X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-s390%2Fsmp.h;h=ae89cf2478fcabee3a0e4acf1834465286a9224e;hb=13c48c490208d9e70d8d66d56f96c5054db69af7;hp=c7b74326a527b15eaa059cca78bdbe1fb4b57d69;hpb=d0d42df2a440003d96c8bf29991c2afb691ef720;p=linux-2.6

diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h
index c7b74326a5..ae89cf2478 100644
--- a/include/asm-s390/smp.h
+++ b/include/asm-s390/smp.h
@@ -19,6 +19,7 @@
 #include <asm/lowcore.h>
 #include <asm/sigp.h>
 #include <asm/ptrace.h>
+#include <asm/system.h>
 
 /*
   s390 specific smp.c headers
@@ -53,10 +54,7 @@ extern void machine_power_off_smp(void);
 
 static inline __u16 hard_smp_processor_id(void)
 {
-        __u16 cpu_address;
- 
-	asm volatile("stap %0" : "=m" (cpu_address));
-        return cpu_address;
+	return stap();
 }
 
 /*
@@ -90,6 +88,9 @@ extern void __cpu_die (unsigned int cpu);
 extern void cpu_die (void) __attribute__ ((noreturn));
 extern int __cpu_up (unsigned int cpu);
 
+extern struct mutex smp_cpu_state_mutex;
+extern int smp_cpu_polarization[];
+
 extern int smp_call_function_mask(cpumask_t mask, void (*func)(void *),
 	void *info, int wait);
 #endif
@@ -105,5 +106,11 @@ static inline void smp_send_stop(void)
 #define smp_cpu_not_running(cpu)	1
 #endif
 
+#ifdef CONFIG_HOTPLUG_CPU
+extern int smp_rescan_cpus(void);
+#else
+static inline int smp_rescan_cpus(void) { return 0; }
+#endif
+
 extern union save_area *zfcpdump_save_areas[NR_CPUS + 1];
 #endif