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Update to onnv_147

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This is the last official OpenSolaris tag before the public
development tree was closed.
This commit is contained in:
Brian Behlendorf
2010-08-26 14:24:34 -07:00
parent 1980602bfa
commit 572e285762
101 changed files with 7835 additions and 2448 deletions
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module/zfs/dnode_sync.c
+25 -9
View File
@@ -76,7 +76,11 @@ dnode_increase_indirection(dnode_t *dn, dmu_tx_t *tx)
if (child == NULL)
continue;
ASSERT3P(child->db_dnode, ==, dn);
#ifdef DEBUG
DB_DNODE_ENTER(child);
ASSERT3P(DB_DNODE(child), ==, dn);
DB_DNODE_EXIT(child);
#endif /* DEBUG */
if (child->db_parent && child->db_parent != dn->dn_dbuf) {
ASSERT(child->db_parent->db_level == db->db_level);
ASSERT(child->db_blkptr !=
@@ -135,15 +139,18 @@ free_verify(dmu_buf_impl_t *db, uint64_t start, uint64_t end, dmu_tx_t *tx)
int off, num;
int i, err, epbs;
uint64_t txg = tx->tx_txg;
dnode_t *dn;
epbs = db->db_dnode->dn_phys->dn_indblkshift - SPA_BLKPTRSHIFT;
DB_DNODE_ENTER(db);
dn = DB_DNODE(db);
epbs = dn->dn_phys->dn_indblkshift - SPA_BLKPTRSHIFT;
off = start - (db->db_blkid * 1<<epbs);
num = end - start + 1;
ASSERT3U(off, >=, 0);
ASSERT3U(num, >=, 0);
ASSERT3U(db->db_level, >, 0);
ASSERT3U(db->db.db_size, ==, 1<<db->db_dnode->dn_phys->dn_indblkshift);
ASSERT3U(db->db.db_size, ==, 1 << dn->dn_phys->dn_indblkshift);
ASSERT3U(off+num, <=, db->db.db_size >> SPA_BLKPTRSHIFT);
ASSERT(db->db_blkptr != NULL);
@@ -155,10 +162,10 @@ free_verify(dmu_buf_impl_t *db, uint64_t start, uint64_t end, dmu_tx_t *tx)
ASSERT(db->db_level == 1);
rw_enter(&db->db_dnode->dn_struct_rwlock, RW_READER);
err = dbuf_hold_impl(db->db_dnode, db->db_level-1,
rw_enter(&dn->dn_struct_rwlock, RW_READER);
err = dbuf_hold_impl(dn, db->db_level-1,
(db->db_blkid << epbs) + i, TRUE, FTAG, &child);
rw_exit(&db->db_dnode->dn_struct_rwlock);
rw_exit(&dn->dn_struct_rwlock);
if (err == ENOENT)
continue;
ASSERT(err == 0);
@@ -200,6 +207,7 @@ free_verify(dmu_buf_impl_t *db, uint64_t start, uint64_t end, dmu_tx_t *tx)
dbuf_rele(child, FTAG);
}
DB_DNODE_EXIT(db);
}
#endif
@@ -209,7 +217,7 @@ static int
free_children(dmu_buf_impl_t *db, uint64_t blkid, uint64_t nblks, int trunc,
dmu_tx_t *tx)
{
dnode_t *dn = db->db_dnode;
dnode_t *dn;
blkptr_t *bp;
dmu_buf_impl_t *subdb;
uint64_t start, end, dbstart, dbend, i;
@@ -230,7 +238,9 @@ free_children(dmu_buf_impl_t *db, uint64_t blkid, uint64_t nblks, int trunc,
dbuf_release_bp(db);
bp = (blkptr_t *)db->db.db_data;
epbs = db->db_dnode->dn_phys->dn_indblkshift - SPA_BLKPTRSHIFT;
DB_DNODE_ENTER(db);
dn = DB_DNODE(db);
epbs = dn->dn_phys->dn_indblkshift - SPA_BLKPTRSHIFT;
shift = (db->db_level - 1) * epbs;
dbstart = db->db_blkid << epbs;
start = blkid >> shift;
@@ -253,6 +263,7 @@ free_children(dmu_buf_impl_t *db, uint64_t blkid, uint64_t nblks, int trunc,
blocks_freed = free_blocks(dn, bp, end-start+1, tx);
arc_buf_freeze(db->db_buf);
ASSERT(all || blocks_freed == 0 || db->db_last_dirty);
DB_DNODE_EXIT(db);
return (all ? ALL : blocks_freed);
}
@@ -272,6 +283,7 @@ free_children(dmu_buf_impl_t *db, uint64_t blkid, uint64_t nblks, int trunc,
}
dbuf_rele(subdb, FTAG);
}
DB_DNODE_EXIT(db);
arc_buf_freeze(db->db_buf);
#ifdef ZFS_DEBUG
bp -= (end-start)+1;
@@ -375,7 +387,11 @@ dnode_evict_dbufs(dnode_t *dn)
for (; db != &marker; db = list_head(&dn->dn_dbufs)) {
list_remove(&dn->dn_dbufs, db);
list_insert_tail(&dn->dn_dbufs, db);
ASSERT3P(db->db_dnode, ==, dn);
#ifdef DEBUG
DB_DNODE_ENTER(db);
ASSERT3P(DB_DNODE(db), ==, dn);
DB_DNODE_EXIT(db);
#endif /* DEBUG */
mutex_enter(&db->db_mtx);
if (db->db_state == DB_EVICTING) {