svn commit: r265751 - in stable/9: cddl/contrib/opensolaris/cmd/zdb cddl/contrib/opensolaris/lib/libzpool/common cddl/contrib/opensolaris/lib/libzpool/common/sys sys/cddl/contrib/opensolaris/uts/co...
Xin LI
delphij at FreeBSD.org
Fri May 9 07:55:03 UTC 2014
Author: delphij
Date: Fri May 9 07:54:59 2014
New Revision: 265751
URL: http://svnweb.freebsd.org/changeset/base/265751
Log:
MFC r264669: MFV r264666:
4374 dn_free_ranges should use range_tree_t
Modified:
stable/9/cddl/contrib/opensolaris/cmd/zdb/zdb.c
stable/9/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c
stable/9/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/ddt.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/range_tree.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/space_map.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dnode.h
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/range_tree.h
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_disk.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_leaf.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_micro.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c
stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/bitmap.h
stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/sysmacros.h
Directory Properties:
stable/9/cddl/contrib/opensolaris/ (props changed)
stable/9/sys/cddl/contrib/opensolaris/ (props changed)
Modified: stable/9/cddl/contrib/opensolaris/cmd/zdb/zdb.c
==============================================================================
--- stable/9/cddl/contrib/opensolaris/cmd/zdb/zdb.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/cddl/contrib/opensolaris/cmd/zdb/zdb.c Fri May 9 07:54:59 2014 (r265751)
@@ -21,7 +21,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#include <stdio.h>
@@ -2741,7 +2741,8 @@ dump_simulated_ddt(spa_t *spa)
dds.dds_ref_psize = zdde->zdde_ref_psize;
dds.dds_ref_dsize = zdde->zdde_ref_dsize;
- ddt_stat_add(&ddh_total.ddh_stat[highbit(refcnt) - 1], &dds, 0);
+ ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1],
+ &dds, 0);
umem_free(zdde, sizeof (*zdde));
}
Modified: stable/9/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c
==============================================================================
--- stable/9/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,6 +20,8 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
+ * Copyright (c) 2013, Joyent, Inc. All rights reserved.
*/
#include <assert.h>
@@ -800,20 +802,17 @@ delay(clock_t ticks)
/*
* Find highest one bit set.
* Returns bit number + 1 of highest bit that is set, otherwise returns 0.
- * High order bit is 31 (or 63 in _LP64 kernel).
*/
int
-highbit(ulong_t i)
+highbit64(uint64_t i)
{
- register int h = 1;
+ int h = 1;
if (i == 0)
return (0);
-#ifdef _LP64
- if (i & 0xffffffff00000000ul) {
+ if (i & 0xffffffff00000000ULL) {
h += 32; i >>= 32;
}
-#endif
if (i & 0xffff0000) {
h += 16; i >>= 16;
}
Modified: stable/9/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h
==============================================================================
--- stable/9/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
* Copyright (c) 2012, Joyent, Inc. All rights reserved.
*/
/*
@@ -566,7 +566,7 @@ extern void delay(clock_t ticks);
extern uint64_t physmem;
-extern int highbit(ulong_t i);
+extern int highbit64(uint64_t i);
extern int random_get_bytes(uint8_t *ptr, size_t len);
extern int random_get_pseudo_bytes(uint8_t *ptr, size_t len);
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c Fri May 9 07:54:59 2014 (r265751)
@@ -21,7 +21,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
* Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
* Copyright (c) 2013, Joyent, Inc. All rights reserved.
*/
@@ -40,6 +40,7 @@
#include <sys/dmu_zfetch.h>
#include <sys/sa.h>
#include <sys/sa_impl.h>
+#include <sys/range_tree.h>
/*
* Number of times that zfs_free_range() took the slow path while doing
@@ -1177,7 +1178,10 @@ dbuf_dirty(dmu_buf_impl_t *db, dmu_tx_t
if (db->db_level == 0 && db->db_blkid != DMU_BONUS_BLKID &&
db->db_blkid != DMU_SPILL_BLKID) {
mutex_enter(&dn->dn_mtx);
- dnode_clear_range(dn, db->db_blkid, 1, tx);
+ if (dn->dn_free_ranges[txgoff] != NULL) {
+ range_tree_clear(dn->dn_free_ranges[txgoff],
+ db->db_blkid, 1);
+ }
mutex_exit(&dn->dn_mtx);
db->db_freed_in_flight = FALSE;
}
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/ddt.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/ddt.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/ddt.c Fri May 9 07:54:59 2014 (r265751)
@@ -21,7 +21,7 @@
/*
* Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@@ -416,7 +416,7 @@ ddt_stat_update(ddt_t *ddt, ddt_entry_t
ddt_stat_generate(ddt, dde, &dds);
- bucket = highbit(dds.dds_ref_blocks) - 1;
+ bucket = highbit64(dds.dds_ref_blocks) - 1;
ASSERT(bucket >= 0);
ddh = &ddt->ddt_histogram[dde->dde_type][dde->dde_class];
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@@ -35,8 +35,7 @@
#include <sys/spa.h>
#include <sys/zio.h>
#include <sys/dmu_zfetch.h>
-
-static int free_range_compar(const void *node1, const void *node2);
+#include <sys/range_tree.h>
static kmem_cache_t *dnode_cache;
/*
@@ -92,9 +91,7 @@ dnode_cons(void *arg, void *unused, int
for (i = 0; i < TXG_SIZE; i++) {
list_link_init(&dn->dn_dirty_link[i]);
- avl_create(&dn->dn_ranges[i], free_range_compar,
- sizeof (free_range_t),
- offsetof(struct free_range, fr_node));
+ dn->dn_free_ranges[i] = NULL;
list_create(&dn->dn_dirty_records[i],
sizeof (dbuf_dirty_record_t),
offsetof(dbuf_dirty_record_t, dr_dirty_node));
@@ -143,7 +140,7 @@ dnode_dest(void *arg, void *unused)
for (i = 0; i < TXG_SIZE; i++) {
ASSERT(!list_link_active(&dn->dn_dirty_link[i]));
- avl_destroy(&dn->dn_ranges[i]);
+ ASSERT3P(dn->dn_free_ranges[i], ==, NULL);
list_destroy(&dn->dn_dirty_records[i]);
ASSERT0(dn->dn_next_nblkptr[i]);
ASSERT0(dn->dn_next_nlevels[i]);
@@ -316,19 +313,6 @@ dnode_buf_byteswap(void *vbuf, size_t si
}
}
-static int
-free_range_compar(const void *node1, const void *node2)
-{
- const free_range_t *rp1 = node1;
- const free_range_t *rp2 = node2;
-
- if (rp1->fr_blkid < rp2->fr_blkid)
- return (-1);
- else if (rp1->fr_blkid > rp2->fr_blkid)
- return (1);
- else return (0);
-}
-
void
dnode_setbonuslen(dnode_t *dn, int newsize, dmu_tx_t *tx)
{
@@ -377,7 +361,7 @@ dnode_setdblksz(dnode_t *dn, int size)
1<<(sizeof (dn->dn_phys->dn_datablkszsec) * 8));
dn->dn_datablksz = size;
dn->dn_datablkszsec = size >> SPA_MINBLOCKSHIFT;
- dn->dn_datablkshift = ISP2(size) ? highbit(size - 1) : 0;
+ dn->dn_datablkshift = ISP2(size) ? highbit64(size - 1) : 0;
}
static dnode_t *
@@ -533,7 +517,7 @@ dnode_allocate(dnode_t *dn, dmu_object_t
ASSERT0(dn->dn_next_blksz[i]);
ASSERT(!list_link_active(&dn->dn_dirty_link[i]));
ASSERT3P(list_head(&dn->dn_dirty_records[i]), ==, NULL);
- ASSERT0(avl_numnodes(&dn->dn_ranges[i]));
+ ASSERT3P(dn->dn_free_ranges[i], ==, NULL);
}
dn->dn_type = ot;
@@ -697,7 +681,8 @@ dnode_move_impl(dnode_t *odn, dnode_t *n
list_move_tail(&ndn->dn_dirty_records[i],
&odn->dn_dirty_records[i]);
}
- bcopy(&odn->dn_ranges[0], &ndn->dn_ranges[0], sizeof (odn->dn_ranges));
+ bcopy(&odn->dn_free_ranges[0], &ndn->dn_free_ranges[0],
+ sizeof (odn->dn_free_ranges));
ndn->dn_allocated_txg = odn->dn_allocated_txg;
ndn->dn_free_txg = odn->dn_free_txg;
ndn->dn_assigned_txg = odn->dn_assigned_txg;
@@ -760,8 +745,7 @@ dnode_move_impl(dnode_t *odn, dnode_t *n
list_create(&odn->dn_dirty_records[i],
sizeof (dbuf_dirty_record_t),
offsetof(dbuf_dirty_record_t, dr_dirty_node));
- odn->dn_ranges[i].avl_root = NULL;
- odn->dn_ranges[i].avl_numnodes = 0;
+ odn->dn_free_ranges[i] = NULL;
odn->dn_next_nlevels[i] = 0;
odn->dn_next_indblkshift[i] = 0;
odn->dn_next_bonustype[i] = 0;
@@ -1467,59 +1451,6 @@ out:
}
void
-dnode_clear_range(dnode_t *dn, uint64_t blkid, uint64_t nblks, dmu_tx_t *tx)
-{
- avl_tree_t *tree = &dn->dn_ranges[tx->tx_txg&TXG_MASK];
- avl_index_t where;
- free_range_t *rp;
- free_range_t rp_tofind;
- uint64_t endblk = blkid + nblks;
-
- ASSERT(MUTEX_HELD(&dn->dn_mtx));
- ASSERT(nblks <= UINT64_MAX - blkid); /* no overflow */
-
- dprintf_dnode(dn, "blkid=%llu nblks=%llu txg=%llu\n",
- blkid, nblks, tx->tx_txg);
- rp_tofind.fr_blkid = blkid;
- rp = avl_find(tree, &rp_tofind, &where);
- if (rp == NULL)
- rp = avl_nearest(tree, where, AVL_BEFORE);
- if (rp == NULL)
- rp = avl_nearest(tree, where, AVL_AFTER);
-
- while (rp && (rp->fr_blkid <= blkid + nblks)) {
- uint64_t fr_endblk = rp->fr_blkid + rp->fr_nblks;
- free_range_t *nrp = AVL_NEXT(tree, rp);
-
- if (blkid <= rp->fr_blkid && endblk >= fr_endblk) {
- /* clear this entire range */
- avl_remove(tree, rp);
- kmem_free(rp, sizeof (free_range_t));
- } else if (blkid <= rp->fr_blkid &&
- endblk > rp->fr_blkid && endblk < fr_endblk) {
- /* clear the beginning of this range */
- rp->fr_blkid = endblk;
- rp->fr_nblks = fr_endblk - endblk;
- } else if (blkid > rp->fr_blkid && blkid < fr_endblk &&
- endblk >= fr_endblk) {
- /* clear the end of this range */
- rp->fr_nblks = blkid - rp->fr_blkid;
- } else if (blkid > rp->fr_blkid && endblk < fr_endblk) {
- /* clear a chunk out of this range */
- free_range_t *new_rp =
- kmem_alloc(sizeof (free_range_t), KM_SLEEP);
-
- new_rp->fr_blkid = endblk;
- new_rp->fr_nblks = fr_endblk - endblk;
- avl_insert_here(tree, new_rp, rp, AVL_AFTER);
- rp->fr_nblks = blkid - rp->fr_blkid;
- }
- /* there may be no overlap */
- rp = nrp;
- }
-}
-
-void
dnode_free_range(dnode_t *dn, uint64_t off, uint64_t len, dmu_tx_t *tx)
{
dmu_buf_impl_t *db;
@@ -1669,22 +1600,15 @@ done:
* We will finish up this free operation in the syncing phase.
*/
mutex_enter(&dn->dn_mtx);
- dnode_clear_range(dn, blkid, nblks, tx);
- {
- free_range_t *rp, *found;
- avl_index_t where;
- avl_tree_t *tree = &dn->dn_ranges[tx->tx_txg&TXG_MASK];
-
- /* Add new range to dn_ranges */
- rp = kmem_alloc(sizeof (free_range_t), KM_SLEEP);
- rp->fr_blkid = blkid;
- rp->fr_nblks = nblks;
- found = avl_find(tree, rp, &where);
- ASSERT(found == NULL);
- avl_insert(tree, rp, where);
- dprintf_dnode(dn, "blkid=%llu nblks=%llu txg=%llu\n",
- blkid, nblks, tx->tx_txg);
+ int txgoff = tx->tx_txg & TXG_MASK;
+ if (dn->dn_free_ranges[txgoff] == NULL) {
+ dn->dn_free_ranges[txgoff] =
+ range_tree_create(NULL, NULL, &dn->dn_mtx);
}
+ range_tree_clear(dn->dn_free_ranges[txgoff], blkid, nblks);
+ range_tree_add(dn->dn_free_ranges[txgoff], blkid, nblks);
+ dprintf_dnode(dn, "blkid=%llu nblks=%llu txg=%llu\n",
+ blkid, nblks, tx->tx_txg);
mutex_exit(&dn->dn_mtx);
dbuf_free_range(dn, blkid, blkid + nblks - 1, tx);
@@ -1712,7 +1636,6 @@ dnode_spill_freed(dnode_t *dn)
uint64_t
dnode_block_freed(dnode_t *dn, uint64_t blkid)
{
- free_range_t range_tofind;
void *dp = spa_get_dsl(dn->dn_objset->os_spa);
int i;
@@ -1732,20 +1655,10 @@ dnode_block_freed(dnode_t *dn, uint64_t
if (blkid == DMU_SPILL_BLKID)
return (dnode_spill_freed(dn));
- range_tofind.fr_blkid = blkid;
mutex_enter(&dn->dn_mtx);
for (i = 0; i < TXG_SIZE; i++) {
- free_range_t *range_found;
- avl_index_t idx;
-
- range_found = avl_find(&dn->dn_ranges[i], &range_tofind, &idx);
- if (range_found) {
- ASSERT(range_found->fr_nblks > 0);
- break;
- }
- range_found = avl_nearest(&dn->dn_ranges[i], idx, AVL_BEFORE);
- if (range_found &&
- range_found->fr_blkid + range_found->fr_nblks > blkid)
+ if (dn->dn_free_ranges[i] != NULL &&
+ range_tree_contains(dn->dn_free_ranges[i], blkid, 1))
break;
}
mutex_exit(&dn->dn_mtx);
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c Fri May 9 07:54:59 2014 (r265751)
@@ -21,7 +21,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@@ -32,6 +32,7 @@
#include <sys/dmu_objset.h>
#include <sys/dsl_dataset.h>
#include <sys/spa.h>
+#include <sys/range_tree.h>
#include <sys/zfeature.h>
static void
@@ -318,7 +319,7 @@ free_children(dmu_buf_impl_t *db, uint64
* and "free" all the blocks contained there.
*/
static void
-dnode_sync_free_range(dnode_t *dn, uint64_t blkid, uint64_t nblks,
+dnode_sync_free_range_impl(dnode_t *dn, uint64_t blkid, uint64_t nblks,
dmu_tx_t *tx)
{
blkptr_t *bp = dn->dn_phys->dn_blkptr;
@@ -376,6 +377,22 @@ dnode_sync_free_range(dnode_t *dn, uint6
}
}
+typedef struct dnode_sync_free_range_arg {
+ dnode_t *dsfra_dnode;
+ dmu_tx_t *dsfra_tx;
+} dnode_sync_free_range_arg_t;
+
+static void
+dnode_sync_free_range(void *arg, uint64_t blkid, uint64_t nblks)
+{
+ dnode_sync_free_range_arg_t *dsfra = arg;
+ dnode_t *dn = dsfra->dsfra_dnode;
+
+ mutex_exit(&dn->dn_mtx);
+ dnode_sync_free_range_impl(dn, blkid, nblks, dsfra->dsfra_tx);
+ mutex_enter(&dn->dn_mtx);
+}
+
/*
* Try to kick all the dnode's dbufs out of the cache...
*/
@@ -536,7 +553,6 @@ dnode_sync_free(dnode_t *dn, dmu_tx_t *t
void
dnode_sync(dnode_t *dn, dmu_tx_t *tx)
{
- free_range_t *rp;
dnode_phys_t *dnp = dn->dn_phys;
int txgoff = tx->tx_txg & TXG_MASK;
list_t *list = &dn->dn_dirty_records[txgoff];
@@ -594,9 +610,9 @@ dnode_sync(dnode_t *dn, dmu_tx_t *tx)
SPA_MINBLOCKSIZE) == 0);
ASSERT(BP_IS_HOLE(&dnp->dn_blkptr[0]) ||
dn->dn_maxblkid == 0 || list_head(list) != NULL ||
- avl_last(&dn->dn_ranges[txgoff]) ||
dn->dn_next_blksz[txgoff] >> SPA_MINBLOCKSHIFT ==
- dnp->dn_datablkszsec);
+ dnp->dn_datablkszsec ||
+ range_tree_space(dn->dn_free_ranges[txgoff]) != 0);
dnp->dn_datablkszsec =
dn->dn_next_blksz[txgoff] >> SPA_MINBLOCKSHIFT;
dn->dn_next_blksz[txgoff] = 0;
@@ -655,13 +671,16 @@ dnode_sync(dnode_t *dn, dmu_tx_t *tx)
}
/* process all the "freed" ranges in the file */
- while (rp = avl_last(&dn->dn_ranges[txgoff])) {
- dnode_sync_free_range(dn, rp->fr_blkid, rp->fr_nblks, tx);
- /* grab the mutex so we don't race with dnode_block_freed() */
+ if (dn->dn_free_ranges[txgoff] != NULL) {
+ dnode_sync_free_range_arg_t dsfra;
+ dsfra.dsfra_dnode = dn;
+ dsfra.dsfra_tx = tx;
mutex_enter(&dn->dn_mtx);
- avl_remove(&dn->dn_ranges[txgoff], rp);
+ range_tree_vacate(dn->dn_free_ranges[txgoff],
+ dnode_sync_free_range, &dsfra);
+ range_tree_destroy(dn->dn_free_ranges[txgoff]);
+ dn->dn_free_ranges[txgoff] = NULL;
mutex_exit(&dn->dn_mtx);
- kmem_free(rp, sizeof (free_range_t));
}
if (freeing_dnode) {
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/metaslab.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
* Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
*/
@@ -790,7 +790,7 @@ metaslab_ff_alloc(metaslab_t *msp, uint6
* may exist in the same region.
*/
uint64_t align = size & -size;
- uint64_t *cursor = &msp->ms_lbas[highbit(align) - 1];
+ uint64_t *cursor = &msp->ms_lbas[highbit64(align) - 1];
avl_tree_t *t = &msp->ms_tree->rt_root;
return (metaslab_block_picker(t, cursor, size, align));
@@ -827,7 +827,7 @@ metaslab_df_alloc(metaslab_t *msp, uint6
* may exist in the same region.
*/
uint64_t align = size & -size;
- uint64_t *cursor = &msp->ms_lbas[highbit(align) - 1];
+ uint64_t *cursor = &msp->ms_lbas[highbit64(align) - 1];
range_tree_t *rt = msp->ms_tree;
avl_tree_t *t = &rt->rt_root;
uint64_t max_size = metaslab_block_maxsize(msp);
@@ -943,7 +943,7 @@ metaslab_ndf_alloc(metaslab_t *msp, uint
avl_tree_t *t = &msp->ms_tree->rt_root;
avl_index_t where;
range_seg_t *rs, rsearch;
- uint64_t hbit = highbit(size);
+ uint64_t hbit = highbit64(size);
uint64_t *cursor = &msp->ms_lbas[hbit - 1];
uint64_t max_size = metaslab_block_maxsize(msp);
@@ -1186,7 +1186,7 @@ metaslab_weight_factor(metaslab_t *msp)
if (msp->ms_sm == NULL) {
vdev_t *vd = msp->ms_group->mg_vd;
- i = highbit(msp->ms_size) - 1;
+ i = highbit64(msp->ms_size) - 1;
sectors = msp->ms_size >> vd->vdev_ashift;
return (sectors * i * vd->vdev_ashift);
}
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/range_tree.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/range_tree.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/range_tree.c Fri May 9 07:54:59 2014 (r265751)
@@ -23,7 +23,7 @@
* Use is subject to license terms.
*/
/*
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2013, 2014 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@@ -60,7 +60,7 @@ range_tree_stat_verify(range_tree_t *rt)
for (rs = avl_first(&rt->rt_root); rs != NULL;
rs = AVL_NEXT(&rt->rt_root, rs)) {
uint64_t size = rs->rs_end - rs->rs_start;
- int idx = highbit(size) - 1;
+ int idx = highbit64(size) - 1;
hist[idx]++;
ASSERT3U(hist[idx], !=, 0);
@@ -79,7 +79,7 @@ static void
range_tree_stat_incr(range_tree_t *rt, range_seg_t *rs)
{
uint64_t size = rs->rs_end - rs->rs_start;
- int idx = highbit(size) - 1;
+ int idx = highbit64(size) - 1;
ASSERT3U(idx, <,
sizeof (rt->rt_histogram) / sizeof (*rt->rt_histogram));
@@ -93,7 +93,7 @@ static void
range_tree_stat_decr(range_tree_t *rt, range_seg_t *rs)
{
uint64_t size = rs->rs_end - rs->rs_start;
- int idx = highbit(size) - 1;
+ int idx = highbit64(size) - 1;
ASSERT3U(idx, <,
sizeof (rt->rt_histogram) / sizeof (*rt->rt_histogram));
@@ -299,10 +299,10 @@ range_tree_remove(void *arg, uint64_t st
}
static range_seg_t *
-range_tree_find(range_tree_t *rt, uint64_t start, uint64_t size,
- avl_index_t *wherep)
+range_tree_find_impl(range_tree_t *rt, uint64_t start, uint64_t size)
{
- range_seg_t rsearch, *rs;
+ avl_index_t where;
+ range_seg_t rsearch;
uint64_t end = start + size;
ASSERT(MUTEX_HELD(rt->rt_lock));
@@ -310,9 +310,14 @@ range_tree_find(range_tree_t *rt, uint64
rsearch.rs_start = start;
rsearch.rs_end = end;
- rs = avl_find(&rt->rt_root, &rsearch, wherep);
+ return (avl_find(&rt->rt_root, &rsearch, &where));
+}
- if (rs != NULL && rs->rs_start <= start && rs->rs_end >= end)
+static range_seg_t *
+range_tree_find(range_tree_t *rt, uint64_t start, uint64_t size)
+{
+ range_seg_t *rs = range_tree_find_impl(rt, start, size);
+ if (rs != NULL && rs->rs_start <= start && rs->rs_end >= start + size)
return (rs);
return (NULL);
}
@@ -321,10 +326,9 @@ void
range_tree_verify(range_tree_t *rt, uint64_t off, uint64_t size)
{
range_seg_t *rs;
- avl_index_t where;
mutex_enter(rt->rt_lock);
- rs = range_tree_find(rt, off, size, &where);
+ rs = range_tree_find(rt, off, size);
if (rs != NULL)
panic("freeing free block; rs=%p", (void *)rs);
mutex_exit(rt->rt_lock);
@@ -333,9 +337,23 @@ range_tree_verify(range_tree_t *rt, uint
boolean_t
range_tree_contains(range_tree_t *rt, uint64_t start, uint64_t size)
{
- avl_index_t where;
+ return (range_tree_find(rt, start, size) != NULL);
+}
- return (range_tree_find(rt, start, size, &where) != NULL);
+/*
+ * Ensure that this range is not in the tree, regardless of whether
+ * it is currently in the tree.
+ */
+void
+range_tree_clear(range_tree_t *rt, uint64_t start, uint64_t size)
+{
+ range_seg_t *rs;
+
+ while ((rs = range_tree_find_impl(rt, start, size)) != NULL) {
+ uint64_t free_start = MAX(rs->rs_start, start);
+ uint64_t free_end = MIN(rs->rs_end, start + size);
+ range_tree_remove(rt, free_start, free_end - free_start);
+ }
}
void
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/space_map.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/space_map.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/space_map.c Fri May 9 07:54:59 2014 (r265751)
@@ -23,7 +23,7 @@
* Use is subject to license terms.
*/
/*
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#include <sys/zfs_context.h>
@@ -267,7 +267,7 @@ space_map_set_blocksize(space_map_t *sm,
* adding more blocks. The block size can grow until it
* reaches space_map_max_blksz.
*/
- newsz = ISP2(size) ? size : 1ULL << highbit(size);
+ newsz = ISP2(size) ? size : 1ULL << highbit64(size);
if (newsz > space_map_max_blksz)
newsz = space_map_max_blksz;
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dnode.h
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dnode.h Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dnode.h Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#ifndef _SYS_DNODE_H
@@ -198,7 +198,7 @@ typedef struct dnode {
/* protected by dn_mtx: */
kmutex_t dn_mtx;
list_t dn_dirty_records[TXG_SIZE];
- avl_tree_t dn_ranges[TXG_SIZE];
+ struct range_tree *dn_free_ranges[TXG_SIZE];
uint64_t dn_allocated_txg;
uint64_t dn_free_txg;
uint64_t dn_assigned_txg;
@@ -280,8 +280,6 @@ void dnode_buf_byteswap(void *buf, size_
void dnode_verify(dnode_t *dn);
int dnode_set_blksz(dnode_t *dn, uint64_t size, int ibs, dmu_tx_t *tx);
void dnode_free_range(dnode_t *dn, uint64_t off, uint64_t len, dmu_tx_t *tx);
-void dnode_clear_range(dnode_t *dn, uint64_t blkid,
- uint64_t nblks, dmu_tx_t *tx);
void dnode_diduse_space(dnode_t *dn, int64_t space);
void dnode_willuse_space(dnode_t *dn, int64_t space, dmu_tx_t *tx);
void dnode_new_blkid(dnode_t *dn, uint64_t blkid, dmu_tx_t *tx, boolean_t);
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/range_tree.h
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/range_tree.h Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/range_tree.h Fri May 9 07:54:59 2014 (r265751)
@@ -24,7 +24,7 @@
*/
/*
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2013, 2014 by Delphix. All rights reserved.
*/
#ifndef _SYS_RANGE_TREE_H
@@ -85,6 +85,7 @@ void range_tree_stat_verify(range_tree_t
void range_tree_add(void *arg, uint64_t start, uint64_t size);
void range_tree_remove(void *arg, uint64_t start, uint64_t size);
+void range_tree_clear(range_tree_t *rt, uint64_t start, uint64_t size);
void range_tree_vacate(range_tree_t *rt, range_tree_func_t *func, void *arg);
void range_tree_walk(range_tree_t *rt, range_tree_func_t *func, void *arg);
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev.c Fri May 9 07:54:59 2014 (r265751)
@@ -22,7 +22,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
* Copyright 2013 Martin Matuska <mm at FreeBSD.org>. All rights reserved.
*/
@@ -1626,7 +1626,7 @@ vdev_metaslab_set_size(vdev_t *vd)
/*
* Aim for roughly 200 metaslabs per vdev.
*/
- vd->vdev_ms_shift = highbit(vd->vdev_asize / 200);
+ vd->vdev_ms_shift = highbit64(vd->vdev_asize / 200);
vd->vdev_ms_shift = MAX(vd->vdev_ms_shift, SPA_MAXBLOCKSHIFT);
}
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_disk.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_disk.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_disk.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
* Copyright (c) 2013 Joyent, Inc. All rights reserved.
*/
@@ -512,7 +512,7 @@ skip_open:
FKIOCTL, kcred, NULL) != 0)
dkmext.dki_pbsize = DEV_BSIZE;
- *ashift = highbit(MAX(dkmext.dki_pbsize, SPA_MINBLOCKSIZE)) - 1;
+ *ashift = highbit64(MAX(dkmext.dki_pbsize, SPA_MINBLOCKSIZE)) - 1;
if (vd->vdev_wholedisk == 1) {
uint64_t capacity = dkmext.dki_capacity - 1;
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
/*
@@ -84,7 +84,7 @@ fzap_upgrade(zap_t *zap, dmu_tx_t *tx, z
&zap->zap_f.zap_phys, zap_evict);
mutex_init(&zap->zap_f.zap_num_entries_mtx, 0, 0, 0);
- zap->zap_f.zap_block_shift = highbit(zap->zap_dbuf->db_size) - 1;
+ zap->zap_f.zap_block_shift = highbit64(zap->zap_dbuf->db_size) - 1;
zp = zap->zap_f.zap_phys;
/*
@@ -458,7 +458,7 @@ zap_open_leaf(uint64_t blkid, dmu_buf_t
rw_init(&l->l_rwlock, 0, 0, 0);
rw_enter(&l->l_rwlock, RW_WRITER);
l->l_blkid = blkid;
- l->l_bs = highbit(db->db_size)-1;
+ l->l_bs = highbit64(db->db_size) - 1;
l->l_dbuf = db;
l->l_phys = NULL;
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_leaf.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_leaf.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_leaf.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2013, 2014 by Delphix. All rights reserved.
*/
/*
@@ -105,16 +105,16 @@ zap_leaf_byteswap(zap_leaf_phys_t *buf,
{
int i;
zap_leaf_t l;
- l.l_bs = highbit(size)-1;
+ l.l_bs = highbit64(size) - 1;
l.l_phys = buf;
- buf->l_hdr.lh_block_type = BSWAP_64(buf->l_hdr.lh_block_type);
- buf->l_hdr.lh_prefix = BSWAP_64(buf->l_hdr.lh_prefix);
- buf->l_hdr.lh_magic = BSWAP_32(buf->l_hdr.lh_magic);
- buf->l_hdr.lh_nfree = BSWAP_16(buf->l_hdr.lh_nfree);
- buf->l_hdr.lh_nentries = BSWAP_16(buf->l_hdr.lh_nentries);
- buf->l_hdr.lh_prefix_len = BSWAP_16(buf->l_hdr.lh_prefix_len);
- buf->l_hdr.lh_freelist = BSWAP_16(buf->l_hdr.lh_freelist);
+ buf->l_hdr.lh_block_type = BSWAP_64(buf->l_hdr.lh_block_type);
+ buf->l_hdr.lh_prefix = BSWAP_64(buf->l_hdr.lh_prefix);
+ buf->l_hdr.lh_magic = BSWAP_32(buf->l_hdr.lh_magic);
+ buf->l_hdr.lh_nfree = BSWAP_16(buf->l_hdr.lh_nfree);
+ buf->l_hdr.lh_nentries = BSWAP_16(buf->l_hdr.lh_nentries);
+ buf->l_hdr.lh_prefix_len = BSWAP_16(buf->l_hdr.lh_prefix_len);
+ buf->l_hdr.lh_freelist = BSWAP_16(buf->l_hdr.lh_freelist);
for (i = 0; i < ZAP_LEAF_HASH_NUMENTRIES(&l); i++)
buf->l_hash[i] = BSWAP_16(buf->l_hash[i]);
@@ -157,7 +157,7 @@ zap_leaf_init(zap_leaf_t *l, boolean_t s
{
int i;
- l->l_bs = highbit(l->l_dbuf->db_size)-1;
+ l->l_bs = highbit64(l->l_dbuf->db_size) - 1;
zap_memset(&l->l_phys->l_hdr, 0, sizeof (struct zap_leaf_header));
zap_memset(l->l_phys->l_hash, CHAIN_END, 2*ZAP_LEAF_HASH_NUMENTRIES(l));
for (i = 0; i < ZAP_LEAF_NUMCHUNKS(l); i++) {
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_micro.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_micro.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zap_micro.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
*/
#include <sys/zio.h>
@@ -380,7 +380,7 @@ mzap_open(objset_t *os, uint64_t obj, dm
if (*(uint64_t *)db->db_data != ZBT_MICRO) {
mutex_init(&zap->zap_f.zap_num_entries_mtx, 0, 0, 0);
- zap->zap_f.zap_block_shift = highbit(db->db_size) - 1;
+ zap->zap_f.zap_block_shift = highbit64(db->db_size) - 1;
} else {
zap->zap_ismicro = TRUE;
}
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Fri May 9 07:54:59 2014 (r265751)
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2011, 2014 by Delphix. All rights reserved.
* Copyright (c) 2011 Nexenta Systems, Inc. All rights reserved.
*/
@@ -1348,7 +1348,7 @@ zio_execute(zio_t *zio)
}
zio->io_stage = stage;
- rv = zio_pipeline[highbit(stage) - 1](&zio);
+ rv = zio_pipeline[highbit64(stage) - 1](&zio);
if (rv == ZIO_PIPELINE_STOP)
return;
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/bitmap.h
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/bitmap.h Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/bitmap.h Fri May 9 07:54:59 2014 (r265751)
@@ -24,6 +24,10 @@
* Use is subject to license terms.
*/
+/*
+ * Copyright (c) 2014 by Delphix. All rights reserved.
+ */
+
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
@@ -31,8 +35,6 @@
#ifndef _SYS_BITMAP_H
#define _SYS_BITMAP_H
-#pragma ident "%Z%%M% %I% %E% SMI"
-
#ifdef __cplusplus
extern "C" {
#endif
@@ -152,6 +154,7 @@ extern int bt_range(ulong_t *bitmap, siz
* Low order bit is 0, high order bit is 31.
*/
extern int highbit(ulong_t);
+extern int highbit64(uint64_t);
extern int lowbit(ulong_t);
extern int bt_getlowbit(ulong_t *bitmap, size_t start, size_t stop);
extern void bt_copy(ulong_t *, ulong_t *, ulong_t);
Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/sysmacros.h
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/sysmacros.h Fri May 9 07:38:22 2014 (r265750)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/sys/sysmacros.h Fri May 9 07:54:59 2014 (r265751)
@@ -409,6 +409,38 @@ highbit(ulong_t i)
return (h);
}
+/*
+ * Find highest one bit set.
+ * Returns bit number + 1 of highest bit that is set, otherwise returns 0.
+ */
+static __inline int
+highbit64(uint64_t i)
+{
+ int h = 1;
+
+ if (i == 0)
+ return (0);
+ if (i & 0xffffffff00000000ULL) {
+ h += 32; i >>= 32;
+ }
+ if (i & 0xffff0000) {
+ h += 16; i >>= 16;
+ }
+ if (i & 0xff00) {
+ h += 8; i >>= 8;
+ }
+ if (i & 0xf0) {
+ h += 4; i >>= 4;
+ }
+ if (i & 0xc) {
+ h += 2; i >>= 2;
+ }
+ if (i & 0x2) {
+ h += 1;
+ }
+ return (h);
+}
+
#ifdef __cplusplus
}
#endif
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