3742 zfs comments need cleaner, more consistent style
Submitted by:   Will Andrews <willa@spectralogic.com>
Submitted by:   Alan Somers <alans@spectralogic.com>
Reviewed by:    Matthew Ahrens <mahrens@delphix.com>
Reviewed by:    George Wilson <george.wilson@delphix.com>
Reviewed by:    Eric Schrock <eric.schrock@delphix.com>

@@ -143,13 +143,12 @@
         blkptr_t dn_spill;
 } dnode_phys_t;
 
 typedef struct dnode {
         /*
-         * dn_struct_rwlock protects the structure of the dnode,
-         * including the number of levels of indirection (dn_nlevels),
-         * dn_maxblkid, and dn_next_*
+         * Protects the structure of the dnode, including the number of levels
+         * of indirection (dn_nlevels), dn_maxblkid, and dn_next_*
          */
         krwlock_t dn_struct_rwlock;
 
         /* Our link on dn_objset->os_dnodes list; protected by os_lock.  */
         list_node_t dn_link;