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| author | Ingo Molnar <mingo@elte.hu> | 2010-08-31 11:45:21 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-08-31 11:45:46 +0400 |
| commit | daab7fc734a53fdeaf844b7c03053118ad1769da (patch) | |
| tree | 575deb3cdcc6dda562acaed6f7c29bc81ae01cf2 /arch/x86/kernel/mpparse.c | |
| parent | 774ea0bcb27f57b6fd521b3b6c43237782fed4b9 (diff) | |
| parent | 2bfc96a127bc1cc94d26bfaa40159966064f9c8c (diff) | |
| download | linux-daab7fc734a53fdeaf844b7c03053118ad1769da.tar.xz | |
Merge commit 'v2.6.36-rc3' into x86/memblock
Conflicts:
arch/x86/kernel/trampoline.c
mm/memblock.c
Merge reason: Resolve the conflicts, update to latest upstream.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/mpparse.c')
| -rw-r--r-- | arch/x86/kernel/mpparse.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c index 8252545ae6f3..9af64d9c4b67 100644 --- a/arch/x86/kernel/mpparse.c +++ b/arch/x86/kernel/mpparse.c @@ -275,6 +275,18 @@ static void __init smp_dump_mptable(struct mpc_table *mpc, unsigned char *mpt) void __init default_smp_read_mpc_oem(struct mpc_table *mpc) { } +static void __init smp_register_lapic_address(unsigned long address) +{ + mp_lapic_addr = address; + + set_fixmap_nocache(FIX_APIC_BASE, address); + if (boot_cpu_physical_apicid == -1U) { + boot_cpu_physical_apicid = read_apic_id(); + apic_version[boot_cpu_physical_apicid] = + GET_APIC_VERSION(apic_read(APIC_LVR)); + } +} + static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early) { char str[16]; @@ -296,6 +308,10 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early) if (early) return 1; + /* Initialize the lapic mapping */ + if (!acpi_lapic) + smp_register_lapic_address(mpc->lapic); + if (mpc->oemptr) x86_init.mpparse.smp_read_mpc_oem(mpc); |