linux-kernel - Re: [GIT] IDE

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Message-ID: <alpine.LFD.2.00.1004080800360.3586@i5.linux-foundation.org>
Date:	Thu, 8 Apr 2010 08:02:45 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	David Miller <davem@...emloft.net>
cc:	akpm@...ux-foundation.org, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [GIT] IDE



On Thu, 8 Apr 2010, David Miller wrote:
> 
> 2) taskfile ops with CFQ scheduler bomb because the taskfile
>    code allocates a request then changes it's direction (e.g.
>    READ vs. WRITE) and this makes CFQ explode.  Fix by allocating
>    the correct request type from the beginning.  From Mikulas Patocka.

Hmm. Isn't this -stable material too? At least ide-taskfile.c hasn't 
changed since 2.6.33?

Or is the cfq behavior new, and nobody simply cared before? I looked a bit 
at the cfq changes since 2.6.33, and none of them seemed to be relevant. 
But I didn't look very closely.

Hmm?

		Linus
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