bin/162801: add to man fdisk: sysctl kern.geom.debugflags=16

[Julian H. Stacey]

>Number:         162801
>Category:       bin
>Synopsis:       add to man fdisk: sysctl kern.geom.debugflags=16
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          change-request
>Submitter-Id:   current-users
>Arrival-Date:   Wed Nov 23 23:10:09 UTC 2011
>Closed-Date:
>Last-Modified:
>Originator:     Julian H. Stacey
>Release:        FreeBSD 8.2-RELEASE amd64
>Organization:
http://berklix.com BSD Linux Unix Consultancy, Munich/Muenchen.
>Environment:
System: FreeBSD fire.js.berklix.net 8.2-RELEASE FreeBSD 8.2-RELEASE #0: Thu Jun 2 23:10:13 CEST 2011 jhs at blak.js.berklix.net:/ad6s4/release/8.2-RELEASE/src/sys/amd64/compile/FIRE64.small amd64


	
>Description:
	man fdisk lacks info
	
>How-To-Repeat:
	This bit me in 7.1-REL
	 & just bit Robert <traveling08 at cox.net> cc'd in 8.2-REL
http://lists.freebsd.org/pipermail/freebsd-questions/2011-November/235695.html
	
>Fix:
	http://berklix.com/~jhs/src/bsd/fixes/FreeBSD/src/gen/sbin/fdisk/
*** 8.0-RELEASE/src/sbin/fdisk/fdisk.8	Sat Mar 14 22:32:16 2009
--- new-generic/src/sbin/fdisk/fdisk.8	Sat Mar 14 22:35:10 2009
***************
*** 462,464 ****
--- 462,468 ----
  The
  .Xr bsdlabel 8
  command must be used for this.
+ .Pp
+ When running multi user, you cannot write unless you first run this:
+ .br
+ sysctl kern.geom.debugflags=16
>Release-Note:
>Audit-Trail:
>Unformatted: