diff options
Diffstat (limited to 'arch/arm/include/asm/ptdump.h')
-rw-r--r-- | arch/arm/include/asm/ptdump.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/include/asm/ptdump.h b/arch/arm/include/asm/ptdump.h new file mode 100644 index 000000000..0c2d3d0d4 --- /dev/null +++ b/arch/arm/include/asm/ptdump.h @@ -0,0 +1,40 @@ +/* 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 +void ptdump_debugfs_register(struct ptdump_info *info, const char *name); +#else +static inline void ptdump_debugfs_register(struct ptdump_info *info, + const char *name) { } +#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 */ |