#include <linux/kernel.h>
#include <linux/blkdev.h>
#include <linux/slab.h>
+#include <linux/crc32c.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/file.h>
#define xfs_rotorstep xfs_params.rotorstep.val
#define xfs_inherit_nodefrag xfs_params.inherit_nodfrg.val
#define xfs_fstrm_centisecs xfs_params.fstrm_timer.val
+#define xfs_eofb_secs xfs_params.eofb_timer.val
#define current_cpu() (raw_smp_processor_id())
#define current_pid() (current->pid)