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Diffstat (limited to 'arch/x86/kernel/genx2apic_cluster.c')
-rw-r--r--arch/x86/kernel/genx2apic_cluster.c38
1 files changed, 21 insertions, 17 deletions
diff --git a/arch/x86/kernel/genx2apic_cluster.c b/arch/x86/kernel/genx2apic_cluster.c
index 62f9fcc..2d97726 100644
--- a/arch/x86/kernel/genx2apic_cluster.c
+++ b/arch/x86/kernel/genx2apic_cluster.c
@@ -36,8 +36,8 @@ static void x2apic_vector_allocation_domain(int cpu, struct cpumask *retmask)
cpumask_set_cpu(cpu, retmask);
}
-static void __x2apic_send_IPI_dest(unsigned int apicid, int vector,
- unsigned int dest)
+static void
+ __x2apic_send_IPI_dest(unsigned int apicid, int vector, unsigned int dest)
{
unsigned long cfg;
@@ -57,45 +57,50 @@ static void __x2apic_send_IPI_dest(unsigned int apicid, int vector,
*/
static void x2apic_send_IPI_mask(const struct cpumask *mask, int vector)
{
- unsigned long flags;
unsigned long query_cpu;
+ unsigned long flags;
local_irq_save(flags);
- for_each_cpu(query_cpu, mask)
+ for_each_cpu(query_cpu, mask) {
__x2apic_send_IPI_dest(
per_cpu(x86_cpu_to_logical_apicid, query_cpu),
vector, apic->dest_logical);
+ }
local_irq_restore(flags);
}
-static void x2apic_send_IPI_mask_allbutself(const struct cpumask *mask,
- int vector)
+static void
+ x2apic_send_IPI_mask_allbutself(const struct cpumask *mask, int vector)
{
- unsigned long flags;
- unsigned long query_cpu;
unsigned long this_cpu = smp_processor_id();
+ unsigned long query_cpu;
+ unsigned long flags;
local_irq_save(flags);
- for_each_cpu(query_cpu, mask)
- if (query_cpu != this_cpu)
- __x2apic_send_IPI_dest(
+ for_each_cpu(query_cpu, mask) {
+ if (query_cpu == this_cpu)
+ continue;
+ __x2apic_send_IPI_dest(
per_cpu(x86_cpu_to_logical_apicid, query_cpu),
vector, apic->dest_logical);
+ }
local_irq_restore(flags);
}
static void x2apic_send_IPI_allbutself(int vector)
{
- unsigned long flags;
- unsigned long query_cpu;
unsigned long this_cpu = smp_processor_id();
+ unsigned long query_cpu;
+ unsigned long flags;
local_irq_save(flags);
- for_each_online_cpu(query_cpu)
- if (query_cpu != this_cpu)
- __x2apic_send_IPI_dest(
+ for_each_online_cpu(query_cpu) {
+ if (query_cpu == this_cpu)
+ continue;
+ __x2apic_send_IPI_dest(
per_cpu(x86_cpu_to_logical_apicid, query_cpu),
vector, apic->dest_logical);
+ }
local_irq_restore(flags);
}
@@ -175,7 +180,6 @@ static void init_x2apic_ldr(void)
int cpu = smp_processor_id();
per_cpu(x86_cpu_to_logical_apicid, cpu) = apic_read(APIC_LDR);
- return;
}
struct genapic apic_x2apic_cluster = {
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