From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966563Ab3DQSUa (ORCPT ); Wed, 17 Apr 2013 14:20:30 -0400 Received: from smtp.eu.citrix.com ([46.33.159.39]:33690 "EHLO SMTP.EU.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965249Ab3DQSUU (ORCPT ); Wed, 17 Apr 2013 14:20:20 -0400 X-IronPort-AV: E=Sophos;i="4.87,495,1363132800"; d="scan'208";a="3662947" From: Roger Pau Monne To: , Subject: [PATCH v2 0/7] xen-block: indirect descriptors Date: Wed, 17 Apr 2013 20:18:54 +0200 Message-ID: <1366222741-39902-1-git-send-email-roger.pau@citrix.com> X-Mailer: git-send-email 1.7.7.5 (Apple Git-26) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Implementation of indirect descriptors v2, addressing Konrad's comments. A graph on performance can be found at: http://xenbits.xen.org/people/royger/plot_indirect_read4k.png Thanks for the review, Roger. Roger Pau Monne (7): xen-blkback: print stats about persistent grants xen-blkback: use balloon pages for all mappings xen-blkback: implement LRU mechanism for persistent grants xen-blkback: move pending handles list from blkbk to pending_req xen-blkback: make the queue of free requests per backend xen-blkback: expand map/unmap functions xen-block: implement indirect descriptors Documentation/ABI/stable/sysfs-bus-xen-backend | 18 + drivers/block/xen-blkback/blkback.c | 844 +++++++++++++++--------- drivers/block/xen-blkback/common.h | 145 ++++- drivers/block/xen-blkback/xenbus.c | 39 ++ drivers/block/xen-blkfront.c | 491 ++++++++++++--- include/xen/interface/io/blkif.h | 48 ++ 6 files changed, 1186 insertions(+), 399 deletions(-) git://xenbits.xen.org/people/royger/linux.git xen-block-indirect-v2