Something went wrong. Try again.
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Something went wrong. Try again.
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081/* SPDX-License-Identifier: GPL-2.0-only *//* * Please do not include this explicitly. * This is used by C files generated by modpost. */
#ifndef __LINUX_EXPORT_INTERNAL_H__#define __LINUX_EXPORT_INTERNAL_H__
#include <linux/compiler.h>#include <linux/types.h>
#if defined(CONFIG_HAVE_ARCH_PREL32_RELOCATIONS)/* * relative reference: this reduces the size by half on 64-bit architectures, * and eliminates the need for absolute relocations that require runtime * processing on relocatable kernels. */#define __KSYM_ALIGN ".balign 4"#define __KSYM_REF(sym) ".long " #sym "- ."#elif defined(CONFIG_64BIT)#define __KSYM_ALIGN ".balign 8"#define __KSYM_REF(sym) ".quad " #sym#else#define __KSYM_ALIGN ".balign 4"#define __KSYM_REF(sym) ".long " #sym#endif
/* * For every exported symbol, do the following: * * - Put the name of the symbol and namespace (empty string "" for none) in * __ksymtab_strings. * - Place a struct kernel_symbol entry in the __ksymtab section. * * 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. */#define __KSYMTAB(name, sym, ns) \ asm(" .section \"__ksymtab_strings\",\"aMS\",%progbits,1" "\n" \ "__kstrtab_" #name ":" "\n" \ " .asciz \"" #name "\"" "\n" \ "__kstrtabns_" #name ":" "\n" \ " .asciz \"" ns "\"" "\n" \ " .previous" "\n" \ " .section \"___ksymtab+" #name "\", \"a\"" "\n" \ __KSYM_ALIGN "\n" \ "__ksymtab_" #name ":" "\n" \ __KSYM_REF(sym) "\n" \ __KSYM_REF(__kstrtab_ ##name) "\n" \ __KSYM_REF(__kstrtabns_ ##name) "\n" \ " .previous" "\n" \ )
#if defined(CONFIG_PARISC) && defined(CONFIG_64BIT)#define KSYM_FUNC(name) P%name#else#define KSYM_FUNC(name) name#endif
#define KSYMTAB_FUNC(name, ns) __KSYMTAB(name, KSYM_FUNC(name), ns)#define KSYMTAB_DATA(name, ns) __KSYMTAB(name, name, ns)
#define SYMBOL_CRC(sym, crc) \ asm(" .section \"___kcrctab+" #sym "\",\"a\"" "\n" \ " .balign 4" "\n" \ "__crc_" #sym ":" "\n" \ " .long " #crc "\n" \ " .previous" "\n" \ )
#define SYMBOL_FLAGS(sym, flags) \ asm(" .section \"___kflagstab+" #sym "\",\"a\"" "\n" \ "__flags_" #sym ":" "\n" \ " .byte " #flags "\n" \ " .previous" "\n" \ )
#endif /* __LINUX_EXPORT_INTERNAL_H__ */