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Direktori : /usr/lib/modules/6.8.0-45-generic/build/include/linux/ |
Current File : //usr/lib/modules/6.8.0-45-generic/build/include/linux/export.h |
/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef _LINUX_EXPORT_H #define _LINUX_EXPORT_H #include <linux/compiler.h> #include <linux/linkage.h> #include <linux/stringify.h> /* * This comment block is used by fixdep. Please do not remove. * * When CONFIG_MODVERSIONS is changed from n to y, all source files having * EXPORT_SYMBOL variants must be re-compiled because genksyms is run as a * side effect of the *.o build rule. */ #ifdef CONFIG_64BIT #define __EXPORT_SYMBOL_REF(sym) \ .balign 8 ASM_NL \ .quad sym #else #define __EXPORT_SYMBOL_REF(sym) \ .balign 4 ASM_NL \ .long sym #endif #define ___EXPORT_SYMBOL(sym, license, ns) \ .section ".export_symbol","a" ASM_NL \ __export_symbol_##sym: ASM_NL \ .asciz license ASM_NL \ .asciz ns ASM_NL \ __EXPORT_SYMBOL_REF(sym) ASM_NL \ .previous #if defined(__DISABLE_EXPORTS) /* * Allow symbol exports to be disabled completely so that C code may * be reused in other execution contexts such as the UEFI stub or the * decompressor. */ #define __EXPORT_SYMBOL(sym, license, ns) #elif defined(__GENKSYMS__) #define __EXPORT_SYMBOL(sym, license, ns) __GENKSYMS_EXPORT_SYMBOL(sym) #elif defined(__ASSEMBLY__) #define __EXPORT_SYMBOL(sym, license, ns) \ ___EXPORT_SYMBOL(sym, license, ns) #else #define __EXPORT_SYMBOL(sym, license, ns) \ extern typeof(sym) sym; \ __ADDRESSABLE(sym) \ asm(__stringify(___EXPORT_SYMBOL(sym, license, ns))) #endif #ifdef DEFAULT_SYMBOL_NAMESPACE #define _EXPORT_SYMBOL(sym, license) __EXPORT_SYMBOL(sym, license, __stringify(DEFAULT_SYMBOL_NAMESPACE)) #else #define _EXPORT_SYMBOL(sym, license) __EXPORT_SYMBOL(sym, license, "") #endif #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "") #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "GPL") #define EXPORT_SYMBOL_NS(sym, ns) __EXPORT_SYMBOL(sym, "", __stringify(ns)) #define EXPORT_SYMBOL_NS_GPL(sym, ns) __EXPORT_SYMBOL(sym, "GPL", __stringify(ns)) #endif /* _LINUX_EXPORT_H */