From: Eric Sandeen <sandeen@redhat.com>
To: Dave Chinner <david@fromorbit.com>
Cc: Eric Sandeen <sandeen@sandeen.net>, xfs-oss <xfs@oss.sgi.com>
Subject: Re: [PATCH 2/4] xfs: reject completely bogus remount options
Date: Tue, 15 Oct 2013 13:13:12 -0500 [thread overview]
Message-ID: <525D85B8.5040504@redhat.com> (raw)
In-Reply-To: <20131014044501.GE4446@dastard>
On 10/13/13 11:45 PM, Dave Chinner wrote:
> On Sun, Oct 13, 2013 at 09:42:37PM -0500, Eric Sandeen wrote:
>> On 10/13/13 4:52 PM, Dave Chinner wrote:
>>> On Fri, Oct 11, 2013 at 02:11:18PM -0500, Eric Sandeen wrote:
>>>> There's a long comment about handling non-remountable
>>>> options in xfs_fs_remount, but nothing addresses the case
>>>> of completely bogus mount options at remount time, which
>>>> can lead to some severe strangeness:
>>>>
>>>> # for I in `seq 1 10`; do mount -o remount,noacl /mnt/test2; done
>>>> # for I in `seq 1 10`; do mount -o remount,badoption /mnt/test2; done
I'm going to just drop this patch for now; it seems too hacky.
really, mount option handling just needs a big rework.
-Eric
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next prev parent reply other threads:[~2013-10-15 18:13 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-11 19:07 [PATCH 0/4] xfs: old lost patches Eric Sandeen
2013-10-11 19:09 ` [PATCH 1/4] xfs: remove newlines from 3 xfs_alert_tag error strings Eric Sandeen
2013-10-11 21:59 ` Mark Tinguely
2013-10-12 1:45 ` Eric Sandeen
2013-10-12 1:59 ` [PATCH 1/4 V2] xfs: remove newlines from strings passed to __xfs_printk Eric Sandeen
2013-10-12 21:07 ` Mark Tinguely
2013-10-11 19:11 ` [PATCH 2/4] xfs: reject completely bogus remount options Eric Sandeen
2013-10-11 21:34 ` Mark Tinguely
2013-10-12 1:40 ` Eric Sandeen
2013-10-12 21:11 ` Mark Tinguely
2013-10-13 21:52 ` Dave Chinner
2013-10-14 2:42 ` Eric Sandeen
2013-10-14 4:45 ` Dave Chinner
2013-10-15 18:13 ` Eric Sandeen [this message]
2013-10-11 19:12 ` [PATCH 3/4] xfs: don't emit corruption noise on fs probes Eric Sandeen
2013-10-11 21:21 ` Mark Tinguely
2013-10-15 19:42 ` Christoph Hellwig
2013-10-11 19:14 ` [PATCH 4/4] xfs: don't break from growfs ag update loop on error Eric Sandeen
2013-10-17 18:51 ` [PATCH 0/4] xfs: old lost patches Ben Myers
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