From: Herbert Xu Subject: Re: [PATCH v3] crypto api: add crc32 pclmulqdq implementation and wrappers for table implementation Date: Sat, 5 Jan 2013 21:43:41 +1100 Message-ID: <20130105104341.GB28670@gondor.apana.org.au> References: <50D338AE.3010907@xyratex.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-crypto@vger.kernel.org, "David S. Miller" , Tim Chen , Andreas Dilger To: Alexander Boyko Return-path: Received: from sting.hengli.com.au ([178.18.18.71]:43239 "EHLO fornost.hengli.com.au" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755570Ab3AEKnu (ORCPT ); Sat, 5 Jan 2013 05:43:50 -0500 Content-Disposition: inline In-Reply-To: <50D338AE.3010907@xyratex.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: On Thu, Dec 20, 2012 at 08:11:26PM +0400, Alexander Boyko wrote: > From: Alexander Boyko > > This patch adds crc32 algorithms to shash crypto api. One is wrapper to > generic crc32_le function. Second is crc32 pclmulqdq implementation. It > use hardware provided PCLMULQDQ instruction to accelerate the CRC32 > disposal. This instruction present from Intel Westmere and AMD Bulldozer > CPUs. > > For intel core i5 I got 450MB/s for table implementation and > 2100MB/s for pclmulqdq implementation. > > Signed-off-by: Alexander Boyko Sorry, but your patch is white space damaged and cannot be applied. You can test this yourself by sending a copy to your email address and checking whether you can still apply it. Thanks, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt