From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755733AbYHXJDr (ORCPT ); Sun, 24 Aug 2008 05:03:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753243AbYHXJC6 (ORCPT ); Sun, 24 Aug 2008 05:02:58 -0400 Received: from rv-out-0506.google.com ([209.85.198.229]:51456 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752951AbYHXJC5 (ORCPT ); Sun, 24 Aug 2008 05:02:57 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=u9S/g5VYZHOnnr5UlVyKnaLkAI7FwDm4W1Qw3WziRmPkUWkjMMXcz0T02RljktOfQ3 gtGQ7m2CAqtRjqG+Kxp0JlvFibvtPUYq2qKqtiFff55rKW99KC9A+RWJLLW+Je1sUFui v+mSTdELDxvXYf+R3hCKTKJOgwIh/LUqdMiJM= From: Yinghai Lu To: Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Andrew Morton Cc: linux-kernel@vger.kernel.org, Cyrill Gorcunov , Yinghai Lu Subject: [PATCH 02/18] x86: apic - introduce get_physical_broadcast for 64bit Date: Sun, 24 Aug 2008 02:01:40 -0700 Message-Id: <1219568516-681-3-git-send-email-yhlu.kernel@gmail.com> X-Mailer: git-send-email 1.5.4.5 In-Reply-To: <1219568516-681-1-git-send-email-yhlu.kernel@gmail.com> References: <1219568516-681-1-git-send-email-yhlu.kernel@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Cyrill Gorcunov We don't really use it now on 64bit mode but could reserve it for future. Signed-off-by: Cyrill Gorcunov Signed-off-by: Yinghai Lu --- arch/x86/kernel/apic_64.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c index 8f55127..bb46711 100644 --- a/arch/x86/kernel/apic_64.c +++ b/arch/x86/kernel/apic_64.c @@ -244,6 +244,16 @@ void __cpuinit enable_NMI_through_LVT0(void) apic_write(APIC_LVT0, v); } +#ifdef CONFIG_X86_32 +/** + * get_physical_broadcast - Get number of physical broadcast IDs + */ +int get_physical_broadcast(void) +{ + return modern_apic() ? 0xff : 0xf; +} +#endif + /** * lapic_get_maxlvt - get the maximum number of local vector table entries */ -- 1.5.4.5