From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760287Ab2CaPba (ORCPT ); Sat, 31 Mar 2012 11:31:30 -0400 Received: from oproxy9.bluehost.com ([69.89.24.6]:58601 "HELO oproxy9.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1760114Ab2CaPbQ (ORCPT ); Sat, 31 Mar 2012 11:31:16 -0400 From: Tao Ma To: linux-kernel@vger.kernel.org Cc: Jens Axboe , Greg Kroah-Hartman Subject: [PATCH V2 2/2] Documentation: Add sysfs ABI change for cfq's target latency. Date: Sat, 31 Mar 2012 23:31:07 +0800 Message-Id: <1333207867-2957-2-git-send-email-tm@tao.ma> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1333207867-2957-1-git-send-email-tm@tao.ma> References: <1332836213-5266-1-git-send-email-tm@tao.ma> <1333207867-2957-1-git-send-email-tm@tao.ma> X-Identified-User: {1390:box585.bluehost.com:colyli:tao.ma} {sentby:smtp auth 69.198.183.141 authed with tm@tao.ma} Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Tao Ma Cc: Jens Axboe Cc: Greg Kroah-Hartman Signed-off-by: Tao Ma --- Documentation/ABI/testing/sysfs-cfq-target-latency | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) create mode 100644 Documentation/ABI/testing/sysfs-cfq-target-latency diff --git a/Documentation/ABI/testing/sysfs-cfq-target-latency b/Documentation/ABI/testing/sysfs-cfq-target-latency new file mode 100644 index 0000000..df0f782 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-cfq-target-latency @@ -0,0 +1,8 @@ +What: /sys/block//iosched/target_latency +Date: March 2012 +contact: Tao Ma +Description: + The /sys/block//iosched/target_latency only exists + when the user sets cfq to /sys/block//scheduler. + It contains an estimated latency time for the cfq. cfq will + use it to calculate the time slice used for every task. -- 1.7.0.4