From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1cH4sR-0006RD-S5 for kexec@lists.infradead.org; Wed, 14 Dec 2016 08:25:28 +0000 Date: Wed, 14 Dec 2016 16:25:01 +0800 From: Baoquan He Subject: Re: [PATCH 1/2] kexec: add a dummy note for each offline cpu Message-ID: <20161214082501.GA9239@x1> References: <1481695887-21090-1-git-send-email-piliu@redhat.com> <20161214074046.GP1034@x1> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: 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" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Liu ping fan Cc: Dave Young , kexec@lists.infradead.org, Pingfan Liu On 12/14/16 at 04:15pm, Liu ping fan wrote: > On Wed, Dec 14, 2016 at 3:40 PM, Baoquan He wrote: > > On 12/14/16 at 02:11pm, Pingfan Liu wrote: > >> kexec-tools always allocates program headers for each possible cpu. This > >> incurs zero PT_NOTE for offline cpu. We mark this case so that later, > >> the capture kernel can distinguish it from the mistake of allocated > >> program header. > >> The counterpart of the capture kernel comes in next patch. > > > > When you execute dmesg on your testing machine and grep nr_cpu_ids, > > what's the value of nr_cpu_ids? > > > nr_cpu_ids=128 And what's the cpu number of in "lscpu" command? _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec