arch/x86/include/asm/cpu.h

Source file repositories/reference/linux-study-clean/arch/x86/include/asm/cpu.h

File Facts

System
Linux kernel
Corpus path
arch/x86/include/asm/cpu.h
Extension
.h
Size
1882 bytes
Lines
70
Domain
Architecture Layer
Bucket
arch/x86
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

static inline void __init sld_setup(struct cpuinfo_x86 *c) {}
static inline bool handle_user_split_lock(struct pt_regs *regs, long error_code)
{
	return false;
}

static inline bool handle_guest_split_lock(unsigned long ip)
{
	return false;
}

static inline void handle_bus_lock(struct pt_regs *regs) {}
static inline void split_lock_init(void) {}
static inline void bus_lock_init(void) {}
#endif

#ifdef CONFIG_IA32_FEAT_CTL
void init_ia32_feat_ctl(struct cpuinfo_x86 *c);
#else
static inline void init_ia32_feat_ctl(struct cpuinfo_x86 *c) {}
#endif

extern __noendbr void cet_disable(void);

struct cpu_signature;

void intel_collect_cpu_info(struct cpu_signature *sig);

extern u64 x86_read_arch_cap_msr(void);
bool intel_find_matching_signature(void *mc, struct cpu_signature *sig);
int intel_microcode_sanity_check(void *mc, bool print_err, int hdr_type);

extern struct cpumask cpus_stop_mask;

#endif /* _ASM_X86_CPU_H */

Annotation

Implementation Notes