_PROBE */
127 127 #define DTRACE_PROBE(a) \
128 128 ZFS_PROBE0(#a)
129 129
130 130 #ifdef DTRACE_PROBE1
131 131 #undef DTRACE_PROBE1
132 132 #endif /* DTRACE_PROBE1 */
133 133 #define DTRACE_PROBE1(a, b, c) \
134 134 ZFS_PROBE1(#a, (unsigned long)c)
135 135
136 136 #ifdef DTRACE_PROBE2
137 137 #undef DTRACE_PROBE2
138 138 #endif /* DTRACE_PROBE2 */
139 139 #define DTRACE_PROBE2(a, b, c, d, e) \
140 140 ZFS_PROBE2(#a, (unsigned long)c, (unsigned long)e)
141 141
142 142 #ifdef DTRACE_PROBE3
143 143 #undef DTRACE_PROBE3
144 144 #endif /* DTRACE_PROBE3 */
145 145 #define DTRACE_PROBE3(a, b, c, d, e, f, g) \
146 146 ZFS_PROBE3(#a, (unsigned long)c, (unsigned long)e, (unsigned long)g)
147 147
148 148 #ifdef DTRACE_PROBE4
149 149 #undef DTRACE_PROBE4
150 150 #endif /* DTRACE_PROBE4 */
151 151 #define DTRACE_PROBE4(a, b, c, d, e, f, g, h, i) \
152 152 ZFS_PROBE4(#a, (unsigned long)c, (unsigned long)e, (unsigned long)g, \
153 153 (unsigned long)i)
154 154
155 155 /*
156 156 * We use the comma operator so that this macro can be used without much
157 157 * additional code. For example, "return (EINVAL);" becomes
158 158 * "return (SET_ERROR(EINVAL));". Note that the argument will be evaluated
159 159 * twice, so it should not have side effects (e.g. something like:
160 160 * "return (SET_ERROR(log_error(EINVAL, info)));" would log the error twice).
161 161 */
162 162 #define SET_ERROR(err) (ZFS_SET_ERROR(err), err)
163 163
164 164 /*
165 165 * Threads
166 166 */
167 167 #define kpreempt(x) yield()
168 168 #define newproc(f, a, cid, pri, ctp, pid) (ENOSYS)
169 169
170 170 /*
171 171 * vnodes
172 172 */
173 173 #define XVA_MAPSIZE 3
174 174 #define XVA_MAGIC 0x78766174
175 175
176 176 typedef struct vnode {
177 177 uint64_t v_size;
178 178 int v_fd;
179 179 char *v_path;
180 180 int v_dump_fd;
181 181 } vnode_t;
182 182
183 183 extern char *vn_dumpdir;
184 184 #define AV_SCANSTAMP_SZ 32 /* length of anti-virus scanstamp */
185 185
186 186 typedef struct xoptattr {
187 187 timestruc_t xoa_createtime; /* Create time of file */
188 188 uint8_t xoa_archive;
189 189 uint8_t xoa_system;
190 190 uint8_t xoa_readonly;
191 191 uint8_t xoa_hidden;
192 192 uint8_t xoa_nounlink;
193 193 uint8_t xoa_immutable;
194 194 uint8_t xoa_appendonly;
195 195 uint8_t xoa_nodump;
196 196 uint8_t xoa_settable;
197 197 uint8_t xoa_opaque;
198 198 uint8_t xoa_av_quarantined;
199 199 uint8_t xoa_av_modified;
200 200 uint8_t xoa_av_scanstamp[AV_SCANSTAMP_SZ];
201 201 uint8_t xoa_reparse;
202 202 uint8_t xoa_offline;
203 203 uint8_t xoa_sparse;
204 204 } xoptattr_t;
205 205
206 206 typedef struct vattr {
207 207 uint_t va_mask; /* bit-mask of attributes */
208 208 u_offset_t va_size; /* file size in bytes */
209 209 } vattr_t;
210 210
211 211
212 212 typedef struct xvattr {
213 213 vattr_t xva_vattr; /* Embedded vattr structure */
214 214 uint32_t xva_magic; /* Magic Number */
215 215 uint32_t xva_mapsize; /* Size of attr bitmap (32-bit words) */
216 216 uint32_t *xva_rtnattrmapp; /* Ptr to xva_rtnattrmap[] */
217 217 uint32_t xva_reqattrmap[XVA_MAPSIZE]; /* Requested attrs */
218 218 uint32_t xva_rtnattrmap[XVA_MAPSIZE]; /* Returned attrs */
219 219 xoptattr_t xva_xoptattrs; /* Optional attributes */
220 220 } xvattr_t;
221 221
222 222 typedef struct vsecattr {
223 223 uint_t vsa_mask; /* See below */
224 224 int vsa_aclcnt; /* ACL entry count */
225 225 void *vsa_aclentp; /* pointer to ACL entries */
226 226 int vsa_dfaclcnt; /* default ACL entry count */
227 227 void *vsa_dfaclentp; /* pointer to default ACL entries */
228 228 size_t vsa_aclentsz; /* ACE size in bytes of vsa_aclentp */
229 229 } vsecattr_t;
230 230
231 231 #define AT_TYPE 0x00001
232 232 #define AT_MODE 0x00002
233 233 #define AT_UID 0x00004
234 234 #define AT_GID 0x00008
235 235 #define AT_FSID 0x00010
236 236 #define AT_NODEID 0x00020
237 237 #define AT_NLINK 0x00040
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238 238 #define AT_SIZE 0x00080
239 239 #define AT_ATIME 0x00100
240 240 #define AT_MTIME 0x00200
241 241 #define AT_CTIME 0x00400
242 242 #define AT_RDEV 0x00800
243 243 #define AT_BLKSIZE 0x01000
244 244 #define AT_NBLOCKS 0x02000
245 245 #define AT_SEQ 0x08000
246 246 #define AT_XVATTR 0x10000
247 247
248 +typedef struct caller_context {
249 + pid_t cc_pid; /* Process ID of the caller */
250 + int cc_sysid; /* System ID, used for remote calls */
251 + u_longlong_t cc_caller_id; /* Identifier for (set of) caller(s) */
252 + ulong_t cc_flags;
253 +} caller_context_t;
254 +
248 255 #define CRCREAT 0
249 256
250 257 extern int fop_getattr(vnode_t *vp, vattr_t *vap);
251 258
252 259 #define VOP_CLOSE(vp, f, c, o, cr, ct) 0
253 260 #define VOP_PUTPAGE(vp, of, sz, fl, cr, ct) 0
254 261 #define VOP_GETATTR(vp, vap, fl, cr, ct) fop_getattr((vp), (vap));
255 262
256 263 #define VOP_FSYNC(vp, f, cr, ct) fsync((vp)->v_fd)
264 +#define VOP_SPACE(vp, cmd, flck, fl, off, cr, ct) \
265 + fcntl((vp)->v_fd, cmd, (flck), sizeof (*(flck)))
257 266
258 267 #define VN_RELE(vp) vn_close(vp)
259 268
260 269 extern int vn_open(char *path, int x1, int oflags, int mode, vnode_t **vpp,
261 270 int x2, int x3);
262 271 extern int vn_openat(char *path, int x1, int oflags, int mode, vnode_t **vpp,
263 272 int x2, int x3, vnode_t *vp, int fd);
264 273 extern int vn_rdwr(int uio, vnode_t *vp, void *addr, ssize_t len,
265 274 offset_t offset, int x1, int x2, rlim64_t x3, void *x4, ssize_t *residp);
266 275 extern void vn_close(vnode_t *vp);
267 276
268 277 #define vn_remove(path, x1, x2) remove(path)
269 278 #define vn_rename(from, to, seg) rename((from), (to))
270 279 #define vn_is_readonly(vp) B_FALSE
271 280
272 281 extern vnode_t *rootdir;
273 282
274 283 #include <sys/file.h> /* for FREAD, FWRITE, etc */
275 284 #include <sys/sunddi.h> /* for ddi_strtoul, ddi_strtoull, etc */
276 285 #include <sys/cyclic.h> /* for cyclic_add, cyclic remove, etc */
277 286 #include <vm/seg_kmem.h> /* for zio_arena */
278 287
279 288 /*
280 289 * Random stuff
281 290 */
282 291 #define max_ncpus 64
283 292 #define boot_ncpus (sysconf(_SC_NPROCESSORS_ONLN))
284 293
285 294 #define minclsyspri 60
286 295 #define maxclsyspri 99
287 296
288 297 #define CPU_SEQID (thr_self() & (max_ncpus - 1))
289 298
290 299 extern void kernel_init(int);
291 300 extern void kernel_fini(void);
292 301
293 302 struct spa;
294 303 extern void show_pool_stats(struct spa *);
295 304 extern int set_global_var(char *arg);
296 305
297 306 typedef struct callb_cpr {
298 307 kmutex_t *cc_lockp;
299 308 } callb_cpr_t;
300 309
301 310 #define CALLB_CPR_INIT(cp, lockp, func, name) { \
302 311 (cp)->cc_lockp = lockp; \
303 312 }
304 313
305 314 #define CALLB_CPR_SAFE_BEGIN(cp) { \
306 315 ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
307 316 }
308 317
309 318 #define CALLB_CPR_SAFE_END(cp, lockp) { \
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310 319 ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
311 320 }
312 321
313 322 #define CALLB_CPR_EXIT(cp) { \
314 323 ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
315 324 mutex_exit((cp)->cc_lockp); \
316 325 }
317 326
318 327 #define zone_dataset_visible(x, y) (1)
319 328 #define INGLOBALZONE(z) (1)
320 -extern uint32_t zone_get_hostid(void *zonep);
321 329
322 330 extern int zfs_secpolicy_snapshot_perms(const char *name, cred_t *cr);
323 331 extern int zfs_secpolicy_rename_perms(const char *from, const char *to,
324 332 cred_t *cr);
325 333 extern int zfs_secpolicy_destroy_perms(const char *name, cred_t *cr);
326 334
327 335 #define ddi_log_sysevent(_a, _b, _c, _d, _e, _f, _g) \
328 336 sysevent_post_event(_c, _d, _b, "libzpool", _e, _f)
329 337
330 338 #ifdef __cplusplus
331 339 }
332 340 #endif
333 341
334 342 #endif /* _SYS_ZFS_CONTEXT_H */
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