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[PATCH] i386: Use bigsmp for > 8 core Opteron systems 

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>
This commit is contained in:
Andi Kleen 2005-11-20 18:49:05 +01:00 committed by Linus Torvalds
parent 252ec9e28f
commit d7169160bb
1 changed files with 3 additions and 2 deletions
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5
arch/i386/kernel/mpparse.c
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@ -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;