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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
include/sys/dbuf.h
+1 -17
View File
@@ -266,8 +266,6 @@ void dbuf_rele_and_unlock(dmu_buf_impl_t *db, void *tag);
dmu_buf_impl_t *dbuf_find(struct dnode *dn, uint8_t level, uint64_t blkid);
int dbuf_read(dmu_buf_impl_t *db, zio_t *zio, uint32_t flags);
void dbuf_will_dirty(dmu_buf_impl_t *db, dmu_tx_t *tx);
void dbuf_fill_done(dmu_buf_impl_t *db, dmu_tx_t *tx);
void dmu_buf_will_not_fill(dmu_buf_t *db, dmu_tx_t *tx);
void dmu_buf_will_fill(dmu_buf_t *db, dmu_tx_t *tx);
void dmu_buf_fill_done(dmu_buf_t *db, dmu_tx_t *tx);
@@ -295,20 +293,6 @@ void dbuf_stats_destroy(void);
#define DB_DNODE_ENTER(_db) (zrl_add(&DB_DNODE_LOCK(_db)))
#define DB_DNODE_EXIT(_db) (zrl_remove(&DB_DNODE_LOCK(_db)))
#define DB_DNODE_HELD(_db) (!zrl_is_zero(&DB_DNODE_LOCK(_db)))
#define DB_GET_SPA(_spa_p, _db) { \
dnode_t *__dn; \
DB_DNODE_ENTER(_db); \
__dn = DB_DNODE(_db); \
*(_spa_p) = __dn->dn_objset->os_spa; \
DB_DNODE_EXIT(_db); \
}
#define DB_GET_OBJSET(_os_p, _db) { \
dnode_t *__dn; \
DB_DNODE_ENTER(_db); \
__dn = DB_DNODE(_db); \
*(_os_p) = __dn->dn_objset; \
DB_DNODE_EXIT(_db); \
}
void dbuf_init(void);
void dbuf_fini(void);
@@ -358,7 +342,7 @@ _NOTE(CONSTCOND) } while (0)
#define dprintf_dbuf_bp(db, bp, fmt, ...) do { \
if (zfs_flags & ZFS_DEBUG_DPRINTF) { \
char *__blkbuf = kmem_alloc(BP_SPRINTF_LEN, KM_PUSHPAGE); \
sprintf_blkptr(__blkbuf, bp); \
snprintf_blkptr(__blkbuf, BP_SPRINTF_LEN, bp); \
dprintf_dbuf(db, fmt " %s\n", __VA_ARGS__, __blkbuf); \
kmem_free(__blkbuf, BP_SPRINTF_LEN); \
} \