Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932380Ab2EVUD5 (ORCPT ); Tue, 22 May 2012 16:03:57 -0400 Received: from mail-pz0-f46.google.com ([209.85.210.46]:52638 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932317Ab2EVUDz (ORCPT ); Tue, 22 May 2012 16:03:55 -0400 MIME-Version: 1.0 In-Reply-To: <1337644682-19854-2-git-send-email-suresh.b.siddha@intel.com> References: <1337643880.1997.166.camel@sbsiddha-desk.sc.intel.com> <1337644682-19854-1-git-send-email-suresh.b.siddha@intel.com> <1337644682-19854-2-git-send-email-suresh.b.siddha@intel.com> Date: Tue, 22 May 2012 13:03:55 -0700 X-Google-Sender-Auth: FZQatz36NyM-CNk2u9_6dZ5GTqI Message-ID: Subject: Re: [PATCH 2/2] x2apic, cluster: use all the members of one cluster specified in the smp_affinity mask for the interrupt desintation From: Yinghai Lu To: Suresh Siddha Cc: agordeev@redhat.com, linux-kernel@vger.kernel.org, x86@kernel.org, gorcunov@openvz.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 750 Lines: 18 On Mon, May 21, 2012 at 4:58 PM, Suresh Siddha wrote: > We are now grouping all the cpu's in a cluster to one vector domain. So that > will limit the total number of interrupt sources handled by Linux. Previously > we support "cpu-count * available-vectors-per-cpu" interrupt sources but this > will now reduce to "cpu-count/16 * available-vectors-per-cpu". maybe could add some boot parameter to control cpu number in same domain that is used instead of 16. Thanks Yinghai -- 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/