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Linux/arch/arm64/include/asm/ptdump.h

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  1 /* SPDX-License-Identifier: GPL-2.0-only */
  2 /*
  3  * Copyright (C) 2014 ARM Ltd.
  4  */
  5 #ifndef __ASM_PTDUMP_H
  6 #define __ASM_PTDUMP_H
  7 
  8 #ifdef CONFIG_ARM64_PTDUMP_CORE
  9 
 10 #include <linux/mm_types.h>
 11 #include <linux/seq_file.h>
 12 
 13 struct addr_marker {
 14         unsigned long start_address;
 15         char *name;
 16 };
 17 
 18 struct ptdump_info {
 19         struct mm_struct                *mm;
 20         const struct addr_marker        *markers;
 21         unsigned long                   base_addr;
 22 };
 23 
 24 void ptdump_walk_pgd(struct seq_file *s, struct ptdump_info *info);
 25 #ifdef CONFIG_ARM64_PTDUMP_DEBUGFS
 26 void ptdump_debugfs_register(struct ptdump_info *info, const char *name);
 27 #else
 28 static inline void ptdump_debugfs_register(struct ptdump_info *info,
 29                                            const char *name) { }
 30 #endif
 31 void ptdump_check_wx(void);
 32 #endif /* CONFIG_ARM64_PTDUMP_CORE */
 33 
 34 #ifdef CONFIG_DEBUG_WX
 35 #define debug_checkwx() ptdump_check_wx()
 36 #else
 37 #define debug_checkwx() do { } while (0)
 38 #endif
 39 
 40 #endif /* __ASM_PTDUMP_H */
 41 

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