2 files changed, 30 insertions, 15 deletions

diff --git a/arch/x86/include/asm/bigsmp/apic.h b/arch/x86/include/asm/bigsmp/apic.h
index ce547f24a1cd..d8dd9f537911 100644
--- a/arch/x86/include/asm/bigsmp/apic.h
+++ b/arch/x86/include/asm/bigsmp/apic.h
@@ -9,12 +9,12 @@ static inline int apic_id_registered(void)
         return (1);
 }
 
-static inline cpumask_t target_cpus(void)
+static inline const cpumask_t *target_cpus(void)
 {
 #ifdef CONFIG_SMP
-        return cpu_online_map;
+        return &cpu_online_map;
 #else
-        return cpumask_of_cpu(0);
+        return &cpumask_of_cpu(0);
 #endif
 }
 
@@ -79,7 +79,7 @@ static inline int apicid_to_node(int logical_apicid)
 
 static inline int cpu_present_to_apicid(int mps_cpu)
 {
-        if (mps_cpu < NR_CPUS)
+        if (mps_cpu < nr_cpu_ids)
                 return (int) per_cpu(x86_bios_cpu_apicid, mps_cpu);
 
         return BAD_APICID;
@@ -94,7 +94,7 @@ extern u8 cpu_2_logical_apicid[];
 /* Mapping from cpu number to logical apicid */
 static inline int cpu_to_logical_apicid(int cpu)
 {
-        if (cpu >= NR_CPUS)
+        if (cpu >= nr_cpu_ids)
                 return BAD_APICID;
         return cpu_physical_id(cpu);
 }
@@ -119,16 +119,34 @@ static inline int check_phys_apicid_present(int boot_cpu_physical_apicid)
 }
 
 /* As we are using single CPU as destination, pick only one CPU here */
-static inline unsigned int cpu_mask_to_apicid(cpumask_t cpumask)
+static inline unsigned int cpu_mask_to_apicid(const cpumask_t *cpumask)
 {
         int cpu;
         int apicid;     
 
-        cpu = first_cpu(cpumask);
+        cpu = first_cpu(*cpumask);
         apicid = cpu_to_logical_apicid(cpu);
         return apicid;
 }
 
+static inline unsigned int cpu_mask_to_apicid_and(const struct cpumask *cpumask,
+                                                  const struct cpumask *andmask)
+{
+        int cpu;
+
+        /*
+         * We're using fixed IRQ delivery, can only return one phys APIC ID.
+         * May as well be the first.
+         */
+        for_each_cpu_and(cpu, cpumask, andmask)
+                if (cpumask_test_cpu(cpu, cpu_online_mask))
+                        break;
+        if (cpu < nr_cpu_ids)
+                return cpu_to_logical_apicid(cpu);
+
+        return BAD_APICID;
+}
+
 static inline u32 phys_pkg_id(u32 cpuid_apic, int index_msb)
 {
         return cpuid_apic >> index_msb;
diff --git a/arch/x86/include/asm/bigsmp/ipi.h b/arch/x86/include/asm/bigsmp/ipi.h
index 9404c535b7ec..27fcd01b3ae6 100644
--- a/arch/x86/include/asm/bigsmp/ipi.h
+++ b/arch/x86/include/asm/bigsmp/ipi.h
@@ -1,25 +1,22 @@
 #ifndef __ASM_MACH_IPI_H
 #define __ASM_MACH_IPI_H
 
-void send_IPI_mask_sequence(cpumask_t mask, int vector);
+void send_IPI_mask_sequence(const struct cpumask *mask, int vector);
+void send_IPI_mask_allbutself(const struct cpumask *mask, int vector);
 
-static inline void send_IPI_mask(cpumask_t mask, int vector)
+static inline void send_IPI_mask(const struct cpumask *mask, int vector)
 {
         send_IPI_mask_sequence(mask, vector);
 }
 
 static inline void send_IPI_allbutself(int vector)
 {
-        cpumask_t mask = cpu_online_map;
-        cpu_clear(smp_processor_id(), mask);
-
-        if (!cpus_empty(mask))
-                send_IPI_mask(mask, vector);
+        send_IPI_mask_allbutself(cpu_online_mask, vector);
 }
 
 static inline void send_IPI_all(int vector)
 {
-        send_IPI_mask(cpu_online_map, vector);
+        send_IPI_mask(cpu_online_mask, vector);
 }
 
 #endif /* __ASM_MACH_IPI_H */