retasting devices on demand

Poul-Henning Kamp phk at phk.freebsd.dk
Tue Aug 22 21:18:49 UTC 2006


In message <44EB703A.6000704 at centtech.com>, Eric Anderson writes:
>On 08/22/06 15:49, Poul-Henning Kamp wrote:
>> In message <44EB6D1F.90104 at centtech.com>, Eric Anderson writes:
>> 
>>> Even so, a retaste function that worked on existing disks (like I had) 
>>> would be useful and an obvious command for admin-types.  Would you be 
>>> opposed to such a command?
>> 
>> As I said: the problem is that if part of the disk is open it will
>> not work.
>> 
>
>
>Ok, I'll restate more clearly:
>
>Admins really will want a way to retaste a device - if it's used, give 
>the usual 'operation not permitted', and if it isn't, then just retaste.


	#!/bin/sh

	if test -c $1 ; then
		true > $1
	else
		echo "Usage: $0 <disk-device>" 1>&2
	fi

happy ?


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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