bigsmp is reported to work on large Opteron systems on 32bit too. Enable it by default there. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
@@ -220,8 +220,9 @@ static void __devinit MP_processor_info (struct mpc_config_processor *m)
num_processors++;
if ((num_processors > 8) &&
- APIC_XAPIC(ver) &&
- (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL))
+ ((APIC_XAPIC(ver) &&
+ (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL)) ||
+ (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)))
def_to_bigsmp = 1;
else
def_to_bigsmp = 0;