From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 5 May 2001 22:27:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 5 May 2001 22:27:01 -0400 Received: from f00f.stub.clear.net.nz ([203.167.224.51]:49936 "HELO metastasis.f00f.org") by vger.kernel.org with SMTP id ; Sat, 5 May 2001 22:25:51 -0400 Date: Sun, 6 May 2001 14:25:48 +1200 From: Chris Wedgwood To: Rik van Riel Cc: Peter Rival , Anton Blanchard , linux-kernel@vger.kernel.org Subject: Re: [PATCH] CPU hot swap for 2.4.3 + s390 support Message-ID: <20010506142548.D31269@metastasis.f00f.org> In-Reply-To: <20010506033746.A30690@metastasis.f00f.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from riel@conectiva.com.br on Sat, May 05, 2001 at 11:19:09PM -0300 X-No-Archive: Yes Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, May 05, 2001 at 11:19:09PM -0300, Rik van Riel wrote: This only leaves two issues, the first is device drivers and the second is the question whether we'd want the overhead needed to implement the (fairly easy) memory relocation. How do you relocate -- pages which are mlocked without violating RT contraints? -- pages which contain kernel pointers and might be accessed from interrupt context? --cw