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From: Christoph Hellwig <hch@lst.de>
To: Lennart Poettering <lennart@poettering.net>
Cc: Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@fb.com>,
	Ming Lei <ming.lei@redhat.com>, Martijn Coenen <maco@android.com>,
	linux-block@vger.kernel.org, Luca Boccassi <bluca@debian.org>,
	Karel Zak <kzak@redhat.com>
Subject: Re: Is LO_FLAGS_DIRECT_IO by default a good idea?
Date: Mon, 18 Oct 2021 17:05:50 +0200	[thread overview]
Message-ID: <20211018150550.GA29993@lst.de> (raw)
In-Reply-To: <YW2CaJHYbw244l+V@gardel-login>

On Mon, Oct 18, 2021 at 04:19:20PM +0200, Lennart Poettering wrote:
> A brief answer like "yes, please, enable by default" would already
> make me happy.

I thikn enabling it by default is a good idea.  The only good use
case I can think of for using buffered I/O is when the image has
a smaller block size than supported on the host file.

  reply	other threads:[~2021-10-18 15:06 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-18 14:19 Is LO_FLAGS_DIRECT_IO by default a good idea? Lennart Poettering
2021-10-18 15:05 ` Christoph Hellwig [this message]
2021-10-19  7:28   ` Lennart Poettering
2021-10-19  7:44   ` Ming Lei
2021-10-19 12:24     ` Jens Axboe
2021-10-25 10:37       ` Karel Zak

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