Merge branch 'fix/dapm' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie...

[cascardo/linux.git] / include / linux / nfs_xdr.h

diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index c959e7e..7bbe505 100644 (file)
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -316,6 +316,49 @@ struct nfs4_layoutreturn {
        int rpc_status;
 };
 
+#define PNFS_LAYOUTSTATS_MAXSIZE 256
+
+struct nfs42_layoutstat_args;
+struct nfs42_layoutstat_devinfo;
+typedef        void (*layoutstats_encode_t)(struct xdr_stream *,
+               struct nfs42_layoutstat_args *,
+               struct nfs42_layoutstat_devinfo *);
+
+/* Per file per deviceid layoutstats */
+struct nfs42_layoutstat_devinfo {
+       struct nfs4_deviceid dev_id;
+       __u64 offset;
+       __u64 length;
+       __u64 read_count;
+       __u64 read_bytes;
+       __u64 write_count;
+       __u64 write_bytes;
+       __u32 layout_type;
+       layoutstats_encode_t layoutstats_encode;
+       void *layout_private;
+};
+
+struct nfs42_layoutstat_args {
+       struct nfs4_sequence_args seq_args;
+       struct nfs_fh *fh;
+       struct inode *inode;
+       nfs4_stateid stateid;
+       int num_dev;
+       struct nfs42_layoutstat_devinfo *devinfo;
+};
+
+struct nfs42_layoutstat_res {
+       struct nfs4_sequence_res seq_res;
+       int num_dev;
+       int rpc_status;
+};
+
+struct nfs42_layoutstat_data {
+       struct inode *inode;
+       struct nfs42_layoutstat_args args;
+       struct nfs42_layoutstat_res res;
+};
+
 struct stateowner_id {
        __u64   create_time;
        __u32   uniquifier;