Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934047AbaGXB14 (ORCPT ); Wed, 23 Jul 2014 21:27:56 -0400 Received: from mga02.intel.com ([134.134.136.20]:63260 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757852AbaGXB1u convert rfc822-to-8bit (ORCPT ); Wed, 23 Jul 2014 21:27:50 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,721,1400050800"; d="scan'208";a="577976099" From: "Ren, Qiaowei" To: "Hansen, Dave" , "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar CC: "x86@kernel.org" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" Subject: RE: [PATCH v7 09/10] x86, mpx: cleanup unused bound tables Thread-Topic: [PATCH v7 09/10] x86, mpx: cleanup unused bound tables Thread-Index: AQHPpKaiWp0ck2giqEe4I+NwpoujZZutWZiAgAEPVnD//34ngIAAiknA Date: Thu, 24 Jul 2014 01:27:28 +0000 Message-ID: <9E0BE1322F2F2246BD820DA9FC397ADE01703090@shsmsx102.ccr.corp.intel.com> References: <1405921124-4230-1-git-send-email-qiaowei.ren@intel.com> <1405921124-4230-10-git-send-email-qiaowei.ren@intel.com> <53CFE4F9.3000701@intel.com> <9E0BE1322F2F2246BD820DA9FC397ADE01703006@shsmsx102.ccr.corp.intel.com> <53D05BA9.1040108@intel.com> In-Reply-To: <53D05BA9.1040108@intel.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2014-07-24, Hansen, Dave wrote: > On 07/23/2014 05:49 PM, Ren, Qiaowei wrote: >> I can check a lot of debug information when one VMA and related >> bounds tables are allocated and freed through adding a lot of >> print() like log into kernel/runtime. Do you think this is enough? > > I thought the entire reason we grabbed a VM_ flag was to make it > possible to figure out without resorting to this. All cleanup work certainly depends on this VM_ flag. In addition, as we discussed, this new VM_ flag can mainly have runtime know how much memory is occupied by MPX. Thanks, Qiaowei -- 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/