diff options
Diffstat (limited to 'include/asm-x86_64/smp.h')
| -rw-r--r-- | include/asm-x86_64/smp.h | 29 |
1 files changed, 6 insertions, 23 deletions
diff --git a/include/asm-x86_64/smp.h b/include/asm-x86_64/smp.h index f5eaa1ab48ff..96844fecbde8 100644 --- a/include/asm-x86_64/smp.h +++ b/include/asm-x86_64/smp.h @@ -31,12 +31,16 @@ extern int disable_apic; struct pt_regs; +extern cpumask_t cpu_present_mask; +extern cpumask_t cpu_possible_map; +extern cpumask_t cpu_online_map; +extern cpumask_t cpu_callout_map; + /* * Private routines/data */ extern void smp_alloc_memory(void); -extern cpumask_t cpu_online_map; extern volatile unsigned long smp_invalidate_needed; extern int pic_mode; extern int smp_num_siblings; @@ -44,7 +48,6 @@ extern void smp_flush_tlb(void); extern void smp_message_irq(int cpl, void *dev_id, struct pt_regs *regs); extern void smp_send_reschedule(int cpu); extern void smp_invalidate_rcv(void); /* Process an NMI */ -extern void (*mtrr_hook) (void); extern void zap_low_mappings(void); void smp_stop_cpu(void); extern cpumask_t cpu_sibling_map[NR_CPUS]; @@ -60,10 +63,6 @@ extern u8 cpu_core_id[NR_CPUS]; * compresses data structures. */ -extern cpumask_t cpu_callout_map; -extern cpumask_t cpu_callin_map; -#define cpu_possible_map cpu_callout_map - static inline int num_booting_cpus(void) { return cpus_weight(cpu_callout_map); @@ -77,7 +76,7 @@ extern __inline int hard_smp_processor_id(void) return GET_APIC_ID(*(unsigned int *)(APIC_BASE+APIC_ID)); } -#define safe_smp_processor_id() (disable_apic ? 0 : x86_apicid_to_cpu(hard_smp_processor_id())) +extern int safe_smp_processor_id(void); #endif /* !ASSEMBLY */ @@ -99,22 +98,6 @@ static inline unsigned int cpu_mask_to_apicid(cpumask_t cpumask) return cpus_addr(cpumask)[0]; } -static inline int x86_apicid_to_cpu(u8 apicid) -{ - int i; - - for (i = 0; i < NR_CPUS; ++i) - if (x86_cpu_to_apicid[i] == apicid) - return i; - - /* No entries in x86_cpu_to_apicid? Either no MPS|ACPI, - * or called too early. Either way, we must be CPU 0. */ - if (x86_cpu_to_apicid[0] == BAD_APICID) - return 0; - - return -1; -} - static inline int cpu_present_to_apicid(int mps_cpu) { if (mps_cpu < NR_CPUS) |