svn commit: r269857 - in head: sbin/geom/class/part sys/geom/part

[Andrey V. Elsukov]

Author: ae
Date: Tue Aug 12 10:31:31 2014
New Revision: 269857
URL: http://svnweb.freebsd.org/changeset/base/269857

Log:
  Turn off kern.geom.part.mbr.enforce_chs by default.

Modified:
  head/sbin/geom/class/part/gpart.8
  head/sys/geom/part/g_part_mbr.c

Modified: head/sbin/geom/class/part/gpart.8
==============================================================================
--- head/sbin/geom/class/part/gpart.8	Tue Aug 12 10:22:46 2014	(r269856)
+++ head/sbin/geom/class/part/gpart.8	Tue Aug 12 10:31:31 2014	(r269857)
@@ -1176,7 +1176,7 @@ If this variable set to 1 each component
 present as independent partition.
 .Em NOTE :
 This may break a mirrored volume and lead to data damage.
-.It Va kern.geom.part.mbr.enforce_chs : No 1
+.It Va kern.geom.part.mbr.enforce_chs : No 0
 Specify how the Master Boot Record (MBR) module does alignment.
 If this variable is set to a non-zero value, the module will automatically
 recalculate the user-specified offset and size for alignment with the CHS

Modified: head/sys/geom/part/g_part_mbr.c
==============================================================================
--- head/sys/geom/part/g_part_mbr.c	Tue Aug 12 10:22:46 2014	(r269856)
+++ head/sys/geom/part/g_part_mbr.c	Tue Aug 12 10:31:31 2014	(r269857)
@@ -53,9 +53,9 @@ SYSCTL_DECL(_kern_geom_part);
 static SYSCTL_NODE(_kern_geom_part, OID_AUTO, mbr, CTLFLAG_RW, 0,
     "GEOM_PART_MBR Master Boot Record");
 
-static u_int enforce_chs = 1;
+static u_int enforce_chs = 0;
 SYSCTL_UINT(_kern_geom_part_mbr, OID_AUTO, enforce_chs,
-    CTLFLAG_RWTUN, &enforce_chs, 1, "Enforce alignment to CHS addressing");
+    CTLFLAG_RWTUN, &enforce_chs, 0, "Enforce alignment to CHS addressing");
 
 #define	MBRSIZE		512