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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-05-21 10:12:39 -0400 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-05-21 10:12:39 -0400 |
commit | b3f87b98aa3dc22cc58f970140113b270015cddb (patch) | |
tree | c4aec5996567ad96310f61e9244e799f41bf2625 /arch/x86/kernel/apic/x2apic_phys.c | |
parent | 041245c88a29273788e8eff1353bc6e1f56c61df (diff) | |
parent | 1afeaf5c29aa07db25760d2fbed5c08a3aec3498 (diff) |
Merge branch 'bugfixes' into nfs-for-next
Diffstat (limited to 'arch/x86/kernel/apic/x2apic_phys.c')
-rw-r--r-- | arch/x86/kernel/apic/x2apic_phys.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c index 8a778db45e3a..991e315f4227 100644 --- a/arch/x86/kernel/apic/x2apic_phys.c +++ b/arch/x86/kernel/apic/x2apic_phys.c @@ -24,6 +24,12 @@ static int x2apic_acpi_madt_oem_check(char *oem_id, char *oem_table_id) { if (x2apic_phys) return x2apic_enabled(); + else if ((acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID) && + (acpi_gbl_FADT.flags & ACPI_FADT_APIC_PHYSICAL) && + x2apic_enabled()) { + printk(KERN_DEBUG "System requires x2apic physical mode\n"); + return 1; + } else return 0; } |