linux-kernel - Re: [PATCH] DM-CRYPT: Scale to multiple CPUs

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Message-ID: <20100601072115.GA30556@basil.fritz.box>
Date:	Tue, 1 Jun 2010 09:21:15 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Tomasz Chmielewski <mangoo@...g.org>
Cc:	linux-kernel@...r.kernel.org, mbroz@...hat.com,
	Andi Kleen <andi@...stfloor.org>,
	Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: [PATCH] DM-CRYPT: Scale to multiple CPUs

> Quite common to hit on a netbook/laptop with encrypted root these days, 
> where storage can be relatively fast when compared to the speed of one of 
> the cores of the (usually) multicore CPU.

My patch will help as long as the IO is submitted by multiple CPUs.
If that is not happening you would need pcrypt.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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