linux-kernel - Re: XFS noikeep remount in 2.6.27-rc1-next-20080730

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Message-ID: <20080801073033.GF6201@disturbed>
Date:	Fri, 1 Aug 2008 17:30:33 +1000
From:	Dave Chinner <david@...morbit.com>
To:	Jasper Bryant-Greene <jasper@...ton.co.nz>
Cc:	linux-kernel@...r.kernel.org, xfs@....sgi.com, hch@....de
Subject: Re: XFS noikeep remount in 2.6.27-rc1-next-20080730

[cc'd xfs@....sgi.com]

On Fri, Aug 01, 2008 at 01:19:58PM +1200, Jasper Bryant-Greene wrote:
> I mount a bunch of XFS filesystems with "noikeep,attr2,noatime", and a
> couple also with "ro".
> 
> Sometimes I want to remount one of the "ro" ones "rw", to make changes.
> This doesn't work anymore in 2.6.27-rc1-next-20080730. The last kernel I
> tried which it worked in was 2.6.26 release.
> 
> luna ~ # mount -o remount,rw /usr
> mount: /usr not mounted already, or bad option
> 
> luna ~ # dmesg | tail -n 1
> [18702.291344] XFS: mount option "noikeep" not supported for remount
> 
> Is this intended behaviour?

Side effect of this commit:

http://oss.sgi.com/cgi-bin/gitweb.cgi?p=xfs/xfs-2.6.git;a=commit;h=0327f9d799ebb96f67c80dd732b1fdb09527365e

Christoph?

FWIW, noikeep is the default, so you don't need to specify it.

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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