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-rw-r--r--arch/tile/include/asm/sections.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/tile/include/asm/sections.h b/arch/tile/include/asm/sections.h
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1/*
2 * Copyright 2010 Tilera Corporation. All Rights Reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation, version 2.
7 *
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
11 * NON INFRINGEMENT. See the GNU General Public License for
12 * more details.
13 */
14
15#ifndef _ASM_TILE_SECTIONS_H
16#define _ASM_TILE_SECTIONS_H
17
18#define arch_is_kernel_data arch_is_kernel_data
19
20#include <asm-generic/sections.h>
21
22/* Text and data are at different areas in the kernel VA space. */
23extern char _sinitdata[], _einitdata[];
24
25/* Write-once data is writable only till the end of initialization. */
26extern char __w1data_begin[], __w1data_end[];
27
28extern char __feedback_section_start[], __feedback_section_end[];
29
30/* Handle the discontiguity between _sdata and _stext. */
31static inline int arch_is_kernel_data(unsigned long addr)
32{
33 return addr >= (unsigned long)_sdata &&
34 addr < (unsigned long)_end;
35}
36
37#endif /* _ASM_TILE_SECTIONS_H */