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Diffstat (limited to 'arch/x86/xen/smp.c')
-rw-r--r--arch/x86/xen/smp.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index acd9b6705e0..2cce362c987 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -158,7 +158,7 @@ static void __init xen_fill_possible_map(void)
{
int i, rc;
- for (i = 0; i < NR_CPUS; i++) {
+ for (i = 0; i < nr_cpu_ids; i++) {
rc = HYPERVISOR_vcpu_op(VCPUOP_is_up, i, NULL);
if (rc >= 0) {
num_processors++;
@@ -196,7 +196,7 @@ static void __init xen_smp_prepare_cpus(unsigned int max_cpus)
/* Restrict the possible_map according to max_cpus. */
while ((num_possible_cpus() > 1) && (num_possible_cpus() > max_cpus)) {
- for (cpu = NR_CPUS - 1; !cpu_possible(cpu); cpu--)
+ for (cpu = nr_cpu_ids - 1; !cpu_possible(cpu); cpu--)
continue;
cpu_clear(cpu, cpu_possible_map);
}
@@ -408,24 +408,22 @@ static void xen_smp_send_reschedule(int cpu)
xen_send_IPI_one(cpu, XEN_RESCHEDULE_VECTOR);
}
-static void xen_send_IPI_mask(cpumask_t mask, enum ipi_vector vector)
+static void xen_send_IPI_mask(const cpumask_t *mask, enum ipi_vector vector)
{
unsigned cpu;
- cpus_and(mask, mask, cpu_online_map);
-
- for_each_cpu_mask_nr(cpu, mask)
+ for_each_cpu_and(cpu, mask, &cpu_online_map)
xen_send_IPI_one(cpu, vector);
}
-static void xen_smp_send_call_function_ipi(cpumask_t mask)
+static void xen_smp_send_call_function_ipi(const cpumask_t *mask)
{
int cpu;
xen_send_IPI_mask(mask, XEN_CALL_FUNCTION_VECTOR);
/* Make sure other vcpus get a chance to run if they need to. */
- for_each_cpu_mask_nr(cpu, mask) {
+ for_each_cpu_mask_nr(cpu, *mask) {
if (xen_vcpu_stolen(cpu)) {
HYPERVISOR_sched_op(SCHEDOP_yield, 0);
break;
@@ -435,7 +433,8 @@ static void xen_smp_send_call_function_ipi(cpumask_t mask)
static void xen_smp_send_call_function_single_ipi(int cpu)
{
- xen_send_IPI_mask(cpumask_of_cpu(cpu), XEN_CALL_FUNCTION_SINGLE_VECTOR);
+ xen_send_IPI_mask(&cpumask_of_cpu(cpu),
+ XEN_CALL_FUNCTION_SINGLE_VECTOR);
}
static irqreturn_t xen_call_function_interrupt(int irq, void *dev_id)