diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-30 08:38:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-30 08:38:30 -0700 |
| commit | d67c6f869c0a7f275689855161c93d714197e052 (patch) | |
| tree | 17024af84087d216c62144d21a41beb74eca80dc /include/asm-s390/smp.h | |
| parent | ec31b2124158f60c515ed84bd5e40db1a883c7b6 (diff) | |
| parent | 1175cdc670f2d4197b033f823b32435031a6daa8 (diff) | |
Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
[S390] Update default configuration.
[S390] use generic sys_ptrace
[S390] Remove self ptrace IEEE_IP hack.
[S390] Convert to SPARSEMEM & SPARSEMEM_VMEMMAP
[S390] System z large page support.
[S390] Convert machine feature detection code to C.
[S390] vmemmap: use clear_table to initialise page tables.
[S390] Move stfl to system.h and delete duplicated version.
[S390] uaccess_mvcos: #ifdef config dependent code.
[S390] cpu topology: Fix possible deadlock.
[S390] Add topology_core_siblings to topology.h
[S390] cio: Make isc handling more robust.
[S390] remove -traditional
[S390] Automatically detect added cpus.
[S390] smp: Fix locking order.
[S390] Add missing ifndef/define to include/asm-s390/sysinfo.h.
[S390] Move show_regs to traps.c.
[S390] cio: Use strict_strtoul() for attributes.
Diffstat (limited to 'include/asm-s390/smp.h')
| -rw-r--r-- | include/asm-s390/smp.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h index 6f3821a6a90..ae89cf2478f 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(); } /* @@ -108,5 +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 |