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From: Jeff Garzik <jeff@garzik.org>
To: Christoph Hellwig <hch@infradead.org>
Cc: Alex Bligh <alex@alex.org.uk>, linux-kernel@vger.kernel.org
Subject: Re: REQ_FLUSH, REQ_FUA and open/close of block devices
Date: Sun, 22 May 2011 12:56:52 -0400	[thread overview]
Message-ID: <4DD94054.3010003@garzik.org> (raw)
In-Reply-To: <20110522104448.GA20241@infradead.org>

On 05/22/2011 06:44 AM, Christoph Hellwig wrote:
> And btw, I'd like to know what makes sync_file_range so tempting,
> even after I added documentation explaining why it's almost always
> wrong to use it to the man page.

Because Linus used it to describe how to stream data to disk, such as 
what MythTV does.  Example: 
http://lkml.indiana.edu/hypermail/linux/kernel/0904.0/01076.html


      parent reply	other threads:[~2011-05-22 16:57 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-19 15:06 REQ_FLUSH, REQ_FUA and open/close of block devices Alex Bligh
2011-05-20 12:20 ` Christoph Hellwig
2011-05-21  8:42   ` Alex Bligh
2011-05-22 10:44     ` Christoph Hellwig
2011-05-22 11:17       ` Alex Bligh
2011-05-22 11:26         ` Christoph Hellwig
2011-05-22 12:00           ` Alex Bligh
2011-05-22 12:04             ` Christoph Hellwig
2011-05-22 16:56       ` Jeff Garzik [this message]

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