From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from acsinet15.oracle.com ([141.146.126.227]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SmoBk-0001aP-W2 for kexec@lists.infradead.org; Thu, 05 Jul 2012 15:42:05 +0000 Date: Thu, 5 Jul 2012 11:33:33 -0400 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH 0/5] crash: Small bundle of fixes for Xen Message-ID: <20120705153333.GA27568@phenom.dumpdata.com> References: <20120705145839.GB2007@host-192-168-1-59.local.net-space.pl> <1a4623fc-cef2-42b5-894c-98607a623c86@zmail15.collab.prod.int.phx2.redhat.com> <20120705152950.GH2007@host-192-168-1-59.local.net-space.pl> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20120705152950.GH2007@host-192-168-1-59.local.net-space.pl> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Daniel Kiper Cc: olaf@aepfle.de, xen-devel@lists.xensource.com, andrew cooper3 , kexec@lists.infradead.org, Dave Anderson , crash-utility@redhat.com On Thu, Jul 05, 2012 at 05:29:50PM +0200, Daniel Kiper wrote: > On Thu, Jul 05, 2012 at 11:15:29AM -0400, Dave Anderson wrote: > > > > > > ----- Original Message ----- > > > Hi, > > > > > > It looks that Xen support for crash have not been maintained > > > since 2009. I am trying to fix this. Here it is small > > > bundle of fixes: > > > - xen: Always calculate max_cpus value, > > > - xen: Read only crash notes for onlined CPUs, > > > - x86/xen: Read variables from dynamically allocated per_cpu data, > > > - xen: Get idle data from alternative source, > > > - xen: Read data correctly from dynamically allocated console ring > > > too. > > > > > > Daniel > > > > Daniel, > > > > Can you absolutely confirm that these changes are all backwards-compatible? > > I have not done tests with older versions of Xen. However, > I made all patches with backward compatibility in mind. Anyway, > If you wish I could do tests with let's say Xen Ver. 3.4 > and Xen Linux Kernel Ver. 2.6.18 at least. I think Dave is worried about it breaking with the version that is bundled with RHEL5U8? _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH 0/5] crash: Small bundle of fixes for Xen Date: Thu, 5 Jul 2012 11:33:33 -0400 Message-ID: <20120705153333.GA27568@phenom.dumpdata.com> References: <20120705145839.GB2007@host-192-168-1-59.local.net-space.pl> <1a4623fc-cef2-42b5-894c-98607a623c86@zmail15.collab.prod.int.phx2.redhat.com> <20120705152950.GH2007@host-192-168-1-59.local.net-space.pl> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20120705152950.GH2007-UojuW/CpjwpdUOLzJiIvSsFoITBeLw/klGfBN0aaEZ+lPcVs/6D9LQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kexec-bounces-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Errors-To: kexec-bounces+glkk-kexec=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Daniel Kiper Cc: olaf-QOLJcTWqO2uzQB+pC5nmwQ@public.gmane.org, xen-devel-GuqFBffKawuULHF6PoxzQEEOCMrvLtNR@public.gmane.org, andrew cooper3 , kexec-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Dave Anderson , crash-utility-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org List-Id: xen-devel@lists.xenproject.org On Thu, Jul 05, 2012 at 05:29:50PM +0200, Daniel Kiper wrote: > On Thu, Jul 05, 2012 at 11:15:29AM -0400, Dave Anderson wrote: > > > > > > ----- Original Message ----- > > > Hi, > > > > > > It looks that Xen support for crash have not been maintained > > > since 2009. I am trying to fix this. Here it is small > > > bundle of fixes: > > > - xen: Always calculate max_cpus value, > > > - xen: Read only crash notes for onlined CPUs, > > > - x86/xen: Read variables from dynamically allocated per_cpu data, > > > - xen: Get idle data from alternative source, > > > - xen: Read data correctly from dynamically allocated console ring > > > too. > > > > > > Daniel > > > > Daniel, > > > > Can you absolutely confirm that these changes are all backwards-compatible? > > I have not done tests with older versions of Xen. However, > I made all patches with backward compatibility in mind. Anyway, > If you wish I could do tests with let's say Xen Ver. 3.4 > and Xen Linux Kernel Ver. 2.6.18 at least. I think Dave is worried about it breaking with the version that is bundled with RHEL5U8?