From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e28smtp04.in.ibm.com (e28smtp04.in.ibm.com [122.248.162.4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e28smtp04.in.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 24279B6FA9 for ; Mon, 20 Feb 2012 21:31:15 +1100 (EST) Received: from /spool/local by e28smtp04.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 20 Feb 2012 16:01:10 +0530 Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay02.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q1KAV5s44178150 for ; Mon, 20 Feb 2012 16:01:05 +0530 Received: from d28av01.in.ibm.com (loopback [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q1KAV4jc018975 for ; Mon, 20 Feb 2012 16:01:04 +0530 Message-ID: <4F4220E7.2060505@in.ibm.com> Date: Mon, 20 Feb 2012 16:01:03 +0530 From: "Suzuki K. Poulose" MIME-Version: 1.0 To: Atsushi Kumagai Subject: Re: [PATCH v1 0/4][makedumpfile] vmalloc translation support for PPC32 References: <20120216033411.7972.77705.stgit@suzukikp> <20120217093220.0c2993a1.kumagai-atsushi@mxc.nes.nec.co.jp> <4F3DEBCF.8000201@in.ibm.com> <1329467969.2892.58.camel@pasglop> <20120220185601.d08b8864.kumagai-atsushi@mxc.nes.nec.co.jp> In-Reply-To: <20120220185601.d08b8864.kumagai-atsushi@mxc.nes.nec.co.jp> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: kexec@lists.infradead.org, linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On 02/20/2012 03:26 PM, Atsushi Kumagai wrote: > Hi, Benjamin > Hi, Suzuki > > On Fri, 17 Feb 2012 19:39:29 +1100 > Benjamin Herrenschmidt wrote: > >> On Fri, 2012-02-17 at 11:25 +0530, Suzuki K. Poulose wrote: >>>> Could you tell me what kind of data is stored in vmalloc region in >>> PPC ? >>>> I want to estimate importance of your patches for makedumpfile. >>> I know at least the modules are loaded in the vmalloc'd region. I have >>> Cc'ed linux-ppc dev. We should be able to get enough info from the >>> experts here. >>> >>> Josh / Kumar / Others, >>> >>> Could you please let us know your thoughts ? >> >> Modules, driver IO mappings, etc... I can see that being useful for >> crashdumps. > > Thank you for your information. > > The above data may be required for one function of makedumpfile (filter > out kernel data) but not so crucial for makedumpfile as page descriptors > and related data(e.g. pglist_data). > > Moreover, I'm preparing the release of v1.4.3 now, so I'll merge vmalloc > support for PPC32 into v1.4.4. Is it all right for you, Suzuki ? Yep, fine with me. Thanks Suzuki From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from e28smtp04.in.ibm.com ([122.248.162.4]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1RzQXe-0000lb-ET for kexec@lists.infradead.org; Mon, 20 Feb 2012 10:32:35 +0000 Received: from /spool/local by e28smtp04.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 20 Feb 2012 16:01:12 +0530 Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay01.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q1KAV4lA2941026 for ; Mon, 20 Feb 2012 16:01:04 +0530 Received: from d28av01.in.ibm.com (loopback [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q1KAV4ja018975 for ; Mon, 20 Feb 2012 16:01:04 +0530 Message-ID: <4F4220E7.2060505@in.ibm.com> Date: Mon, 20 Feb 2012 16:01:03 +0530 From: "Suzuki K. Poulose" MIME-Version: 1.0 Subject: Re: [PATCH v1 0/4][makedumpfile] vmalloc translation support for PPC32 References: <20120216033411.7972.77705.stgit@suzukikp> <20120217093220.0c2993a1.kumagai-atsushi@mxc.nes.nec.co.jp> <4F3DEBCF.8000201@in.ibm.com> <1329467969.2892.58.camel@pasglop> <20120220185601.d08b8864.kumagai-atsushi@mxc.nes.nec.co.jp> In-Reply-To: <20120220185601.d08b8864.kumagai-atsushi@mxc.nes.nec.co.jp> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Atsushi Kumagai Cc: benh@kernel.crashing.org, kexec@lists.infradead.org, linuxppc-dev@lists.ozlabs.org On 02/20/2012 03:26 PM, Atsushi Kumagai wrote: > Hi, Benjamin > Hi, Suzuki > > On Fri, 17 Feb 2012 19:39:29 +1100 > Benjamin Herrenschmidt wrote: > >> On Fri, 2012-02-17 at 11:25 +0530, Suzuki K. Poulose wrote: >>>> Could you tell me what kind of data is stored in vmalloc region in >>> PPC ? >>>> I want to estimate importance of your patches for makedumpfile. >>> I know at least the modules are loaded in the vmalloc'd region. I have >>> Cc'ed linux-ppc dev. We should be able to get enough info from the >>> experts here. >>> >>> Josh / Kumar / Others, >>> >>> Could you please let us know your thoughts ? >> >> Modules, driver IO mappings, etc... I can see that being useful for >> crashdumps. > > Thank you for your information. > > The above data may be required for one function of makedumpfile (filter > out kernel data) but not so crucial for makedumpfile as page descriptors > and related data(e.g. pglist_data). > > Moreover, I'm preparing the release of v1.4.3 now, so I'll merge vmalloc > support for PPC32 into v1.4.4. Is it all right for you, Suzuki ? Yep, fine with me. Thanks Suzuki _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec