include/asm-generic/codetag.lds.h

Source file repositories/reference/linux-study-clean/include/asm-generic/codetag.lds.h

File Facts

System
Linux kernel
Corpus path
include/asm-generic/codetag.lds.h
Extension
.h
Size
937 bytes
Lines
34
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __ASM_GENERIC_CODETAG_LDS_H
#define __ASM_GENERIC_CODETAG_LDS_H

#ifdef CONFIG_MEM_ALLOC_PROFILING
#define IF_MEM_ALLOC_PROFILING(...) __VA_ARGS__
#else
#define IF_MEM_ALLOC_PROFILING(...)
#endif

#define SECTION_WITH_BOUNDARIES(_name)	\
	. = ALIGN(8);			\
	__start_##_name = .;		\
	KEEP(*(_name))			\
	__stop_##_name = .;

#define CODETAG_SECTIONS()		\
	IF_MEM_ALLOC_PROFILING(SECTION_WITH_BOUNDARIES(alloc_tags))

#define MOD_SEPARATE_CODETAG_SECTION(_name)	\
	.codetag.##_name 0 : {			\
		SECTION_WITH_BOUNDARIES(_name)	\
	}

/*
 * For codetags which might be used after module unload, therefore might stay
 * longer in memory. Each such codetag type has its own section so that we can
 * unload them individually once unused.
 */
#define MOD_SEPARATE_CODETAG_SECTIONS()		\
	IF_MEM_ALLOC_PROFILING(MOD_SEPARATE_CODETAG_SECTION(alloc_tags))

#endif /* __ASM_GENERIC_CODETAG_LDS_H */

Annotation

Implementation Notes