diff options
Diffstat (limited to 'include/linux/pgtable.h')
| -rw-r--r-- | include/linux/pgtable.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index 25a7257052ff..32e8457ad535 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -1975,6 +1975,32 @@ static inline bool arch_has_pfn_modify_check(void) /* Page-Table Modification Mask */ typedef unsigned int pgtbl_mod_mask; +enum pgtable_level { + PGTABLE_LEVEL_PTE = 0, + PGTABLE_LEVEL_PMD, + PGTABLE_LEVEL_PUD, + PGTABLE_LEVEL_P4D, + PGTABLE_LEVEL_PGD, +}; + +static inline const char *pgtable_level_to_str(enum pgtable_level level) +{ + switch (level) { + case PGTABLE_LEVEL_PTE: + return "pte"; + case PGTABLE_LEVEL_PMD: + return "pmd"; + case PGTABLE_LEVEL_PUD: + return "pud"; + case PGTABLE_LEVEL_P4D: + return "p4d"; + case PGTABLE_LEVEL_PGD: + return "pgd"; + default: + return "unknown"; + } +} + #endif /* !__ASSEMBLY__ */ #if !defined(MAX_POSSIBLE_PHYSMEM_BITS) && !defined(CONFIG_64BIT) |