From mboxrd@z Thu Jan 1 00:00:00 1970 From: Baoquan He Subject: Re: [Patch v3 1/2] introduce variable acpi_lapic into ia64 Date: Sat, 24 May 2014 17:42:47 +0800 Message-ID: <20140524094247.GA1873@dhcp-17-102.nay.redhat.com> References: <1399265306-8553-1-git-send-email-bhe@redhat.com> <18692765.A1lGfe6rx4@vostro.rjw.lan> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mx1.redhat.com ([209.132.183.28]:33589 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750751AbaEXJmz (ORCPT ); Sat, 24 May 2014 05:42:55 -0400 Content-Disposition: inline In-Reply-To: <18692765.A1lGfe6rx4@vostro.rjw.lan> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: "Rafael J. Wysocki" Cc: linux-acpi@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, dyoung@redhat.com On 05/20/14 at 12:57am, Rafael J. Wysocki wrote: > On Monday, May 05, 2014 12:48:25 PM Baoquan He wrote: > > This variable was defined and assigned in x86, is used to indicate > > whether LAPIC exists in MADT. Now introduce it into ia64 to help > > make correct judgment when get information for acpi processor later. > > > > Signed-off-by: Baoquan He > > This and [2/2] queued up for 3.16, thanks! Thanks, Rafael! > > > --- > > arch/ia64/include/asm/acpi.h | 1 + > > arch/ia64/kernel/acpi.c | 3 +++ > > 2 files changed, 4 insertions(+) > > > > diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h > > index d651102..b478219 100644 > > --- a/arch/ia64/include/asm/acpi.h > > +++ b/arch/ia64/include/asm/acpi.h > > @@ -85,6 +85,7 @@ ia64_acpi_release_global_lock (unsigned int *lock) > > ((Acq) = ia64_acpi_release_global_lock(&facs->global_lock)) > > > > #ifdef CONFIG_ACPI > > +extern int acpi_lapic; > > #define acpi_disabled 0 /* ACPI always enabled on IA64 */ > > #define acpi_noirq 0 /* ACPI always enabled on IA64 */ > > #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */ > > diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c > > index 0d407b3..615ef81 100644 > > --- a/arch/ia64/kernel/acpi.c > > +++ b/arch/ia64/kernel/acpi.c > > @@ -56,6 +56,7 @@ > > > > #define PREFIX "ACPI: " > > > > +int acpi_lapic; > > unsigned int acpi_cpei_override; > > unsigned int acpi_cpei_phys_cpuid; > > > > @@ -676,6 +677,8 @@ int __init early_acpi_boot_init(void) > > if (ret < 1) > > printk(KERN_ERR PREFIX > > "Error parsing MADT - no LAPIC entries\n"); > > + else > > + acpi_lapic = 1; > > > > #ifdef CONFIG_SMP > > if (available_cpus == 0) { > > > > -- > I speak only for myself. > Rafael J. Wysocki, Intel Open Source Technology Center.