svn commit: r240556 - stable/8/sbin/geom/class/raid

[Alexander Motin]

Author: mav
Date: Sun Sep 16 09:01:40 2012
New Revision: 240556
URL: http://svn.freebsd.org/changeset/base/240556

Log:
  MFC r240465:
  Add global and per-module sysctls/tunables to enable/disable metadata taste.
  That should help to handle some cases when disk has some RAID metadata that
  should be ignored, especially during boot.

Modified:
  stable/8/sbin/geom/class/raid/graid.8
Directory Properties:
  stable/8/sbin/geom/class/raid/   (props changed)

Modified: stable/8/sbin/geom/class/raid/graid.8
==============================================================================
--- stable/8/sbin/geom/class/raid/graid.8	Sun Sep 16 09:00:53 2012	(r240555)
+++ stable/8/sbin/geom/class/raid/graid.8	Sun Sep 16 09:01:40 2012	(r240556)
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd May 6, 2012
+.Dd September 13, 2012
 .Dt GRAID 8
 .Os
 .Sh NAME
@@ -293,6 +293,8 @@ Mark volume as clean when idle for the s
 Debug level of the
 .Nm RAID
 GEOM class.
+.It Va kern.geom.raid.enable : No 1
+Enable on-disk metadata taste.
 .It Va kern.geom.raid.idle_threshold : No 1000000
 Time in microseconds to consider a volume idle for rebuild purposes.
 .It Va kern.geom.raid.name_format : No 0
@@ -302,6 +304,8 @@ Number of read errors equated to disk fa
 Write errors are always considered as disk failures.
 .It Va kern.geom.raid.start_timeout : No 30
 Time to wait for missing array components on startup.
+.It Va kern.geom.raid. Ns Ar X Ns Va .enable : No 1
+Enable taste for specific metadata or transformation module.
 .El
 .Sh EXIT STATUS
 Exit status is 0 on success, and non-zero if the command fails.