diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index 3d6e6ce44c5c..005d5c3e200e 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -289,6 +289,12 @@ struct f2fs_nat_block { */ #define F2FS_MAX_SEGMENT ((16 * 1024 * 1024) / 2) +/* + * F2FS uses 4 bytes to represent block address. As a result, supported size of + * disk is 16 TB and it equals to 16 * 1024 * 1024 / 2 segments. + */ +#define F2FS_MAX_SEGMENT ((16 * 1024 * 1024) / 2) + /* * Note that f2fs_sit_entry->vblocks has the following bit-field information. * [15:10] : allocation type such as CURSEG_XXXX_TYPE