X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-s390%2Fsmp.h;h=7097c96ed026ff41fb9b4467be56e6c18bdac9df;hb=refs%2Fheads%2Fvserver;hp=9473786387a349123cafb4cd43221bf884ccd089;hpb=f7f1b0f1e2fbadeab12d24236000e778aa9b1ead;p=linux-2.6.git diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h index 947378638..7097c96ed 100644 --- a/include/asm-s390/smp.h +++ b/include/asm-s390/smp.h @@ -10,7 +10,6 @@ #ifndef __ASM_SMP_H #define __ASM_SMP_H -#include #include #include #include @@ -19,6 +18,7 @@ #include #include +#include /* s390 specific smp.c headers @@ -31,6 +31,7 @@ typedef struct __u16 cpu; } sigp_info; +extern void smp_setup_cpu_possible_map(void); extern int smp_call_function_on(void (*func) (void *info), void *info, int nonatomic, int wait, int cpu); #define NO_PROC_ID 0xFF /* No processor magic marker */ @@ -47,16 +48,16 @@ extern int smp_call_function_on(void (*func) (void *info), void *info, #define PROC_CHANGE_PENALTY 20 /* Schedule penalty */ -#define smp_processor_id() (S390_lowcore.cpu_data.cpu_nr) +#define raw_smp_processor_id() (S390_lowcore.cpu_data.cpu_nr) extern int smp_get_cpu(cpumask_t cpu_map); extern void smp_put_cpu(int cpu); -extern __inline__ __u16 hard_smp_processor_id(void) +static inline __u16 hard_smp_processor_id(void) { __u16 cpu_address; - __asm__ ("stap %0\n" : "=m" (cpu_address)); + asm volatile("stap %0" : "=m" (cpu_address)); return cpu_address; } @@ -101,8 +102,17 @@ smp_call_function_on(void (*func) (void *info), void *info, func(info); return 0; } + +static inline void smp_send_stop(void) +{ + /* Disable all interrupts/machine checks */ + __load_psw_mask(PSW_KERNEL_BITS & ~PSW_MASK_MCHECK); +} + +#define smp_cpu_not_running(cpu) 1 #define smp_get_cpu(cpu) ({ 0; }) #define smp_put_cpu(cpu) ({ 0; }) +#define smp_setup_cpu_possible_map() do { } while (0) #endif #endif