Author: delphij
Date: Tue Jul 15 17:39:53 2014
New Revision: 268702
URL: http://svnweb.freebsd.org/changeset/base/268702

Log:
  4975 missing mutex_destroy() calls in zfs
  Reviewed by: Matthew Ahrens <[email protected]>
  Reviewed by: George Wilson <[email protected]>
  Reviewed by: Rich Lowe <[email protected]>
  Reviewed by: Seth Nimbosa <[email protected]>
  Reviewed by: Dan McDonald <[email protected]>
  Reviewed by: Don Brady <[email protected]>
  Approved by: Dan McDonald <[email protected]>
  
  illumos/illumos-gate@d2b3cbbd7f3a37bc7c01b526d3eb312acd070423

Modified:
  vendor-sys/illumos/dist/uts/common/fs/zfs/dbuf.c
  vendor-sys/illumos/dist/uts/common/fs/zfs/dnode.c
  vendor-sys/illumos/dist/uts/common/fs/zfs/dnode_sync.c
  vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_dataset.c
  vendor-sys/illumos/dist/uts/common/fs/zfs/sa.c

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dbuf.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/dbuf.c    Tue Jul 15 17:37:17 
2014        (r268701)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/dbuf.c    Tue Jul 15 17:39:53 
2014        (r268702)
@@ -1353,6 +1353,12 @@ dbuf_undirty(dmu_buf_impl_t *db, dmu_tx_
                if (dr->dt.dl.dr_data != db->db_buf)
                        VERIFY(arc_buf_remove_ref(dr->dt.dl.dr_data, db));
        }
+
+       if (db->db_level != 0) {
+               mutex_destroy(&dr->dt.di.dr_mtx);
+               list_destroy(&dr->dt.di.dr_children);
+       }
+
        kmem_free(dr, sizeof (dbuf_dirty_record_t));
 
        ASSERT(db->db_dirtycnt > 0);

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dnode.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/dnode.c   Tue Jul 15 17:37:17 
2014        (r268701)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/dnode.c   Tue Jul 15 17:39:53 
2014        (r268702)
@@ -1078,6 +1078,11 @@ dnode_hold_impl(objset_t *os, uint64_t o
                }
                if (winner = dmu_buf_set_user(&db->db, children_dnodes, NULL,
                    dnode_buf_pageout)) {
+
+                       for (i = 0; i < epb; i++) {
+                               zrl_destroy(&dnh[i].dnh_zrlock);
+                       }
+
                        kmem_free(children_dnodes, sizeof (dnode_children_t) +
                            (epb - 1) * sizeof (dnode_handle_t));
                        children_dnodes = winner;

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dnode_sync.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/dnode_sync.c      Tue Jul 15 
17:37:17 2014        (r268701)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/dnode_sync.c      Tue Jul 15 
17:39:53 2014        (r268702)
@@ -475,6 +475,9 @@ dnode_undirty_dbufs(list_t *list)
                        ASSERT(db->db_blkid == DMU_BONUS_BLKID ||
                            dr->dt.dl.dr_data == db->db_buf);
                        dbuf_unoverride(dr);
+               } else {
+                       mutex_destroy(&dr->dt.di.dr_mtx);
+                       list_destroy(&dr->dt.di.dr_children);
                }
                kmem_free(dr, sizeof (dbuf_dirty_record_t));
                dbuf_rele_and_unlock(db, (void *)(uintptr_t)txg);

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_dataset.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_dataset.c     Tue Jul 15 
17:37:17 2014        (r268701)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_dataset.c     Tue Jul 15 
17:39:53 2014        (r268702)
@@ -265,6 +265,7 @@ dsl_dataset_evict(dmu_buf_t *db, void *d
 
        mutex_destroy(&ds->ds_lock);
        mutex_destroy(&ds->ds_opening_lock);
+       mutex_destroy(&ds->ds_sendstream_lock);
        refcount_destroy(&ds->ds_longholds);
 
        kmem_free(ds, sizeof (dsl_dataset_t));
@@ -393,6 +394,7 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uin
                if (err != 0) {
                        mutex_destroy(&ds->ds_lock);
                        mutex_destroy(&ds->ds_opening_lock);
+                       mutex_destroy(&ds->ds_sendstream_lock);
                        refcount_destroy(&ds->ds_longholds);
                        bplist_destroy(&ds->ds_pending_deadlist);
                        dsl_deadlist_close(&ds->ds_deadlist);
@@ -449,6 +451,7 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uin
                        dsl_dir_rele(ds->ds_dir, ds);
                        mutex_destroy(&ds->ds_lock);
                        mutex_destroy(&ds->ds_opening_lock);
+                       mutex_destroy(&ds->ds_sendstream_lock);
                        refcount_destroy(&ds->ds_longholds);
                        kmem_free(ds, sizeof (dsl_dataset_t));
                        if (err != 0) {

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/sa.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/sa.c      Tue Jul 15 17:37:17 
2014        (r268701)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/sa.c      Tue Jul 15 17:39:53 
2014        (r268702)
@@ -1108,6 +1108,9 @@ fail:
        if (sa->sa_user_table)
                kmem_free(sa->sa_user_table, sa->sa_user_table_sz);
        mutex_exit(&sa->sa_lock);
+       avl_destroy(&sa->sa_layout_hash_tree);
+       avl_destroy(&sa->sa_layout_num_tree);
+       mutex_destroy(&sa->sa_lock);
        kmem_free(sa, sizeof (sa_os_t));
        return ((error == ECKSUM) ? EIO : error);
 }
@@ -1143,6 +1146,7 @@ sa_tear_down(objset_t *os)
 
        avl_destroy(&sa->sa_layout_hash_tree);
        avl_destroy(&sa->sa_layout_num_tree);
+       mutex_destroy(&sa->sa_lock);
 
        kmem_free(sa, sizeof (sa_os_t));
        os->os_sa = NULL;
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