From: Dave Chinner <david@fromorbit.com>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 01/11] xfs: prevent metadata files from being inactivated
Date: Tue, 23 Mar 2021 10:13:05 +1100 [thread overview]
Message-ID: <20210322231305.GY63242@dread.disaster.area> (raw)
In-Reply-To: <161543194600.1947934.584103655060069020.stgit@magnolia>
On Wed, Mar 10, 2021 at 07:05:46PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <djwong@kernel.org>
>
> Files containing metadata (quota records, rt bitmap and summary info)
> are fully managed by the filesystem, which means that all resource
> cleanup must be explicit, not automatic. This means that they should
> never be subjected automatic to post-eof truncation, nor should they be
> freed automatically even if the link count drops to zero.
>
> In other words, xfs_inactive() should leave these files alone. Add the
> necessary predicate functions to make this happen. This adds a second
> layer of prevention for the kinds of fs corruption that was fixed by
> commit f4c32e87de7d. If we ever decide to support removing metadata
> files, we should make all those metadata updates explicit.
>
> Rearrange the order of #includes to fix compiler errors, since
> xfs_mount.h is supposed to be included before xfs_inode.h
>
> Followup-to: f4c32e87de7d ("xfs: fix realtime bitmap/summary file truncation when growing rt volume")
> Signed-off-by: Darrick J. Wong <djwong@kernel.org>
looks good.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2021-03-22 23:14 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-11 3:05 [PATCHSET v3 00/11] xfs: deferred inode inactivation Darrick J. Wong
2021-03-11 3:05 ` [PATCH 01/11] xfs: prevent metadata files from being inactivated Darrick J. Wong
2021-03-11 13:05 ` Christoph Hellwig
2021-03-22 23:13 ` Dave Chinner [this message]
2021-03-11 3:05 ` [PATCH 02/11] xfs: refactor the predicate part of xfs_free_eofblocks Darrick J. Wong
2021-03-11 13:09 ` Christoph Hellwig
2021-03-15 18:46 ` Christoph Hellwig
2021-03-18 4:33 ` Darrick J. Wong
2021-03-19 1:48 ` Darrick J. Wong
2021-03-11 3:05 ` [PATCH 03/11] xfs: don't reclaim dquots with incore reservations Darrick J. Wong
2021-03-15 18:29 ` Christoph Hellwig
2021-03-22 23:31 ` Dave Chinner
2021-03-23 0:01 ` Darrick J. Wong
2021-03-23 1:48 ` Dave Chinner
2021-03-11 3:06 ` [PATCH 04/11] xfs: decide if inode needs inactivation Darrick J. Wong
2021-03-15 18:47 ` Christoph Hellwig
2021-03-15 19:06 ` Darrick J. Wong
2021-03-11 3:06 ` [PATCH 05/11] xfs: rename the blockgc workqueue Darrick J. Wong
2021-03-15 18:49 ` Christoph Hellwig
2021-03-11 3:06 ` [PATCH 06/11] xfs: deferred inode inactivation Darrick J. Wong
2021-03-16 7:27 ` Christoph Hellwig
2021-03-16 15:47 ` Darrick J. Wong
2021-03-17 15:21 ` Christoph Hellwig
2021-03-17 15:49 ` Darrick J. Wong
2021-03-22 23:46 ` Dave Chinner
2021-03-22 23:37 ` Dave Chinner
2021-03-23 0:24 ` Darrick J. Wong
2021-03-23 1:44 ` Dave Chinner
2021-03-23 4:00 ` Darrick J. Wong
2021-03-23 5:19 ` Dave Chinner
2021-03-24 2:04 ` Darrick J. Wong
2021-03-24 4:57 ` Dave Chinner
2021-03-25 4:20 ` Darrick J. Wong
2021-03-24 17:53 ` Christoph Hellwig
2021-03-25 4:26 ` Darrick J. Wong
2021-03-11 3:06 ` [PATCH 07/11] xfs: expose sysfs knob to control inode inactivation delay Darrick J. Wong
2021-03-11 3:06 ` [PATCH 08/11] xfs: force inode inactivation and retry fs writes when there isn't space Darrick J. Wong
2021-03-15 18:54 ` Christoph Hellwig
2021-03-15 19:06 ` Darrick J. Wong
2021-03-11 3:06 ` [PATCH 09/11] xfs: force inode garbage collection before fallocate when space is low Darrick J. Wong
2021-03-11 3:06 ` [PATCH 10/11] xfs: parallelize inode inactivation Darrick J. Wong
2021-03-15 18:55 ` Christoph Hellwig
2021-03-15 19:03 ` Darrick J. Wong
2021-03-23 22:21 ` Dave Chinner
2021-03-24 3:52 ` Darrick J. Wong
2021-03-11 3:06 ` [PATCH 11/11] xfs: create a polled function to force " Darrick J. Wong
2021-03-23 22:31 ` Dave Chinner
2021-03-24 3:34 ` Darrick J. Wong
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