Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754843AbYHKRAJ (ORCPT ); Mon, 11 Aug 2008 13:00:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751419AbYHKQ75 (ORCPT ); Mon, 11 Aug 2008 12:59:57 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:41797 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751567AbYHKQ74 (ORCPT ); Mon, 11 Aug 2008 12:59:56 -0400 Date: Mon, 11 Aug 2008 18:59:30 +0200 From: Ingo Molnar To: Alan Mayer Cc: "Eric W. Biederman" , jeremy@goop.org, rusty@rustcorp.com.au, suresh.b.siddha@intel.com, torvalds@linux-foundation.org, linux-kernel@vger.kernel.org, Dean Nelson , Cliff Wickman , "H. Peter Anvin" , Thomas Gleixner Subject: Re: [PATCH] x86_64: (NEW) Dynamically allocate arch specific system vectors Message-ID: <20080811165930.GI4524@elte.hu> References: <489C6844.9050902@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <489C6844.9050902@sgi.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1368 Lines: 33 * Alan Mayer wrote: > Subject: [PATCH] x86_64: (NEW) Dynamically allocate arch specific > system vectors > > From: Alan Mayer > > On some systems (e. g., UV) it is necessary to use an interrupt vector > as a "system" vector, that is, it is generated by system hardware, not > an IO device. This patch dynamically allocates them from the pool of > interrupt vectors below the fixed system vectors. This may include > stealing some from the device interrupt vector pool, so they are > allocated dynamically so that other archs don't have to pay the price. > In UV, examples of these hardware and software systems that need > dynamically allocated vectors are the GRU, the BAU, and XPM/XPC. patch has severe inlined-as-text corruption, please check Documentation/email-clients.txt about how to send patches. (or send it as an attachment, i can process that) Also, given the extensive feedback from Eric, it would be nice to have his Acked-by line as well to any patch that is resubmitted for inclusion, to make sure you meet all the requirements he has outlined. Thanks, Ingo -- 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/