#ifndef __LINUX_FS_NFS_NFS4_2_H
#define __LINUX_FS_NFS_NFS4_2_H
+/*
+ * FIXME: four LAYOUTSTATS calls per compound at most! Do we need to support
+ * more? Need to consider not to pre-alloc too much for a compound.
+ */
+#define PNFS_LAYOUTSTATS_MAXDEV (4)
+
/* nfs4.2proc.c */
int nfs42_proc_allocate(struct file *, loff_t, loff_t);
int nfs42_proc_deallocate(struct file *, loff_t, loff_t);
loff_t nfs42_proc_llseek(struct file *, loff_t, int);
-
+int nfs42_proc_layoutstats_generic(struct nfs_server *,
+ struct nfs42_layoutstat_data *);
/* nfs4.2xdr.h */
extern struct rpc_procinfo nfs4_2_procedures[];