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From: Lukas Czerner <lczerner@redhat.com>
To: Theodore Ts'o <tytso@mit.edu>
Cc: Christoph Hellwig <hch@infradead.org>, Jan Kara <jack@suse.cz>,
	Dave Chinner <david@fromorbit.com>,
	linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org
Subject: Re: [PATCH] ext4: introduce per-inode DAX flag
Date: Wed, 30 Aug 2017 17:30:48 +0200	[thread overview]
Message-ID: <20170830153048.pslde7hv5rp5zibw@rh_laptop> (raw)
In-Reply-To: <20170830150019.cwrnum6zmrieqhdp@thunk.org>

On Wed, Aug 30, 2017 at 11:00:19AM -0400, Theodore Ts'o wrote:
> Bringing this discussion back to the "ext4: introduce per-inode DAX
> flag" patch, it sounds to me that I should _not_ apply this patch
> until we figure out to fix this for reals.  Does this sound fair?
> 
> If we think it's completely unfixable, then maybe XFS should consider
> (temporarily) withdrawing the per-file DAX support before there is a
> userspace and you have to support it forever, but that's between the
> NVM/dax and XFS folks to figure out.
> 
> 					- Ted

Hi Ted,

I agree, this still has some issues even for ext4. Let's see what we can
do about that and I'll revisit it later.

Thanks!
-Lukas

  reply	other threads:[~2017-08-30 15:30 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-02 16:09 [PATCH] ext4: introduce per-inode DAX flag Lukas Czerner
2017-08-05  8:46 ` Christoph Hellwig
2017-08-07 12:12   ` Lukas Czerner
2017-08-08  9:00     ` Lukas Czerner
2017-08-11 10:01       ` Christoph Hellwig
2017-08-11 12:11         ` Lukas Czerner
2017-08-11 12:58           ` Christoph Hellwig
2017-08-11 13:41             ` Lukas Czerner
2017-08-24 18:20               ` Theodore Ts'o
2017-08-25  7:54                 ` Christoph Hellwig
2017-08-25 15:14                   ` Theodore Ts'o
2017-08-25 15:40                     ` Christoph Hellwig
2017-08-25 16:28                       ` Theodore Ts'o
2017-08-25 23:33                       ` Dave Chinner
2017-08-28  7:38                         ` Christoph Hellwig
2017-08-28 10:10                           ` Dave Chinner
2017-08-29 15:49                             ` Jan Kara
2017-08-29 22:57                               ` Dave Chinner
2017-08-30 10:00                                 ` Jan Kara
2017-08-30 12:34                                   ` Christoph Hellwig
2017-08-30 15:00                                     ` Theodore Ts'o
2017-08-30 15:30                                       ` Lukas Czerner [this message]
2017-08-30 15:29                                     ` Jan Kara
2017-08-30 16:05                                   ` Jan Kara

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