diff options
Diffstat (limited to 'arch/x86/include/asm/processor.h')
| -rw-r--r-- | arch/x86/include/asm/processor.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 0086920cda06..6833962e7643 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -75,11 +75,16 @@ extern u16 __read_mostly tlb_lld_4m[NR_INFO]; extern u16 __read_mostly tlb_lld_1g[NR_INFO]; /* - * CPU type and hardware bug flags. Kept separately for each CPU. - * Members of this structure are referenced in head_32.S, so think twice - * before touching them. [mj] + * CPU type and hardware bug flags. Kept separately for each CPU. */ +struct cpuinfo_topology { + // Real APIC ID read from the local APIC + u32 apicid; + // The initial APIC ID provided by CPUID + u32 initial_apicid; +}; + struct cpuinfo_x86 { __u8 x86; /* CPU family */ __u8 x86_vendor; /* CPU vendor */ @@ -112,6 +117,7 @@ struct cpuinfo_x86 { }; char x86_vendor_id[16]; char x86_model_id[64]; + struct cpuinfo_topology topo; /* in KB - valid for CPUS which support this call: */ unsigned int x86_cache_size; int x86_cache_alignment; /* In bytes */ @@ -125,8 +131,6 @@ struct cpuinfo_x86 { u64 ppin; /* cpuid returned max cores value: */ u16 x86_max_cores; - u16 apicid; - u16 initial_apicid; u16 x86_clflush_size; /* number of cores as seen by the OS: */ u16 booted_cores; |