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-rw-r--r--fs/nfs/pnfs.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index b94f874886c..7074394944a 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -135,14 +135,26 @@ struct pnfs_device {
unsigned int layout_type;
unsigned int mincount;
struct page **pages;
+ void *area;
unsigned int pgbase;
unsigned int pglen;
};
+#define NFS4_PNFS_GETDEVLIST_MAXNUM 16
+
+struct pnfs_devicelist {
+ unsigned int eof;
+ unsigned int num_devs;
+ struct nfs4_deviceid dev_id[NFS4_PNFS_GETDEVLIST_MAXNUM];
+};
+
extern int pnfs_register_layoutdriver(struct pnfs_layoutdriver_type *);
extern void pnfs_unregister_layoutdriver(struct pnfs_layoutdriver_type *);
/* nfs4proc.c */
+extern int nfs4_proc_getdevicelist(struct nfs_server *server,
+ const struct nfs_fh *fh,
+ struct pnfs_devicelist *devlist);
extern int nfs4_proc_getdeviceinfo(struct nfs_server *server,
struct pnfs_device *dev);
extern int nfs4_proc_layoutget(struct nfs4_layoutget *lgp);