From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 2E1BC1007D2 for ; Sat, 16 Jan 2010 04:53:32 +1100 (EST) Subject: Re: Kexec support for FSL-BookE, take two Mime-Version: 1.0 (Apple Message framework v1077) Content-Type: text/plain; charset=us-ascii From: Kumar Gala In-Reply-To: <1263573697-17839-1-git-send-email-linuxppc-dev@ml.breakpoint.cc> Date: Fri, 15 Jan 2010 11:53:13 -0600 Message-Id: <80DDCCCD-D62C-4A66-AA8B-E0937266AF55@kernel.crashing.org> References: <1263573697-17839-1-git-send-email-linuxppc-dev@ml.breakpoint.cc> To: Sebastian Andrzej Siewior Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Jan 15, 2010, at 10:41 AM, Sebastian Andrzej Siewior wrote: > This is take two :) > SMP support did not work in the first one and due to the lack of a = working > SMP machine it is still absent. I took the e500v1 problem into account = and > the result is that I now use multiple 256MiB mappings. > The final mapping covers the first 2GiB so the part of the highmem = should > be also covered and not just kernel memory. >=20 > The first three patches prepare the entry code to work outside of the > first page. Patch 4 simply moves code and finally patch 5 implements = the > kexec functionality. What do you think we need for SMP support? I'm happy to test out on SMP = HW (8572) - k=