linux-kernel - Re: ftruncate-mmap: pages are lost after writing to mmaped file.

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Date:	Tue, 24 Mar 2009 21:27:35 +1100
From:	Nick Piggin <nickpiggin@...oo.com.au>
To:	Jan Kara <jack@...e.cz>
Cc:	"Martin J. Bligh" <mbligh@...igh.org>, linux-ext4@...r.kernel.org,
	Ying Han <yinghan@...gle.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel" <linux-kernel@...r.kernel.org>,
	"linux-mm" <linux-mm@...ck.org>, guichaz@...il.com,
	Alex Khesin <alexk@...gle.com>,
	Mike Waychison <mikew@...gle.com>,
	Rohit Seth <rohitseth@...gle.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: ftruncate-mmap: pages are lost after writing to mmaped file.

On Tuesday 24 March 2009 18:44:21 Nick Piggin wrote:

> I close my eyes and pick something out of a hat. a686cd89. Search for XXX.
> Nice. Whether or not this cased the problem, can someone please tell me
> why it got merged in that state?

Actually I must be wrong about this if the problem was reproduced in
2.6.18. Question still stands, though.

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