/* SPDX-License-Identifier: GPL-2.0-only */#ifndef __ASM_GENERIC_EXPORT_H#define __ASM_GENERIC_EXPORT_H #ifndef KSYM_FUNC#define KSYM_FUNC(x) x#endif#ifdef CONFIG_HAVE_ARCH_PREL32_RELOCATIONS#define KSYM_ALIGN 4#elif defined(CONFIG_64BIT)#define KSYM_ALIGN 8#else#define KSYM_ALIGN 4#endif#ifndef KCRC_ALIGN#define KCRC_ALIGN 4#endif .macro __put, val, name#ifdef CONFIG_HAVE_ARCH_PREL32_RELOCATIONS	.long	\val - ., \name - ., 0#elif defined(CONFIG_64BIT)	.quad	\val, \name, 0#else	.long	\val, \name, 0#endif.endm /* * note on .section use: we specify progbits since usage of the "M" (SHF_MERGE) * section flag requires it. Use '%progbits' instead of '@progbits' since the * former apparently works on all arches according to the binutils source. */ .macro ___EXPORT_SYMBOL name,val,sec#ifdef CONFIG_MODULES	.section ___ksymtab\sec+\name,"a"	.balign KSYM_ALIGN__ksymtab_\name:	__put \val, __kstrtab_\name	.previous	.section __ksymtab_strings,"aMS",%progbits,1__kstrtab_\name:	.asciz "\name"	.previous#ifdef CONFIG_MODVERSIONS	.section ___kcrctab\sec+\name,"a"	.balign KCRC_ALIGN#if defined(CONFIG_MODULE_REL_CRCS)	.long __crc_\name - .#else	.long __crc_\name#endif	.weak __crc_\name	.previous#endif#endif.endm #if defined(CONFIG_TRIM_UNUSED_KSYMS) #include <linux/kconfig.h>#include <generated/autoksyms.h> .macro __ksym_marker sym	.section ".discard.ksym","a"__ksym_marker_\sym:	 .previous.endm #define __EXPORT_SYMBOL(sym, val, sec)				\	__ksym_marker sym;					\	__cond_export_sym(sym, val, sec, __is_defined(__KSYM_##sym))#define __cond_export_sym(sym, val, sec, conf)			\	___cond_export_sym(sym, val, sec, conf)#define ___cond_export_sym(sym, val, sec, enabled)		\	__cond_export_sym_##enabled(sym, val, sec)#define __cond_export_sym_1(sym, val, sec) ___EXPORT_SYMBOL sym, val, sec#define __cond_export_sym_0(sym, val, sec) /* nothing */ #else#define __EXPORT_SYMBOL(sym, val, sec) ___EXPORT_SYMBOL sym, val, sec#endif #define EXPORT_SYMBOL(name)					\	__EXPORT_SYMBOL(name, KSYM_FUNC(name),)#define EXPORT_SYMBOL_GPL(name) 				\	__EXPORT_SYMBOL(name, KSYM_FUNC(name), _gpl)#define EXPORT_DATA_SYMBOL(name)				\	__EXPORT_SYMBOL(name, name,)#define EXPORT_DATA_SYMBOL_GPL(name)				\	__EXPORT_SYMBOL(name, name,_gpl) #endif