Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752995AbaAXOkf (ORCPT ); Fri, 24 Jan 2014 09:40:35 -0500 Received: from mx1.redhat.com ([209.132.183.28]:37504 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752496AbaAXOkd (ORCPT ); Fri, 24 Jan 2014 09:40:33 -0500 Date: Fri, 24 Jan 2014 09:40:29 -0500 (EST) From: Mikulas Patocka X-X-Sender: mpatocka@file01.intranet.prod.int.rdu2.redhat.com To: Mikael Pettersson cc: Tony Luck , Fenghua Yu , linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/5] ia64 ski emulator patches In-Reply-To: <21218.28095.779306.523187@gargle.gargle.HOWL> Message-ID: References: <21218.28095.779306.523187@gargle.gargle.HOWL> User-Agent: Alpine 2.02 (LRH 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 24 Jan 2014, Mikael Pettersson wrote: > Mikulas Patocka writes: > > Hi > > > > Here I'm sending some ia64 patches to make it work in the ski emulator. > > This has been broken for a long time. > > Thanks. I've recently started running 3.x kernels on ia64 via ski, > but I'm getting random kernel crashes with 3.13. I'll give your > patches a try shortly. I also had some random page-table corruption when running recent kernels in ski. The problems occured when upgrading the whole Debian distribution. Kernel 2.6.8 was solid, new kernels caused problems, I don't know why. > I've written a few patches to improve other aspects of running the > kernel on ski: > - ski patch to use tun/tap networking (no need to run ski as root) > - ski patch to implement a fixed-frequency ITC (the ITC is currently > highly variable, completely breaking basic timekeeping) > - kernel patch to turn PAL_HALT_LIGHT into a new SSC_HALT_LIGHT, > and a corresponing ski patch to pause() on SSC_HALT_LIGHT; this > together with the fixed-frequency ITC patch allows ski to idle > with very low host CPU overhead when the guest kernel idles > - kernel patch to bump the RAM size from 130MB to 2GB > > I'd be happy to share these patches if there's interest in them. > > /Mikael I would be interested in them. I also patched that timekeeping issue in ski. Mikulas -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/