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

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