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48 lines
1.0 KiB
48 lines
1.0 KiB
#ifndef _ASM_X86_VDSO_H |
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#define _ASM_X86_VDSO_H |
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#include <asm/page_types.h> |
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#include <linux/linkage.h> |
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#include <linux/init.h> |
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#ifndef __ASSEMBLER__ |
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#include <linux/mm_types.h> |
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struct vdso_image { |
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void *data; |
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unsigned long size; /* Always a multiple of PAGE_SIZE */ |
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/* text_mapping.pages is big enough for data/size page pointers */ |
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struct vm_special_mapping text_mapping; |
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unsigned long alt, alt_len; |
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long sym_vvar_start; /* Negative offset to the vvar area */ |
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long sym_vvar_page; |
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long sym_hpet_page; |
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long sym_VDSO32_NOTE_MASK; |
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long sym___kernel_sigreturn; |
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long sym___kernel_rt_sigreturn; |
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long sym___kernel_vsyscall; |
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long sym_int80_landing_pad; |
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}; |
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#ifdef CONFIG_X86_64 |
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extern const struct vdso_image vdso_image_64; |
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#endif |
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#ifdef CONFIG_X86_X32 |
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extern const struct vdso_image vdso_image_x32; |
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#endif |
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#if defined CONFIG_X86_32 || defined CONFIG_COMPAT |
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extern const struct vdso_image vdso_image_32; |
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#endif |
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extern void __init init_vdso_image(const struct vdso_image *image); |
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#endif /* __ASSEMBLER__ */ |
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#endif /* _ASM_X86_VDSO_H */
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