x86: convert to generic helpers for IPI function calls
This converts x86, x86-64, and xen to use the new helpers for
smp_call_function() and friends, and adds support for
smp_call_function_single().
Acked-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h
index 1ebaa5c..e3c2480 100644
--- a/include/asm-x86/smp.h
+++ b/include/asm-x86/smp.h
@@ -59,9 +59,9 @@
void (*smp_send_stop)(void);
void (*smp_send_reschedule)(int cpu);
- int (*smp_call_function_mask)(cpumask_t mask,
- void (*func)(void *info), void *info,
- int wait);
+
+ void (*send_call_func_ipi)(cpumask_t mask);
+ void (*send_call_func_single_ipi)(int cpu);
};
/* Globals due to paravirt */
@@ -103,17 +103,22 @@
smp_ops.smp_send_reschedule(cpu);
}
-static inline int smp_call_function_mask(cpumask_t mask,
- void (*func) (void *info), void *info,
- int wait)
+static inline void arch_send_call_function_single_ipi(int cpu)
{
- return smp_ops.smp_call_function_mask(mask, func, info, wait);
+ smp_ops.send_call_func_single_ipi(cpu);
+}
+
+static inline void arch_send_call_function_ipi(cpumask_t mask)
+{
+ smp_ops.send_call_func_ipi(mask);
}
void native_smp_prepare_boot_cpu(void);
void native_smp_prepare_cpus(unsigned int max_cpus);
void native_smp_cpus_done(unsigned int max_cpus);
int native_cpu_up(unsigned int cpunum);
+void native_send_call_func_ipi(cpumask_t mask);
+void native_send_call_func_single_ipi(int cpu);
extern int __cpu_disable(void);
extern void __cpu_die(unsigned int cpu);
@@ -202,7 +207,5 @@
#endif
extern void smp_alloc_memory(void);
-extern void lock_ipi_call_lock(void);
-extern void unlock_ipi_call_lock(void);
#endif /* __ASSEMBLY__ */
#endif