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authorDavid Howells <dhowells@redhat.com>2010-10-27 17:28:36 +0100
committerDavid Howells <dhowells@redhat.com>2010-10-27 17:28:36 +0100
commit3a5f65df5a0fcbaa35e5417c0420d691fee4ac56 (patch)
tree5d7bd3754c23817860bb34f0a54e0f3584b0ff00 /include/linux/smp.h
parent3b950de9c94b4b9fde4f1340358ab52ce0f34be0 (diff)
Typedef SMP call function pointer
Typedef the pointer to the function to be called by smp_call_function() and friends: typedef void (*smp_call_func_t)(void *info); as it is used in a fair number of places. Signed-off-by: David Howells <dhowells@redhat.com> cc: linux-arch@vger.kernel.org
Diffstat (limited to 'include/linux/smp.h')
-rw-r--r--include/linux/smp.h19
1 files changed, 10 insertions, 9 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h
index cfa2d20e35f..6dc95cac6b3 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -13,9 +13,10 @@
extern void cpu_idle(void);
+typedef void (*smp_call_func_t)(void *info);
struct call_single_data {
struct list_head list;
- void (*func) (void *info);
+ smp_call_func_t func;
void *info;
u16 flags;
u16 priv;
@@ -24,8 +25,8 @@ struct call_single_data {
/* total number of cpus in this system (may exceed NR_CPUS) */
extern unsigned int total_cpus;
-int smp_call_function_single(int cpuid, void (*func) (void *info), void *info,
- int wait);
+int smp_call_function_single(int cpuid, smp_call_func_t func, void *info,
+ int wait);
#ifdef CONFIG_SMP
@@ -69,15 +70,15 @@ extern void smp_cpus_done(unsigned int max_cpus);
/*
* Call a function on all other processors
*/
-int smp_call_function(void(*func)(void *info), void *info, int wait);
+int smp_call_function(smp_call_func_t func, void *info, int wait);
void smp_call_function_many(const struct cpumask *mask,
- void (*func)(void *info), void *info, bool wait);
+ smp_call_func_t func, void *info, bool wait);
void __smp_call_function_single(int cpuid, struct call_single_data *data,
int wait);
int smp_call_function_any(const struct cpumask *mask,
- void (*func)(void *info), void *info, int wait);
+ smp_call_func_t func, void *info, int wait);
/*
* Generic and arch helpers
@@ -94,7 +95,7 @@ void ipi_call_unlock_irq(void);
/*
* Call a function on all processors
*/
-int on_each_cpu(void (*func) (void *info), void *info, int wait);
+int on_each_cpu(smp_call_func_t func, void *info, int wait);
#define MSG_ALL_BUT_SELF 0x8000 /* Assume <32768 CPU's */
#define MSG_ALL 0x8001
@@ -122,7 +123,7 @@ static inline void smp_send_stop(void) { }
* These macros fold the SMP functionality into a single CPU system
*/
#define raw_smp_processor_id() 0
-static inline int up_smp_call_function(void (*func)(void *), void *info)
+static inline int up_smp_call_function(smp_call_func_t func, void *info)
{
return 0;
}
@@ -143,7 +144,7 @@ static inline void smp_send_reschedule(int cpu) { }
static inline void init_call_single_data(void) { }
static inline int
-smp_call_function_any(const struct cpumask *mask, void (*func)(void *info),
+smp_call_function_any(const struct cpumask *mask, smp_call_func_t func,
void *info, int wait)
{
return smp_call_function_single(0, func, info, wait);