Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756227Ab1BOWLV (ORCPT ); Tue, 15 Feb 2011 17:11:21 -0500 Received: from mga09.intel.com ([134.134.136.24]:26629 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754752Ab1BOWLU (ORCPT ); Tue, 15 Feb 2011 17:11:20 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.60,476,1291622400"; d="scan'208";a="708212601" From: jacob.jun.pan@linux.intel.com To: LKML , "Kirill A. Shutemov" , Arjan van de Ven , Matt Helsley , container cgroup , Li Zefan , Paul Menage , akpm@linux-foundation.org, rdunlap@xenotime.net, Cedric Le Goater Cc: Jacob Pan Subject: [PATCH 0/1, v9] cgroup/freezer: add per freezer duty ratio control Date: Tue, 15 Feb 2011 14:09:09 -0800 Message-Id: <1297807750-28844-1-git-send-email-jacob.jun.pan@linux.intel.com> X-Mailer: git-send-email 1.7.0.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1777 Lines: 50 From: Jacob Pan Fixing subject in cover letter, should be v4 instead of v3 Changelog: v9: - merged duty ratio related data structs - removed toggling bit, replaced with freezer->state - consolidated toggling mode cancellation function - use spin lock to protect duty ratio parameter writes - use second as period - allow 0% and 100% frozen time, aligned behavior with freezer_write() v8: - minor clean up v7: - use delayed workqueue instead of per cgroup kernel thread to manage toggling - make freezer.state higher priority than duty ratio setting - small correction in documentation v6: - remove check for duty ratio == 100 case v5: - improve error handling in duty ratio/ period writes - fix the logic to avoid kthread creation when ratio and period are invalid. - 100% frozen is not permitted in duty ratio set up v4: - limit kthread creation only when valid duty ratio parameters are given. - changed period back to milisecond - consolidated paramter write functions v3: - added documentation v2: - use read_u64/write_u64 instead of string read/write - use period in second instead of ms - renamed duty_ratio to duty_ratio_pct, be more specific - removed locking around period and duty_ratio reads Jacob Pan (1): cgroup/freezer: add per freezer duty ratio control Documentation/cgroups/freezer-subsystem.txt | 23 ++++++ kernel/cgroup_freezer.c | 109 ++++++++++++++++++++++++++- 2 files changed, 130 insertions(+), 2 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/