diff options
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/cpu-all.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h index eb1c547..94f44f1 100644 --- a/include/exec/cpu-all.h +++ b/include/exec/cpu-all.h @@ -222,7 +222,18 @@ int walk_memory_regions(void *, walk_memory_regions_fn); int page_get_flags(target_ulong address); void page_set_flags(target_ulong start, target_ulong last, int flags); void page_reset_target_data(target_ulong start, target_ulong last); -int page_check_range(target_ulong start, target_ulong len, int flags); + +/** + * page_check_range + * @start: first byte of range + * @len: length of range + * @flags: flags required for each page + * + * Return true if every page in [@start, @start+@len) has @flags set. + * Return false if any page is unmapped. Thus testing flags == 0 is + * equivalent to testing for flags == PAGE_VALID. + */ +bool page_check_range(target_ulong start, target_ulong last, int flags); /** * page_check_range_empty: |