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.
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.
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]
22 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright (c) 2015 by Delphix. All rights reserved.
27 #include <sys/types.h>
28 #include <sys/param.h>
29 #include <sys/systm.h>
30 #include <sys/sysmacros.h>
31 #include <sys/cmn_err.h>
33 #include <sys/thread.h>
36 #include <sys/zfs_znode.h>
37 #include <sys/zfs_dir.h>
39 #include <sys/zil_impl.h>
40 #include <sys/byteorder.h>
41 #include <sys/policy.h>
47 #include <sys/zfs_fuid.h>
49 #include <sys/dsl_dataset.h>
52 * These zfs_log_* functions must be called within a dmu tx, in one
53 * of 2 contexts depending on zilog->z_replay:
57 * We need to record the transaction so that if it is committed to
58 * the Intent Log then it can be replayed. An intent log transaction
59 * structure (itx_t) is allocated and all the information necessary to
60 * possibly replay the transaction is saved in it. The itx is then assigned
61 * a sequence number and inserted in the in-memory list anchored in the zilog.
65 * We need to mark the intent log record as replayed in the log header.
66 * This is done in the same transaction as the replay so that they
71 zfs_log_create_txtype(zil_create_t type
, vsecattr_t
*vsecp
, vattr_t
*vap
)
73 int isxvattr
= (vap
->va_mask
& ATTR_XVATTR
);
76 if (vsecp
== NULL
&& !isxvattr
)
78 if (vsecp
&& isxvattr
)
79 return (TX_CREATE_ACL_ATTR
);
81 return (TX_CREATE_ACL
);
83 return (TX_CREATE_ATTR
);
86 if (vsecp
== NULL
&& !isxvattr
)
88 if (vsecp
&& isxvattr
)
89 return (TX_MKDIR_ACL_ATTR
);
91 return (TX_MKDIR_ACL
);
93 return (TX_MKDIR_ATTR
);
102 * build up the log data necessary for logging xvattr_t
103 * First lr_attr_t is initialized. following the lr_attr_t
104 * is the mapsize and attribute bitmap copied from the xvattr_t.
105 * Following the bitmap and bitmapsize two 64 bit words are reserved
106 * for the create time which may be set. Following the create time
107 * records a single 64 bit integer which has the bits to set on
108 * replay for the xvattr.
111 zfs_log_xvattr(lr_attr_t
*lrattr
, xvattr_t
*xvap
)
120 xoap
= xva_getxoptattr(xvap
);
123 lrattr
->lr_attr_masksize
= xvap
->xva_mapsize
;
124 bitmap
= &lrattr
->lr_attr_bitmap
;
125 for (i
= 0; i
!= xvap
->xva_mapsize
; i
++, bitmap
++) {
126 *bitmap
= xvap
->xva_reqattrmap
[i
];
129 /* Now pack the attributes up in a single uint64_t */
130 attrs
= (uint64_t *)bitmap
;
132 scanstamp
= (caddr_t
)(crtime
+ 2);
134 if (XVA_ISSET_REQ(xvap
, XAT_READONLY
))
135 *attrs
|= (xoap
->xoa_readonly
== 0) ? 0 :
137 if (XVA_ISSET_REQ(xvap
, XAT_HIDDEN
))
138 *attrs
|= (xoap
->xoa_hidden
== 0) ? 0 :
140 if (XVA_ISSET_REQ(xvap
, XAT_SYSTEM
))
141 *attrs
|= (xoap
->xoa_system
== 0) ? 0 :
143 if (XVA_ISSET_REQ(xvap
, XAT_ARCHIVE
))
144 *attrs
|= (xoap
->xoa_archive
== 0) ? 0 :
146 if (XVA_ISSET_REQ(xvap
, XAT_IMMUTABLE
))
147 *attrs
|= (xoap
->xoa_immutable
== 0) ? 0 :
149 if (XVA_ISSET_REQ(xvap
, XAT_NOUNLINK
))
150 *attrs
|= (xoap
->xoa_nounlink
== 0) ? 0 :
152 if (XVA_ISSET_REQ(xvap
, XAT_APPENDONLY
))
153 *attrs
|= (xoap
->xoa_appendonly
== 0) ? 0 :
155 if (XVA_ISSET_REQ(xvap
, XAT_OPAQUE
))
156 *attrs
|= (xoap
->xoa_opaque
== 0) ? 0 :
158 if (XVA_ISSET_REQ(xvap
, XAT_NODUMP
))
159 *attrs
|= (xoap
->xoa_nodump
== 0) ? 0 :
161 if (XVA_ISSET_REQ(xvap
, XAT_AV_QUARANTINED
))
162 *attrs
|= (xoap
->xoa_av_quarantined
== 0) ? 0 :
164 if (XVA_ISSET_REQ(xvap
, XAT_AV_MODIFIED
))
165 *attrs
|= (xoap
->xoa_av_modified
== 0) ? 0 :
167 if (XVA_ISSET_REQ(xvap
, XAT_CREATETIME
))
168 ZFS_TIME_ENCODE(&xoap
->xoa_createtime
, crtime
);
169 if (XVA_ISSET_REQ(xvap
, XAT_AV_SCANSTAMP
))
170 bcopy(xoap
->xoa_av_scanstamp
, scanstamp
, AV_SCANSTAMP_SZ
);
171 if (XVA_ISSET_REQ(xvap
, XAT_REPARSE
))
172 *attrs
|= (xoap
->xoa_reparse
== 0) ? 0 :
174 if (XVA_ISSET_REQ(xvap
, XAT_OFFLINE
))
175 *attrs
|= (xoap
->xoa_offline
== 0) ? 0 :
177 if (XVA_ISSET_REQ(xvap
, XAT_SPARSE
))
178 *attrs
|= (xoap
->xoa_sparse
== 0) ? 0 :
183 zfs_log_fuid_ids(zfs_fuid_info_t
*fuidp
, void *start
)
186 uint64_t *fuidloc
= start
;
188 /* First copy in the ACE FUIDs */
189 for (zfuid
= list_head(&fuidp
->z_fuids
); zfuid
;
190 zfuid
= list_next(&fuidp
->z_fuids
, zfuid
)) {
191 *fuidloc
++ = zfuid
->z_logfuid
;
198 zfs_log_fuid_domains(zfs_fuid_info_t
*fuidp
, void *start
)
200 zfs_fuid_domain_t
*zdomain
;
202 /* now copy in the domain info, if any */
203 if (fuidp
->z_domain_str_sz
!= 0) {
204 for (zdomain
= list_head(&fuidp
->z_domains
); zdomain
;
205 zdomain
= list_next(&fuidp
->z_domains
, zdomain
)) {
206 bcopy((void *)zdomain
->z_domain
, start
,
207 strlen(zdomain
->z_domain
) + 1);
208 start
= (caddr_t
)start
+
209 strlen(zdomain
->z_domain
) + 1;
216 * If zp is an xattr node, check whether the xattr owner is unlinked.
217 * We don't want to log anything if the owner is unlinked.
220 zfs_xattr_owner_unlinked(znode_t
*zp
)
226 * if zp is XATTR node, keep walking up via z_xattr_parent until we
229 while (zp
->z_pflags
& ZFS_XATTR
) {
230 ASSERT3U(zp
->z_xattr_parent
, !=, 0);
231 if (zfs_zget(ZTOZSB(zp
), zp
->z_xattr_parent
, &dzp
) != 0) {
237 unlinked
= zp
->z_unlinked
;
244 * Handles TX_CREATE, TX_CREATE_ATTR, TX_MKDIR, TX_MKDIR_ATTR and
245 * TK_MKXATTR transactions.
247 * TX_CREATE and TX_MKDIR are standard creates, but they may have FUID
248 * domain information appended prior to the name. In this case the
249 * uid/gid in the log record will be a log centric FUID.
251 * TX_CREATE_ACL_ATTR and TX_MKDIR_ACL_ATTR handle special creates that
252 * may contain attributes, ACL and optional fuid information.
254 * TX_CREATE_ACL and TX_MKDIR_ACL handle special creates that specify
255 * and ACL and normal users/groups in the ACEs.
257 * There may be an optional xvattr attribute information similar
258 * to zfs_log_setattr.
260 * Also, after the file name "domain" strings may be appended.
263 zfs_log_create(zilog_t
*zilog
, dmu_tx_t
*tx
, uint64_t txtype
,
264 znode_t
*dzp
, znode_t
*zp
, char *name
, vsecattr_t
*vsecp
,
265 zfs_fuid_info_t
*fuidp
, vattr_t
*vap
)
269 lr_acl_create_t
*lracl
;
273 xvattr_t
*xvap
= (xvattr_t
*)vap
;
276 size_t namesize
= strlen(name
) + 1;
279 if (zil_replaying(zilog
, tx
) || zfs_xattr_owner_unlinked(dzp
))
283 * If we have FUIDs present then add in space for
284 * domains and ACE fuid's if any.
287 fuidsz
+= fuidp
->z_domain_str_sz
;
288 fuidsz
+= fuidp
->z_fuid_cnt
* sizeof (uint64_t);
291 if (vap
->va_mask
& ATTR_XVATTR
)
292 xvatsize
= ZIL_XVAT_SIZE(xvap
->xva_mapsize
);
294 if ((int)txtype
== TX_CREATE_ATTR
|| (int)txtype
== TX_MKDIR_ATTR
||
295 (int)txtype
== TX_CREATE
|| (int)txtype
== TX_MKDIR
||
296 (int)txtype
== TX_MKXATTR
) {
297 txsize
= sizeof (*lr
) + namesize
+ fuidsz
+ xvatsize
;
298 lrsize
= sizeof (*lr
);
301 sizeof (lr_acl_create_t
) + namesize
+ fuidsz
+
302 ZIL_ACE_LENGTH(aclsize
) + xvatsize
;
303 lrsize
= sizeof (lr_acl_create_t
);
306 itx
= zil_itx_create(txtype
, txsize
);
308 lr
= (lr_create_t
*)&itx
->itx_lr
;
309 lr
->lr_doid
= dzp
->z_id
;
310 lr
->lr_foid
= zp
->z_id
;
311 /* Store dnode slot count in 8 bits above object id. */
312 LR_FOID_SET_SLOTS(lr
->lr_foid
, zp
->z_dnodesize
>> DNODE_SHIFT
);
313 lr
->lr_mode
= zp
->z_mode
;
314 if (!IS_EPHEMERAL(KUID_TO_SUID(ZTOI(zp
)->i_uid
))) {
315 lr
->lr_uid
= (uint64_t)KUID_TO_SUID(ZTOI(zp
)->i_uid
);
317 lr
->lr_uid
= fuidp
->z_fuid_owner
;
319 if (!IS_EPHEMERAL(KGID_TO_SGID(ZTOI(zp
)->i_gid
))) {
320 lr
->lr_gid
= (uint64_t)KGID_TO_SGID(ZTOI(zp
)->i_gid
);
322 lr
->lr_gid
= fuidp
->z_fuid_group
;
324 (void) sa_lookup(zp
->z_sa_hdl
, SA_ZPL_GEN(ZTOZSB(zp
)), &lr
->lr_gen
,
326 (void) sa_lookup(zp
->z_sa_hdl
, SA_ZPL_CRTIME(ZTOZSB(zp
)),
327 lr
->lr_crtime
, sizeof (uint64_t) * 2);
329 if (sa_lookup(zp
->z_sa_hdl
, SA_ZPL_RDEV(ZTOZSB(zp
)), &lr
->lr_rdev
,
330 sizeof (lr
->lr_rdev
)) != 0)
334 * Fill in xvattr info if any
336 if (vap
->va_mask
& ATTR_XVATTR
) {
337 zfs_log_xvattr((lr_attr_t
*)((caddr_t
)lr
+ lrsize
), xvap
);
338 end
= (caddr_t
)lr
+ lrsize
+ xvatsize
;
340 end
= (caddr_t
)lr
+ lrsize
;
343 /* Now fill in any ACL info */
346 lracl
= (lr_acl_create_t
*)&itx
->itx_lr
;
347 lracl
->lr_aclcnt
= vsecp
->vsa_aclcnt
;
348 lracl
->lr_acl_bytes
= aclsize
;
349 lracl
->lr_domcnt
= fuidp
? fuidp
->z_domain_cnt
: 0;
350 lracl
->lr_fuidcnt
= fuidp
? fuidp
->z_fuid_cnt
: 0;
351 if (vsecp
->vsa_aclflags
& VSA_ACE_ACLFLAGS
)
352 lracl
->lr_acl_flags
= (uint64_t)vsecp
->vsa_aclflags
;
354 lracl
->lr_acl_flags
= 0;
356 bcopy(vsecp
->vsa_aclentp
, end
, aclsize
);
357 end
= (caddr_t
)end
+ ZIL_ACE_LENGTH(aclsize
);
360 /* drop in FUID info */
362 end
= zfs_log_fuid_ids(fuidp
, end
);
363 end
= zfs_log_fuid_domains(fuidp
, end
);
366 * Now place file name in log record
368 bcopy(name
, end
, namesize
);
370 zil_itx_assign(zilog
, itx
, tx
);
374 * Handles both TX_REMOVE and TX_RMDIR transactions.
377 zfs_log_remove(zilog_t
*zilog
, dmu_tx_t
*tx
, uint64_t txtype
,
378 znode_t
*dzp
, char *name
, uint64_t foid
)
382 size_t namesize
= strlen(name
) + 1;
384 if (zil_replaying(zilog
, tx
) || zfs_xattr_owner_unlinked(dzp
))
387 itx
= zil_itx_create(txtype
, sizeof (*lr
) + namesize
);
388 lr
= (lr_remove_t
*)&itx
->itx_lr
;
389 lr
->lr_doid
= dzp
->z_id
;
390 bcopy(name
, (char *)(lr
+ 1), namesize
);
394 zil_itx_assign(zilog
, itx
, tx
);
398 * Handles TX_LINK transactions.
401 zfs_log_link(zilog_t
*zilog
, dmu_tx_t
*tx
, uint64_t txtype
,
402 znode_t
*dzp
, znode_t
*zp
, char *name
)
406 size_t namesize
= strlen(name
) + 1;
408 if (zil_replaying(zilog
, tx
))
411 itx
= zil_itx_create(txtype
, sizeof (*lr
) + namesize
);
412 lr
= (lr_link_t
*)&itx
->itx_lr
;
413 lr
->lr_doid
= dzp
->z_id
;
414 lr
->lr_link_obj
= zp
->z_id
;
415 bcopy(name
, (char *)(lr
+ 1), namesize
);
417 zil_itx_assign(zilog
, itx
, tx
);
421 * Handles TX_SYMLINK transactions.
424 zfs_log_symlink(zilog_t
*zilog
, dmu_tx_t
*tx
, uint64_t txtype
,
425 znode_t
*dzp
, znode_t
*zp
, char *name
, char *link
)
429 size_t namesize
= strlen(name
) + 1;
430 size_t linksize
= strlen(link
) + 1;
432 if (zil_replaying(zilog
, tx
))
435 itx
= zil_itx_create(txtype
, sizeof (*lr
) + namesize
+ linksize
);
436 lr
= (lr_create_t
*)&itx
->itx_lr
;
437 lr
->lr_doid
= dzp
->z_id
;
438 lr
->lr_foid
= zp
->z_id
;
439 lr
->lr_uid
= KUID_TO_SUID(ZTOI(zp
)->i_uid
);
440 lr
->lr_gid
= KGID_TO_SGID(ZTOI(zp
)->i_gid
);
441 lr
->lr_mode
= zp
->z_mode
;
442 (void) sa_lookup(zp
->z_sa_hdl
, SA_ZPL_GEN(ZTOZSB(zp
)), &lr
->lr_gen
,
444 (void) sa_lookup(zp
->z_sa_hdl
, SA_ZPL_CRTIME(ZTOZSB(zp
)),
445 lr
->lr_crtime
, sizeof (uint64_t) * 2);
446 bcopy(name
, (char *)(lr
+ 1), namesize
);
447 bcopy(link
, (char *)(lr
+ 1) + namesize
, linksize
);
449 zil_itx_assign(zilog
, itx
, tx
);
453 * Handles TX_RENAME transactions.
456 zfs_log_rename(zilog_t
*zilog
, dmu_tx_t
*tx
, uint64_t txtype
,
457 znode_t
*sdzp
, char *sname
, znode_t
*tdzp
, char *dname
, znode_t
*szp
)
461 size_t snamesize
= strlen(sname
) + 1;
462 size_t dnamesize
= strlen(dname
) + 1;
464 if (zil_replaying(zilog
, tx
))
467 itx
= zil_itx_create(txtype
, sizeof (*lr
) + snamesize
+ dnamesize
);
468 lr
= (lr_rename_t
*)&itx
->itx_lr
;
469 lr
->lr_sdoid
= sdzp
->z_id
;
470 lr
->lr_tdoid
= tdzp
->z_id
;
471 bcopy(sname
, (char *)(lr
+ 1), snamesize
);
472 bcopy(dname
, (char *)(lr
+ 1) + snamesize
, dnamesize
);
473 itx
->itx_oid
= szp
->z_id
;
475 zil_itx_assign(zilog
, itx
, tx
);
479 * zfs_log_write() handles TX_WRITE transactions. The specified callback is
480 * called as soon as the write is on stable storage (be it via a DMU sync or a
483 long zfs_immediate_write_sz
= 32768;
486 zfs_log_write(zilog_t
*zilog
, dmu_tx_t
*tx
, int txtype
,
487 znode_t
*zp
, offset_t off
, ssize_t resid
, int ioflag
,
488 zil_callback_t callback
, void *callback_data
)
490 uint32_t blocksize
= zp
->z_blksz
;
491 itx_wr_state_t write_state
;
494 if (zil_replaying(zilog
, tx
) || zp
->z_unlinked
||
495 zfs_xattr_owner_unlinked(zp
)) {
496 if (callback
!= NULL
)
497 callback(callback_data
);
501 if (zilog
->zl_logbias
== ZFS_LOGBIAS_THROUGHPUT
)
502 write_state
= WR_INDIRECT
;
503 else if (!spa_has_slogs(zilog
->zl_spa
) &&
504 resid
>= zfs_immediate_write_sz
)
505 write_state
= WR_INDIRECT
;
506 else if (ioflag
& (FSYNC
| FDSYNC
))
507 write_state
= WR_COPIED
;
509 write_state
= WR_NEED_COPY
;
511 if ((fsync_cnt
= (uintptr_t)tsd_get(zfs_fsyncer_key
)) != 0) {
512 (void) tsd_set(zfs_fsyncer_key
, (void *)(fsync_cnt
- 1));
518 itx_wr_state_t wr_state
= write_state
;
521 if (wr_state
== WR_COPIED
&& resid
> ZIL_MAX_COPIED_DATA
)
522 wr_state
= WR_NEED_COPY
;
523 else if (wr_state
== WR_INDIRECT
)
524 len
= MIN(blocksize
- P2PHASE(off
, blocksize
), resid
);
526 itx
= zil_itx_create(txtype
, sizeof (*lr
) +
527 (wr_state
== WR_COPIED
? len
: 0));
528 lr
= (lr_write_t
*)&itx
->itx_lr
;
529 if (wr_state
== WR_COPIED
&& dmu_read(ZTOZSB(zp
)->z_os
,
530 zp
->z_id
, off
, len
, lr
+ 1, DMU_READ_NO_PREFETCH
) != 0) {
531 zil_itx_destroy(itx
);
532 itx
= zil_itx_create(txtype
, sizeof (*lr
));
533 lr
= (lr_write_t
*)&itx
->itx_lr
;
534 wr_state
= WR_NEED_COPY
;
537 itx
->itx_wr_state
= wr_state
;
538 lr
->lr_foid
= zp
->z_id
;
542 BP_ZERO(&lr
->lr_blkptr
);
544 itx
->itx_private
= ZTOZSB(zp
);
546 if (!(ioflag
& (FSYNC
| FDSYNC
)) && (zp
->z_sync_cnt
== 0) &&
548 itx
->itx_sync
= B_FALSE
;
550 itx
->itx_callback
= callback
;
551 itx
->itx_callback_data
= callback_data
;
552 zil_itx_assign(zilog
, itx
, tx
);
560 * Handles TX_TRUNCATE transactions.
563 zfs_log_truncate(zilog_t
*zilog
, dmu_tx_t
*tx
, int txtype
,
564 znode_t
*zp
, uint64_t off
, uint64_t len
)
569 if (zil_replaying(zilog
, tx
) || zp
->z_unlinked
||
570 zfs_xattr_owner_unlinked(zp
))
573 itx
= zil_itx_create(txtype
, sizeof (*lr
));
574 lr
= (lr_truncate_t
*)&itx
->itx_lr
;
575 lr
->lr_foid
= zp
->z_id
;
579 itx
->itx_sync
= (zp
->z_sync_cnt
!= 0);
580 zil_itx_assign(zilog
, itx
, tx
);
584 * Handles TX_SETATTR transactions.
587 zfs_log_setattr(zilog_t
*zilog
, dmu_tx_t
*tx
, int txtype
,
588 znode_t
*zp
, vattr_t
*vap
, uint_t mask_applied
, zfs_fuid_info_t
*fuidp
)
592 xvattr_t
*xvap
= (xvattr_t
*)vap
;
593 size_t recsize
= sizeof (lr_setattr_t
);
596 if (zil_replaying(zilog
, tx
) || zp
->z_unlinked
)
600 * If XVATTR set, then log record size needs to allow
601 * for lr_attr_t + xvattr mask, mapsize and create time
602 * plus actual attribute values
604 if (vap
->va_mask
& ATTR_XVATTR
)
605 recsize
= sizeof (*lr
) + ZIL_XVAT_SIZE(xvap
->xva_mapsize
);
608 recsize
+= fuidp
->z_domain_str_sz
;
610 itx
= zil_itx_create(txtype
, recsize
);
611 lr
= (lr_setattr_t
*)&itx
->itx_lr
;
612 lr
->lr_foid
= zp
->z_id
;
613 lr
->lr_mask
= (uint64_t)mask_applied
;
614 lr
->lr_mode
= (uint64_t)vap
->va_mode
;
615 if ((mask_applied
& ATTR_UID
) && IS_EPHEMERAL(vap
->va_uid
))
616 lr
->lr_uid
= fuidp
->z_fuid_owner
;
618 lr
->lr_uid
= (uint64_t)vap
->va_uid
;
620 if ((mask_applied
& ATTR_GID
) && IS_EPHEMERAL(vap
->va_gid
))
621 lr
->lr_gid
= fuidp
->z_fuid_group
;
623 lr
->lr_gid
= (uint64_t)vap
->va_gid
;
625 lr
->lr_size
= (uint64_t)vap
->va_size
;
626 ZFS_TIME_ENCODE(&vap
->va_atime
, lr
->lr_atime
);
627 ZFS_TIME_ENCODE(&vap
->va_mtime
, lr
->lr_mtime
);
628 start
= (lr_setattr_t
*)(lr
+ 1);
629 if (vap
->va_mask
& ATTR_XVATTR
) {
630 zfs_log_xvattr((lr_attr_t
*)start
, xvap
);
631 start
= (caddr_t
)start
+ ZIL_XVAT_SIZE(xvap
->xva_mapsize
);
635 * Now stick on domain information if any on end
639 (void) zfs_log_fuid_domains(fuidp
, start
);
641 itx
->itx_sync
= (zp
->z_sync_cnt
!= 0);
642 zil_itx_assign(zilog
, itx
, tx
);
646 * Handles TX_ACL transactions.
649 zfs_log_acl(zilog_t
*zilog
, dmu_tx_t
*tx
, znode_t
*zp
,
650 vsecattr_t
*vsecp
, zfs_fuid_info_t
*fuidp
)
658 size_t aclbytes
= vsecp
->vsa_aclentsz
;
660 if (zil_replaying(zilog
, tx
) || zp
->z_unlinked
)
663 txtype
= (ZTOZSB(zp
)->z_version
< ZPL_VERSION_FUID
) ?
666 if (txtype
== TX_ACL
)
667 lrsize
= sizeof (*lr
);
669 lrsize
= sizeof (*lrv0
);
672 ((txtype
== TX_ACL
) ? ZIL_ACE_LENGTH(aclbytes
) : aclbytes
) +
673 (fuidp
? fuidp
->z_domain_str_sz
: 0) +
674 sizeof (uint64_t) * (fuidp
? fuidp
->z_fuid_cnt
: 0);
676 itx
= zil_itx_create(txtype
, txsize
);
678 lr
= (lr_acl_t
*)&itx
->itx_lr
;
679 lr
->lr_foid
= zp
->z_id
;
680 if (txtype
== TX_ACL
) {
681 lr
->lr_acl_bytes
= aclbytes
;
682 lr
->lr_domcnt
= fuidp
? fuidp
->z_domain_cnt
: 0;
683 lr
->lr_fuidcnt
= fuidp
? fuidp
->z_fuid_cnt
: 0;
684 if (vsecp
->vsa_mask
& VSA_ACE_ACLFLAGS
)
685 lr
->lr_acl_flags
= (uint64_t)vsecp
->vsa_aclflags
;
687 lr
->lr_acl_flags
= 0;
689 lr
->lr_aclcnt
= (uint64_t)vsecp
->vsa_aclcnt
;
691 if (txtype
== TX_ACL_V0
) {
692 lrv0
= (lr_acl_v0_t
*)lr
;
693 bcopy(vsecp
->vsa_aclentp
, (ace_t
*)(lrv0
+ 1), aclbytes
);
695 void *start
= (ace_t
*)(lr
+ 1);
697 bcopy(vsecp
->vsa_aclentp
, start
, aclbytes
);
699 start
= (caddr_t
)start
+ ZIL_ACE_LENGTH(aclbytes
);
702 start
= zfs_log_fuid_ids(fuidp
, start
);
703 (void) zfs_log_fuid_domains(fuidp
, start
);
707 itx
->itx_sync
= (zp
->z_sync_cnt
!= 0);
708 zil_itx_assign(zilog
, itx
, tx
);
711 #if defined(_KERNEL) && defined(HAVE_SPL)
712 module_param(zfs_immediate_write_sz
, long, 0644);
713 MODULE_PARM_DESC(zfs_immediate_write_sz
, "Largest data block to write to zil");