From: Pekka Enberg Subject: Re: [BUG] SLOB breaks Crypto Date: Wed, 19 May 2010 08:53:41 +0300 Message-ID: References: <20100518.142021.135951273.davem@davemloft.net> <20100518223507.GB5933@linux-sh.org> <20100518.154059.139137292.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: lethal@linux-sh.org, mpm@selenic.com, herbert@gondor.apana.org.au, ken@codelabs.ch, geert@linux-m68k.org, michael-dev@fami-braun.de, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, anemo@mba.ocn.ne.jp To: David Miller Return-path: Received: from mail-fx0-f46.google.com ([209.85.161.46]:49698 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751760Ab0ESFxn convert rfc822-to-8bit (ORCPT ); Wed, 19 May 2010 01:53:43 -0400 In-Reply-To: <20100518.154059.139137292.davem@davemloft.net> Sender: linux-crypto-owner@vger.kernel.org List-ID: Hi David, On Wed, May 19, 2010 at 1:40 AM, David Miller wro= te: > I don't even know of a 32-bit chip outside of x86 that doesn't > potentially emit alignment requiring 64-bit memory operations for > 64-bit objects. =A0So what SLOB is doing with a different default is > even more strange. =A0And I bet you that even without the requirement= , > x86 runs faster with 64-bit alignment of 64-bit objects. =46aster, sure, but SLOB is not about being fast, it's about being spac= e efficient. Pekka