diff options
| author | Shaohua Li <shaohua.li@intel.com> | 2006-03-23 11:59:53 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 16:38:06 +0100 |
| commit | 7c5c1e427b5e83807fd05419d1cf6991b9d87247 (patch) | |
| tree | 780820efe1aa9ef26e756c157b14de9d3f84649f /arch/i386/kernel/mpparse.c | |
| parent | [PATCH] x86: cpuid.4 doesn't need cpu level 5 (diff) | |
| download | linux-7c5c1e427b5e83807fd05419d1cf6991b9d87247.tar.xz linux-7c5c1e427b5e83807fd05419d1cf6991b9d87247.zip | |
[PATCH] x86: deterine xapic using apic version
Checking APIC version instead of CPU family to determine XAPIC. Family 6
CPU could have xapic as well.
Signed-off-by: Shaohua Li<shaohua.li@intel.com>
Cc: Dave Jones <davej@codemonkey.org.uk>
Cc: "Seth, Rohit" <rohit.seth@intel.com>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/i386/kernel/mpparse.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/i386/kernel/mpparse.c b/arch/i386/kernel/mpparse.c index e85e463af7ce..8d8aa9d1796d 100644 --- a/arch/i386/kernel/mpparse.c +++ b/arch/i386/kernel/mpparse.c @@ -937,7 +937,8 @@ void __init mp_register_ioapic ( mp_ioapics[idx].mpc_apicaddr = address; set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address); - if ((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) && (boot_cpu_data.x86 < 15)) + if ((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) + && !APIC_XAPIC(apic_version[boot_cpu_physical_apicid])) tmpid = io_apic_get_unique_id(idx, id); else tmpid = id; |