diff options
Diffstat (limited to 'include/asm-x86/smp_64.h')
| -rw-r--r-- | include/asm-x86/smp_64.h | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/include/asm-x86/smp_64.h b/include/asm-x86/smp_64.h index 8ea49529f32..058f4139979 100644 --- a/include/asm-x86/smp_64.h +++ b/include/asm-x86/smp_64.h @@ -7,32 +7,5 @@ extern cpumask_t cpu_callin_map; extern int smp_call_function_mask(cpumask_t mask, void (*func)(void *), void *info, int wait); -#ifdef CONFIG_SMP - -#define raw_smp_processor_id() read_pda(cpunumber) - -#define stack_smp_processor_id() \ -({ \ - struct thread_info *ti; \ - asm("andq %%rsp,%0; ":"=r" (ti) : "0" (CURRENT_MASK)); \ - ti->cpu; \ -}) - -/* - * On x86 all CPUs are mapped 1:1 to the APIC space. This simplifies - * scheduling and IPI sending and compresses data structures. - */ -static inline int num_booting_cpus(void) -{ - return cpus_weight(cpu_callout_map); -} - -#define safe_smp_processor_id() smp_processor_id() -#else /* CONFIG_SMP */ -#define stack_smp_processor_id() 0 -#define safe_smp_processor_id() 0 -#endif /* !CONFIG_SMP */ - - #endif |