OpenCloudOS-Kernel/arch/arm/include/asm/ptdump.h

44 lines
929 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2014 ARM Ltd. */
#ifndef __ASM_PTDUMP_H
#define __ASM_PTDUMP_H
#ifdef CONFIG_ARM_PTDUMP_CORE
#include <linux/mm_types.h>
#include <linux/seq_file.h>
struct addr_marker {
unsigned long start_address;
char *name;
};
struct ptdump_info {
struct mm_struct *mm;
const struct addr_marker *markers;
unsigned long base_addr;
};
void ptdump_walk_pgd(struct seq_file *s, struct ptdump_info *info);
#ifdef CONFIG_ARM_PTDUMP_DEBUGFS
int ptdump_debugfs_register(struct ptdump_info *info, const char *name);
#else
static inline int ptdump_debugfs_register(struct ptdump_info *info,
const char *name)
{
return 0;
}
#endif /* CONFIG_ARM_PTDUMP_DEBUGFS */
void ptdump_check_wx(void);
#endif /* CONFIG_ARM_PTDUMP_CORE */
#ifdef CONFIG_DEBUG_WX
#define debug_checkwx() ptdump_check_wx()
#else
#define debug_checkwx() do { } while (0)
#endif
#endif /* __ASM_PTDUMP_H */