Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754330AbbKXOos (ORCPT ); Tue, 24 Nov 2015 09:44:48 -0500 Received: from mx1.redhat.com ([209.132.183.28]:41500 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752768AbbKXOor (ORCPT ); Tue, 24 Nov 2015 09:44:47 -0500 Date: Tue, 24 Nov 2015 15:44:43 +0100 From: Radim =?utf-8?B?S3LEjW3DocWZ?= To: "Wu, Feng" Cc: "pbonzini@redhat.com" , "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] KVM: x86: Add lowest-priority support for vt-d posted-interrupts Message-ID: <20151124144443.GB24676@potion.brq.redhat.com> References: <1447037208-75615-1-git-send-email-feng.wu@intel.com> <20151116190314.GA12245@potion.brq.redhat.com> <20151124143154.GB13925@potion.brq.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20151124143154.GB13925@potion.brq.redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 553 Lines: 11 2015-11-24 15:31+0100, Radim Krčmář: > 000 means that bits 7:4 of vector are selected, thus the vector hash is > 0b1110 = 14, so the round-robin effectively does 14 % 4 (because we only > have 4 destinations) and delivers to the 3rd possible APIC (= ID 6)? Ah, 3rd APIC in the set has ID 4, of course :) -- 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/