diff options
| author | Mike Travis <travis@sgi.com> | 2008-01-30 13:33:14 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:33:14 +0100 |
| commit | 693e3c560317577a29c625d89f6745d5c7cfd918 (patch) | |
| tree | 2f8420f929e8cdb8167a57104b7938658cdd3a8f /arch/x86/kernel/apic_64.c | |
| parent | 4dbf7af6442a9a882855bed0d999659ac413e3ac (diff) | |
x86: reduce memory and intra-node effects
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/apic_64.c')
| -rw-r--r-- | arch/x86/kernel/apic_64.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c index f9919c492699..85bd3d463cdf 100644 --- a/arch/x86/kernel/apic_64.c +++ b/arch/x86/kernel/apic_64.c @@ -1175,14 +1175,15 @@ __cpuinit int apic_is_clustered_box(void) { int i, clusters, zeros; unsigned id; + u16 *bios_cpu_apicid = x86_bios_cpu_apicid_early_ptr; DECLARE_BITMAP(clustermap, NUM_APIC_CLUSTERS); bitmap_zero(clustermap, NUM_APIC_CLUSTERS); for (i = 0; i < NR_CPUS; i++) { /* are we being called early in kernel startup? */ - if (x86_bios_cpu_apicid_early_ptr) { - id = ((u16 *)x86_bios_cpu_apicid_early_ptr)[i]; + if (bios_cpu_apicid) { + id = bios_cpu_apicid[i]; } else if (i < nr_cpu_ids) { if (cpu_present(i)) |