Hi Zhi Yong, [cut...] > +3. The Design > + > +These include the following parts: > + > + * Hooks in existing vfs functions to track data access frequency > + > + * New rbtrees for tracking access frequency of inodes and sub-file ^^^^^^^ s/rbtrees/radix-trees > +ranges (hot_rb.c) ^^^^^^^^ Now it seems that all codes are in the same file. Regards, Zheng -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html