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From: Matthew Wilcox <willy@infradead.org>
To: Christian Brauner <brauner@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Pankaj Raghav <p.raghav@samsung.com>,
	Luis Chamberlain <mcgrof@kernel.org>,
	Jens Axboe <axboe@kernel.dk>,
	Christian Theune <ct@flyingcircus.io>,
	linux-mm@kvack.org,
	"linux-xfs@vger.kernel.org" <linux-xfs@vger.kernel.org>,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	Daniel Dao <dqminh@cloudflare.com>,
	Dave Chinner <david@fromorbit.com>,
	clm@meta.com, regressions@lists.linux.dev,
	regressions@leemhuis.info
Subject: Re: Known and unfixed active data loss bug in MM + XFS with large folios since Dec 2021 (any kernel from 6.1 upwards)
Date: Mon, 16 Sep 2024 14:29:49 +0100	[thread overview]
Message-ID: <ZugyzR8Ak6hJNlXF@casper.infradead.org> (raw)
In-Reply-To: <20240913-ortsausgang-baustart-1dae9a18254d@brauner>

On Fri, Sep 13, 2024 at 02:11:22PM +0200, Christian Brauner wrote:
> So this issue it new to me as well. One of the items this cycle is the
> work to enable support for block sizes that are larger than page sizes
> via the large block size (LBS) series that's been sitting in -next for a
> long time. That work specifically targets xfs and builds on top of the
> large folio support.
> 
> If the support for large folios is going to be reverted in xfs then I
> see no point to merge the LBS work now. So I'm holding off on sending
> that pull request until a decision is made (for xfs). As far as I
> understand, supporting larger block sizes will not be meaningful without
> large folio support.

This is unwarranted; please send this pull request.  We're not going to
rip out all of the infrastructure although we might end up disabling it
by default.  There's a bunch of other work queued up behind that, and not
having it in Linus' tree is just going to make everything more painful.


  reply	other threads:[~2024-09-16 13:29 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-12 21:18 Christian Theune
2024-09-12 21:55 ` Matthew Wilcox
2024-09-12 22:11   ` Christian Theune
2024-09-12 22:12   ` Jens Axboe
2024-09-12 22:25     ` Linus Torvalds
2024-09-12 22:30       ` Jens Axboe
2024-09-12 22:56         ` Linus Torvalds
2024-09-13  3:44           ` Matthew Wilcox
2024-09-13 13:23             ` Christian Theune
2024-09-13 12:11       ` Christian Brauner
2024-09-16 13:29         ` Matthew Wilcox [this message]
2024-09-18  9:51           ` Christian Brauner
2024-09-13 15:30       ` Chris Mason
2024-09-13 15:51         ` Matthew Wilcox
2024-09-13 16:33           ` Chris Mason
2024-09-13 18:15             ` Matthew Wilcox
2024-09-13 21:24               ` Linus Torvalds
2024-09-13 21:30                 ` Matthew Wilcox
2024-09-13 16:04       ` David Howells
2024-09-13 16:37         ` Chris Mason
2024-09-16  0:00       ` Dave Chinner
2024-09-16  4:20         ` Linus Torvalds
2024-09-16  8:47           ` Chris Mason
2024-09-17  9:32             ` Matthew Wilcox
2024-09-17  9:36               ` Chris Mason
2024-09-17 10:11               ` Christian Theune
2024-09-17 11:13               ` Chris Mason
2024-09-17 13:25                 ` Matthew Wilcox
2024-09-18  6:37                   ` Jens Axboe
2024-09-18  9:28                     ` Chris Mason
2024-09-18 12:23                       ` Chris Mason
2024-09-18 13:34                       ` Matthew Wilcox
2024-09-18 13:51                         ` Linus Torvalds
2024-09-18 14:12                           ` Matthew Wilcox
2024-09-18 14:39                             ` Linus Torvalds
2024-09-18 17:12                               ` Matthew Wilcox
2024-09-18 16:37                             ` Chris Mason
2024-09-19  1:43                         ` Dave Chinner
2024-09-19  3:03                           ` Linus Torvalds
2024-09-19  3:12                             ` Linus Torvalds
2024-09-19  3:38                               ` Jens Axboe
2024-09-19  4:32                                 ` Linus Torvalds
2024-09-19  4:42                                   ` Jens Axboe
2024-09-19  4:36                                 ` Matthew Wilcox
2024-09-19  4:46                                   ` Jens Axboe
2024-09-19  5:20                                     ` Jens Axboe
2024-09-19  4:46                                   ` Linus Torvalds
2024-09-20 13:54                                   ` Chris Mason
2024-09-24 15:58                                     ` Matthew Wilcox
2024-09-24 17:16                                     ` Sam James
2024-09-25 16:06                                       ` Kairui Song
2024-09-25 16:42                                         ` Christian Theune
2024-09-27 14:51                                         ` Sam James
2024-09-27 14:58                                           ` Jens Axboe
2024-10-01 21:10                                             ` Kairui Song
2024-09-24 19:17                                     ` Chris Mason
2024-09-24 19:24                                       ` Linus Torvalds
2024-09-19  6:34                               ` Christian Theune
2024-09-19  6:57                                 ` Linus Torvalds
2024-09-19 10:19                                   ` Christian Theune
2024-09-30 17:34                                     ` Christian Theune
2024-09-30 18:46                                       ` Linus Torvalds
2024-09-30 19:25                                         ` Christian Theune
2024-09-30 20:12                                           ` Linus Torvalds
2024-09-30 20:56                                             ` Matthew Wilcox
2024-09-30 22:42                                               ` Davidlohr Bueso
2024-09-30 23:00                                                 ` Davidlohr Bueso
2024-09-30 23:53                                               ` Linus Torvalds
2024-10-01  0:56                                       ` Chris Mason
2024-10-01  7:54                                         ` Christian Theune
2024-10-10  6:29                                         ` Christian Theune
2024-10-11  7:27                                           ` Christian Theune
2024-10-11  9:08                                             ` Christian Theune
2024-10-11 13:06                                               ` Chris Mason
2024-10-11 13:50                                                 ` Christian Theune
2024-10-12 17:01                                                 ` Linus Torvalds
2024-12-02 10:44                                                   ` Christian Theune
2024-10-01  2:22                                       ` Dave Chinner
2024-09-16  7:14         ` Christian Theune
2024-09-16 12:16           ` Matthew Wilcox
2024-09-18  8:31           ` Christian Theune

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