Date: Fri, 14 Sep 2012 22:24:19 -0700 From: Yuri <yuri@rawbw.com> To: Warren Block <wblock@wonkity.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Why fdisk can't open root disk with MBR for writing? Message-ID: <50541103.6050608@rawbw.com> In-Reply-To: <alpine.BSF.2.00.1209142016200.36584@wonkity.com> References: <5053C9A1.3030605@rawbw.com> <alpine.BSF.2.00.1209142016200.36584@wonkity.com>
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On 09/14/2012 19:23, Warren Block wrote: > Did you actually try gpart? GEOM prevents writes to providers that > are in use, but gpart should handle it correctly if the problem is > just that fdisk doesn't understand GEOM. > > # gpart set -a active -i 1 ada0 > > If that fails, the provider is in use, usually mounted. The safety > can be disabled, but it's better to figure out what has it in use. Yes it is the hard drive with mounted /. But changing the active slice should be safe in any case. gpart worked. This safety feature is protecting people from themselves. Sounds very familiar. Thanks! Yuri
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