linux-ext4 - Re: [PATCH 1/1] ext4, dio: Remove overflow for size >2G in aio-dio code.

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Message-ID: <1337703220.54007.YahooMailNeo@web192401.mail.sg3.yahoo.com>
Date:	Wed, 23 May 2012 00:13:40 +0800 (SGT)
From:	manish honap <manish_honap_vit@...oo.co.in>
To:	Ted Ts'o <tytso@....edu>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
	"linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH 1/1] ext4, dio: Remove overflow for size >2G in aio-dio code.

Hello Linus, Ted



On Mon, May 21, 2012 at 03:22:28PM -0700, Linus Torvalds wrote:
> 
> So I'm pretty sure this patch is what we want, and rw_verify_area()
> really is required to protect low-level filesystems from these kinds
> of issues. Not just ext4.

Patch works on my machine also. 
> 
> At the same time, I would *really* want somebody who actually uses
> anything AIO to test it out too. Because I want to not only commit it,
> but also mark it for stable - and it would be nice to have some more
> testing than me saying "ok, it passes the one test-case sent to me"
> and "hey, the code looks sane".

Used Chris Mason's aio-stress.c

- Manish

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