Merge branch 'sched/new-API-sched_setscheduler' of git://git.kernel.org/pub/scm/linux...

[linux-2.6-omap-h63xx.git] / include / linux / smp.h

diff --git a/include/linux/smp.h b/include/linux/smp.h
index 837e8bce134930405e98192986c3b4fd10ce4151..55232ccf9cfdbb020765e89f99b22c7fc9a35af2 100644 (file)
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -6,6 +6,7 @@
  *             Alan Cox. <alan@redhat.com>
  */
 
+#include <linux/errno.h>
 
 extern void cpu_idle(void);
 
@@ -53,6 +54,9 @@ extern void smp_cpus_done(unsigned int max_cpus);
  */
 int smp_call_function(void(*func)(void *info), void *info, int retry, int wait);
 
+int smp_call_function_single(int cpuid, void (*func) (void *info), void *info,
+                               int retry, int wait);
+
 /*
  * Call a function on all processors
  */
@@ -74,18 +78,20 @@ int on_each_cpu(void (*func) (void *info), void *info, int retry, int wait);
  */
 void smp_prepare_boot_cpu(void);
 
+extern unsigned int setup_max_cpus;
+
 #else /* !SMP */
 
 /*
  *     These macros fold the SMP functionality into a single CPU system
  */
 #define raw_smp_processor_id()                 0
-#define hard_smp_processor_id()                        0
-static inline int up_smp_call_function(void)
+static inline int up_smp_call_function(void (*func)(void *), void *info)
 {
        return 0;
 }
-#define smp_call_function(func,info,retry,wait)        (up_smp_call_function())
+#define smp_call_function(func, info, retry, wait) \
+                       (up_smp_call_function(func, info))
 #define on_each_cpu(func,info,retry,wait)      \
        ({                                      \
                local_irq_disable();            \
@@ -96,6 +102,16 @@ static inline int up_smp_call_function(void)
 static inline void smp_send_reschedule(int cpu) { }
 #define num_booting_cpus()                     1
 #define smp_prepare_boot_cpu()                 do {} while (0)
+#define smp_call_function_single(cpuid, func, info, retry, wait) \
+({ \
+       WARN_ON(cpuid != 0);    \
+       local_irq_disable();    \
+       (func)(info);           \
+       local_irq_enable();     \
+       0;                      \
+})
+#define smp_call_function_mask(mask, func, info, wait) \
+                       (up_smp_call_function(func, info))
 
 #endif /* !SMP */