From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]) by bombadil.infradead.org with esmtp (Exim 4.69 #1 (Red Hat Linux)) id 1MHBMP-0005sB-OR for kexec@lists.infradead.org; Thu, 18 Jun 2009 06:44:41 +0000 Received: from m1.gw.fujitsu.co.jp ([10.0.50.71]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id n5I6iQKl021321 for (envelope-from seto.hidetoshi@jp.fujitsu.com); Thu, 18 Jun 2009 15:44:26 +0900 Received: from smail (m1 [127.0.0.1]) by outgoing.m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 1BA9645DE52 for ; Thu, 18 Jun 2009 15:44:26 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (s1.gw.fujitsu.co.jp [10.0.50.91]) by m1.gw.fujitsu.co.jp (Postfix) with ESMTP id ED0BF45DE4F for ; Thu, 18 Jun 2009 15:44:25 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id CF3F11DB8042 for ; Thu, 18 Jun 2009 15:44:25 +0900 (JST) Received: from m107.s.css.fujitsu.com (m107.s.css.fujitsu.com [10.249.87.107]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id 855C51DB803C for ; Thu, 18 Jun 2009 15:44:25 +0900 (JST) Message-ID: <4A39E247.4030908@jp.fujitsu.com> Date: Thu, 18 Jun 2009 15:44:23 +0900 From: Hidetoshi Seto MIME-Version: 1.0 Subject: [PATCH 0/7] Patches for kdump vs. INIT 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: linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Haren Myneni , kexec@lists.infradead.org, Vivek Goyal Hi Tony-san, and kdump folks, I got some trouble on kdump on IPF with INIT, and my investigation proves there are some bugs and races in startup of kdump. Here are fixes based on .30, for issues I found. Since it must be serious problem for (likely big) IPF servers if we could fail to retrieve crashdump via kdump, so I believe these patches should be applied asap. Thanks, H.Seto === Hidetoshi Seto (7): ia64, kdump: Mask MCA/INIT on freezing cpus ia64, kexec: Make INIT safe while kdump/kexec ia64, kexec: Unregister MCA handler before kexec ia64, kdump: Don't offline APs ia64, kdump: Mask INIT first in panic-kdump path ia64, kdump: Try INIT regardless of kdump_on_init ia64, kdump: Short path to freeze CPUs arch/ia64/kernel/crash.c | 85 ++++++++++++++++++++++++++------------ arch/ia64/kernel/machine_kexec.c | 17 ++++++++ arch/ia64/kernel/mca.c | 15 ++++++- arch/ia64/kernel/mca_asm.S | 47 +++++++++++++++++++++ 4 files changed, 136 insertions(+), 28 deletions(-) _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec