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Illumos 4370, 4371

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4370 avoid transmitting holes during zfs send
4371 DMU code clean up

Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Garrett D'Amore <garrett@damore.org>a

References:
  https://www.illumos.org/issues/4370
  https://www.illumos.org/issues/4371
  https://github.com/illumos/illumos-gate/commit/43466aa

Ported by: Tim Chase <tim@chase2k.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #2529
This commit is contained in:
Max Grossman
2013-12-09 10:37:51 -08:00
committed by Brian Behlendorf
parent fa86b5dbb6
commit b0bc7a84d9
32 changed files with 690 additions and 385 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cmd/zdb/zdb_il.c
+9 -5
View File
@@ -24,6 +24,10 @@
* Use is subject to license terms.
*/
/*
* Copyright (c) 2013 by Delphix. All rights reserved.
*/
/*
* Print intent log header and statistics.
*/
@@ -48,7 +52,7 @@ print_log_bp(const blkptr_t *bp, const char *prefix)
{
char blkbuf[BP_SPRINTF_LEN];
sprintf_blkptr(blkbuf, bp);
snprintf_blkptr(blkbuf, sizeof (blkbuf), bp);
(void) printf("%s%s\n", prefix, blkbuf);
}
@@ -133,6 +137,7 @@ zil_prt_rec_write(zilog_t *zilog, int txtype, lr_write_t *lr)
if (lr->lr_common.lrc_reclen == sizeof (lr_write_t)) {
(void) printf("%shas blkptr, %s\n", prefix,
!BP_IS_HOLE(bp) &&
bp->blk_birth >= spa_first_txg(zilog->zl_spa) ?
"will claim" : "won't claim");
print_log_bp(bp, prefix);
@@ -140,8 +145,6 @@ zil_prt_rec_write(zilog_t *zilog, int txtype, lr_write_t *lr)
if (BP_IS_HOLE(bp)) {
(void) printf("\t\t\tLSIZE 0x%llx\n",
(u_longlong_t)BP_GET_LSIZE(bp));
}
if (bp->blk_birth == 0) {
bzero(buf, sizeof (buf));
(void) printf("%s<hole>\n", prefix);
return;
@@ -314,7 +317,8 @@ print_log_block(zilog_t *zilog, blkptr_t *bp, void *arg, uint64_t claim_txg)
if (verbose >= 5) {
(void) strcpy(blkbuf, ", ");
sprintf_blkptr(blkbuf + strlen(blkbuf), bp);
snprintf_blkptr(blkbuf + strlen(blkbuf),
sizeof (blkbuf) - strlen(blkbuf), bp);
} else {
blkbuf[0] = '\0';
}
@@ -362,7 +366,7 @@ dump_intent_log(zilog_t *zilog)
int verbose = MAX(dump_opt['d'], dump_opt['i']);
int i;
if (zh->zh_log.blk_birth == 0 || verbose < 1)
if (BP_IS_HOLE(&zh->zh_log) || verbose < 1)
return;
(void) printf("\n ZIL header: claim_txg %llu, "