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 <bhe@xxxxxxxxxx>
This and [2/2] queued up for 3.16, thanks!
> ---
> 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.
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