From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764155AbZBNBYp (ORCPT ); Fri, 13 Feb 2009 20:24:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762686AbZBNBNB (ORCPT ); Fri, 13 Feb 2009 20:13:01 -0500 Received: from adsl-76-233-236-102.dsl.pltn13.sbcglobal.net ([76.233.236.102]:49174 "EHLO abulafia.goop.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1763638AbZBNBNA (ORCPT ); Fri, 13 Feb 2009 20:13:00 -0500 X-Greylist: delayed 314 seconds by postgrey-1.27 at vger.kernel.org; Fri, 13 Feb 2009 20:12:59 EST From: Jeremy Fitzhardinge To: Ingo Molnar Cc: the arch/x86 maintainers , Xen-devel , Linux Kernel Mailing List , Yinghai Lu , Ian Campbell , Jeremy Fitzhardinge , Jeremy Fitzhardinge Subject: [PATCH 5/9] x86/io_apic: add get_nr_irqs_gsi() Date: Fri, 13 Feb 2009 17:12:03 -0800 Message-Id: <5b0148b366eaa87072ab261f71c4c545be8e607f.1234573847.git.jeremy.fitzhardinge@citrix.com> X-Mailer: git-send-email 1.6.0.6 In-Reply-To: References: <3c7db30686056c9b86cc61ef50dd5572de868512.1234573847.git.jeremy.fitzhardinge@citrix.com> <3e46dae897fd5620f50b4cca9272969f5546aa88.1234573847.git.jeremy.fitzhardinge@citrix.com> <79724b71f4b8ef1fb65ea246dde2e3e1344b2a43.1234573847.git.jeremy.fitzhardinge@citrix.com> In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jeremy Fitzhardinge Add get_nr_irqs_gsi() to return nr_irqs_gsi. Xen will use this to determine how many irqs it needs to reserve for hardware irqs. Signed-off-by: Jeremy Fitzhardinge --- arch/x86/include/asm/io_apic.h | 1 + arch/x86/kernel/io_apic.c | 5 +++++ 2 files changed, 6 insertions(+), 0 deletions(-) diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index 20b543a..10a7a43 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -168,6 +168,7 @@ extern void reinit_intr_remapped_IO_APIC(int); #endif extern void probe_nr_irqs_gsi(void); +extern int get_nr_irqs_gsi(void); extern int setup_ioapic_entry(int apic, int irq, struct IO_APIC_route_entry *entry, diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index de0368a..f66c093 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c @@ -3865,6 +3865,11 @@ void __init probe_nr_irqs_gsi(void) printk(KERN_DEBUG "nr_irqs_gsi: %d\n", nr_irqs_gsi); } +int get_nr_irqs_gsi(void) +{ + return nr_irqs_gsi; +} + #ifdef CONFIG_SPARSE_IRQ int __init arch_probe_nr_irqs(void) { -- 1.6.0.6