Can't change partition table anymore

[Eric Anderson]

Andrey Chernov wrote:
> On Mon, Apr 04, 2005 at 10:16:46AM -0500, Sam Lawrance wrote:
> 
>>On Mon, 2005-04-04 at 03:42 +0400, Andrey Chernov wrote:
>>
>>>On Mon, Apr 04, 2005 at 03:38:53AM +0400, Andrey Chernov wrote:
>>>
>>>>On Mon, Apr 04, 2005 at 03:20:27AM +0400, Andrey Chernov wrote:
>>>>
>>>>>Recent -current says "Operation not permitted" for both fdisk and 
>>>>>sysinstall partition changes (under su root). Something wrong happens with 
>>>>>DIOCSMBR. Plain ATA disk ad0. Any ideas?
>>>>
>>>>When I comment out this two lines in geom_mbr.c, it works again as before:
>>>>                //if (!(fflag & FWRITE))
>>>>                //        return (EPERM);
>>>>It means something is wrong with FWRITE flag settings. Device itself is 
>>>>writeable:
>>>>crw-r-----  1 root  operator    8,  66 Apr  4 03:33 /dev/ad0
>>>
>>>BTW, only fdisk works after that change, sysinstall continue to say
>>>ERROR: Unable to write data to disk ad0!
>>>I suspect more FWRITEs hidden somewhere...
>>
>>Any part of ad0 mounted rw? I think you can't do it when that's the
>>case.
> 
> 
> ad0s1a mounted to /
> (no additional ad0* mounts)
> I do it always without any problems in the past.
> When I boot to single user and try, the picture remains exact the same
> (with / mounted readonly).

"Me too".  I can use sysinstall to mess with other devices, but not ad0.  I've done this 100 times before on previous FBSD's.. 

Eric



-- 
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Eric Anderson        Sr. Systems Administrator        Centaur Technology
A lost ounce of gold may be found, a lost moment of time never.
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