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7f8998c7ae
The different architectures used their own (and different) declarations:
extern __visible const void __nosave_begin, __nosave_end;
extern const void __nosave_begin, __nosave_end;
extern long __nosave_begin, __nosave_end;
Consolidate them using the first variant in <asm/sections.h>.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
#ifndef _ASM_GENERIC_SECTIONS_H_
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#define _ASM_GENERIC_SECTIONS_H_
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/* References to section boundaries */
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#include <linux/compiler.h>
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/*
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* Usage guidelines:
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* _text, _data: architecture specific, don't use them in arch-independent code
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* [_stext, _etext]: contains .text.* sections, may also contain .rodata.*
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* and/or .init.* sections
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* [_sdata, _edata]: contains .data.* sections, may also contain .rodata.*
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* and/or .init.* sections.
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* [__start_rodata, __end_rodata]: contains .rodata.* sections
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* [__init_begin, __init_end]: contains .init.* sections, but .init.text.*
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* may be out of this range on some architectures.
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* [_sinittext, _einittext]: contains .init.text.* sections
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* [__bss_start, __bss_stop]: contains BSS sections
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*
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* Following global variables are optional and may be unavailable on some
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* architectures and/or kernel configurations.
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* _text, _data
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* __kprobes_text_start, __kprobes_text_end
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* __entry_text_start, __entry_text_end
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* __ctors_start, __ctors_end
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*/
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extern char _text[], _stext[], _etext[];
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extern char _data[], _sdata[], _edata[];
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extern char __bss_start[], __bss_stop[];
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extern char __init_begin[], __init_end[];
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extern char _sinittext[], _einittext[];
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extern char _end[];
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extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[];
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extern char __kprobes_text_start[], __kprobes_text_end[];
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extern char __entry_text_start[], __entry_text_end[];
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extern char __start_rodata[], __end_rodata[];
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/* Start and end of .ctors section - used for constructor calls. */
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extern char __ctors_start[], __ctors_end[];
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extern __visible const void __nosave_begin, __nosave_end;
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/* function descriptor handling (if any). Override
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* in asm/sections.h */
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#ifndef dereference_function_descriptor
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#define dereference_function_descriptor(p) (p)
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#endif
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/* random extra sections (if any). Override
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* in asm/sections.h */
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#ifndef arch_is_kernel_text
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static inline int arch_is_kernel_text(unsigned long addr)
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{
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return 0;
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}
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#endif
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#ifndef arch_is_kernel_data
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static inline int arch_is_kernel_data(unsigned long addr)
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{
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return 0;
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}
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#endif
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#endif /* _ASM_GENERIC_SECTIONS_H_ */
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