From 7c37e48b5125fdb0acac846a0a3af42806175d44 Mon Sep 17 00:00:00 2001 From: Cyrill Gorcunov Date: Sun, 24 Aug 2008 02:01:40 -0700 Subject: [PATCH] x86: apic - introduce get_physical_broadcast for 64bit 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 Signed-off-by: Ingo Molnar --- arch/x86/kernel/apic_64.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c index 8f551276681..bb46711a0b1 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 */ -- 2.41.1