arch/arm/include/asm/module.h

Source file repositories/reference/linux-study-clean/arch/arm/include/asm/module.h

File Facts

System
Linux kernel
Corpus path
arch/arm/include/asm/module.h
Extension
.h
Size
1292 bytes
Lines
58
Domain
Architecture Layer
Bucket
arch/arm
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

struct plt_entries {
	u32	ldr[PLT_ENT_COUNT];
	u32	lit[PLT_ENT_COUNT];
};

struct mod_plt_sec {
	struct elf32_shdr	*plt;
	struct plt_entries	*plt_ent;
	int			plt_count;
};

struct mod_arch_specific {
#ifdef CONFIG_ARM_UNWIND
	struct list_head unwind_list;
	struct unwind_table *init_table;
#endif
#ifdef CONFIG_ARM_MODULE_PLTS
	struct mod_plt_sec	core;
	struct mod_plt_sec	init;
#endif
};

struct module;
u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val);
#ifdef CONFIG_ARM_MODULE_PLTS
bool in_module_plt(unsigned long loc);
#else
static inline bool in_module_plt(unsigned long loc) { return false; }
#endif

#ifdef CONFIG_THUMB2_KERNEL
#define HAVE_ARCH_KALLSYMS_SYMBOL_VALUE
static inline unsigned long kallsyms_symbol_value(const Elf_Sym *sym)
{
	if (ELF_ST_TYPE(sym->st_info) == STT_FUNC)
		return sym->st_value & ~1;

	return sym->st_value;
}
#endif

#endif /* _ASM_ARM_MODULE_H */

Annotation

Implementation Notes