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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2010-09-23 13:06:25 +0200 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2010-10-22 22:25:45 +0200 |
| commit | 801fd14a725ef7757d33f07b83415cdd2165e50a (patch) | |
| tree | d1a35fc8d417673089e45e572d1dd8ce3306a369 | |
| parent | xen: map a dummy page for local apic and ioapic in xen_set_fixmap (diff) | |
| download | linux-801fd14a725ef7757d33f07b83415cdd2165e50a.tar.xz linux-801fd14a725ef7757d33f07b83415cdd2165e50a.zip | |
xen: use vcpu_ops to setup cpu masks
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
| -rw-r--r-- | arch/x86/xen/smp.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 25f232b18a82..138676781dd4 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -156,11 +156,16 @@ static void __init xen_fill_possible_map(void) { int i, rc; + num_processors = 0; + disabled_cpus = 0; for (i = 0; i < nr_cpu_ids; i++) { rc = HYPERVISOR_vcpu_op(VCPUOP_is_up, i, NULL); if (rc >= 0) { num_processors++; set_cpu_possible(i, true); + } else { + set_cpu_possible(i, false); + set_cpu_present(i, false); } } } @@ -190,6 +195,8 @@ static void __init xen_smp_prepare_cpus(unsigned int max_cpus) if (xen_smp_intr_init(0)) BUG(); + xen_fill_possible_map(); + if (!alloc_cpumask_var(&xen_cpu_initialized_map, GFP_KERNEL)) panic("could not allocate xen_cpu_initialized_map\n"); @@ -480,6 +487,5 @@ static const struct smp_ops xen_smp_ops __initdata = { void __init xen_smp_init(void) { smp_ops = xen_smp_ops; - xen_fill_possible_map(); xen_init_spinlocks(); } |