svn commit: r272456 - stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs

[Xin LI]

Author: delphij
Date: Thu Oct  2 22:52:05 2014
New Revision: 272456
URL: https://svnweb.freebsd.org/changeset/base/272456

Log:
  MFC r271528: MFV r271512:
  
  Illumos issue:
      5136 fix write throttle comment in dsl_pool.c
  
  Approved by:	re (gjb)

Modified:
  stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_pool.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_pool.c
==============================================================================
--- stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_pool.c	Thu Oct  2 22:33:35 2014	(r272455)
+++ stable/10/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_pool.c	Thu Oct  2 22:52:05 2014	(r272456)
@@ -116,8 +116,8 @@ int zfs_delay_min_dirty_percent = 60;
 
 /*
  * This controls how quickly the delay approaches infinity.
- * Larger values cause it to delay less for a given amount of dirty data.
- * Therefore larger values will cause there to be more dirty data for a
+ * Larger values cause it to delay more for a given amount of dirty data.
+ * Therefore larger values will cause there to be less dirty data for a
  * given throughput.
  *
  * For the smoothest delay, this value should be about 1 billion divided
@@ -130,11 +130,6 @@ int zfs_delay_min_dirty_percent = 60;
 uint64_t zfs_delay_scale = 1000 * 1000 * 1000 / 2000;
 
 
-/*
- * XXX someday maybe turn these into #defines, and you have to tune it on a
- * per-pool basis using zfs.conf.
- */
-
 #ifdef __FreeBSD__
 
 extern int zfs_vdev_async_write_active_max_dirty_percent;