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From: Eric Sandeen <sandeen@sandeen.net>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>, Brian Foster <bfoster@redhat.com>,
	linux-xfs@vger.kernel.org
Subject: Re: [PATCH 08/11] xfs_repair: allow setting the needsrepair flag
Date: Thu, 11 Feb 2021 18:20:23 -0600
Message-ID: <66984b2d-58d5-856d-5f5c-b0a22fe4c34e@sandeen.net> (raw)
In-Reply-To: <20210212001731.GH7193@magnolia>



On 2/11/21 6:17 PM, Darrick J. Wong wrote:
> On Thu, Feb 11, 2021 at 05:29:05PM -0600, Eric Sandeen wrote:
>> On 2/11/21 4:59 PM, Darrick J. Wong wrote:
>>> From: Darrick J. Wong <djwong@kernel.org>
>>>
>>> Quietly set up the ability to tell xfs_repair to set NEEDSREPAIR at
>>> program start and (presumably) clear it by the end of the run.  This
>>> code isn't terribly useful to users; it's mainly here so that fstests
>>> can exercise the functionality.  We don't document this flag in the
>>> manual pages at all because repair clears needsrepair at exit, which
>>> means the knobs only exist for fstests to exercise the functionality.
>>>
>>> Note that we can't do any of these upgrades until we've at least done a
>>> preliminary scan of the primary super and the log.
>>>
>>> Signed-off-by: Darrick J. Wong <djwong@kernel.org>
>>> Reviewed-by: Christoph Hellwig <hch@lst.de>
>>> Reviewed-by: Brian Foster <bfoster@redhat.com>
>>
>>
>> I'm still a little on the fence about the cmdline option for crashing
>> repair at a certain point from the POV that Brian kind of pointed out
>> that this doesn't exactly scale as we need more hooks.
> 
> (That's in the next patch.)

I. Am. Awesome.
 
...

> Probably yes, but ... uh I don't want this to drag on into building a
> generic error injection framework for userspace.
> 
> I would /really/ like to get inobtcount/bigtime tests into the kernel
> without a giant detour they have nearly zero test coverage from the
> wider community.

Yeah, I dont' want that either.

this (er, next patch) is s3kr1t and if we have something better later we
can change it.  I'll just merge stuff as-is and move forward.

-Eric

  reply index

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-11 22:59 [PATCHSET v5 00/11] xfs: add the ability to flag a fs for repair Darrick J. Wong
2021-02-11 22:59 ` [PATCH 01/11] xfs_admin: clean up string quoting Darrick J. Wong
2021-02-11 23:08   ` Chaitanya Kulkarni
2021-02-11 22:59 ` [PATCH 02/11] xfs_admin: support filesystems with realtime devices Darrick J. Wong
2021-02-11 23:08   ` Chaitanya Kulkarni
2021-02-11 22:59 ` [PATCH 03/11] xfs_db: report the needsrepair flag in check and version commands Darrick J. Wong
2021-02-11 22:59 ` [PATCH 04/11] xfs_db: don't allow label/uuid setting if the needsrepair flag is set Darrick J. Wong
2021-02-11 22:59 ` [PATCH 05/11] xfs_repair: fix unmount error message to have a newline Darrick J. Wong
2021-02-11 23:12   ` Chaitanya Kulkarni
2021-02-11 22:59 ` [PATCH 06/11] xfs_repair: clear quota CHKD flags on the incore superblock too Darrick J. Wong
2021-02-11 22:59 ` [PATCH 07/11] xfs_repair: clear the needsrepair flag Darrick J. Wong
2021-02-11 22:59 ` [PATCH 08/11] xfs_repair: allow setting " Darrick J. Wong
2021-02-11 23:29   ` Eric Sandeen
2021-02-12  0:17     ` Darrick J. Wong
2021-02-12  0:20       ` Eric Sandeen [this message]
2021-02-12  1:26         ` Darrick J. Wong
2021-02-12  4:35       ` Darrick J. Wong
2021-02-12 13:35       ` Brian Foster
2021-02-12 18:54         ` Darrick J. Wong
2021-02-11 22:59 ` [PATCH 09/11] xfs_repair: add a testing hook for NEEDSREPAIR Darrick J. Wong
2021-02-11 22:59 ` [PATCH 10/11] xfs_admin: support adding features to V5 filesystems Darrick J. Wong
2021-02-11 23:00 ` [PATCH 11/11] man: mark all deprecated V4 format options Darrick J. Wong

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