From: Qiang Liu Subject: [PATCH 0/3] Raid: enable talitos xor offload for improving performance Date: Tue, 10 Jul 2012 13:54:41 +0800 Message-ID: <1341899685-18665-1-git-send-email-qiang.liu@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , To: , Return-path: Received: from va3ehsobe002.messaging.microsoft.com ([216.32.180.12]:53278 "EHLO va3outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751770Ab2GJGPv (ORCPT ); Tue, 10 Jul 2012 02:15:51 -0400 Sender: linux-crypto-owner@vger.kernel.org List-ID: The following 4 patches enabling fsl-dma and talitos offload raid operations for improving raid performance and balancing CPU load. Write performance will be improved by 40% tested by iozone. CPU load will be reduced by 8%. Qiang Liu (4): Talitos: move the data structure into header file Talitos: Support for async_tx XOR offload fsl-dma: support attribute of DMA_MEMORY when async_tx enabled Talitos: fix the issue of dma memory leak drivers/crypto/Kconfig | 9 + drivers/crypto/talitos.c | 520 ++++++++++++++++++++++++++++++++++++---------- drivers/crypto/talitos.h | 161 ++++++++++++++ drivers/dma/fsldma.c | 78 +++----- 4 files changed, 606 insertions(+), 162 deletions(-)