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-rw-r--r--include/linux/nfs_xdr.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 065f9d105d05..ba6cc8f223c9 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -187,6 +187,55 @@ struct nfs4_get_lease_time_res {
struct nfs4_sequence_res lr_seq_res;
};
+#define PNFS_LAYOUT_MAXSIZE 4096
+
+struct nfs4_layoutdriver_data {
+ __u32 len;
+ void *buf;
+};
+
+struct pnfs_layout_range {
+ u32 iomode;
+ u64 offset;
+ u64 length;
+};
+
+struct nfs4_layoutget_args {
+ __u32 type;
+ struct pnfs_layout_range range;
+ __u64 minlength;
+ __u32 maxcount;
+ struct inode *inode;
+ struct nfs_open_context *ctx;
+ struct nfs4_sequence_args seq_args;
+};
+
+struct nfs4_layoutget_res {
+ __u32 return_on_close;
+ struct pnfs_layout_range range;
+ __u32 type;
+ nfs4_stateid stateid;
+ struct nfs4_layoutdriver_data layout;
+ struct nfs4_sequence_res seq_res;
+};
+
+struct nfs4_layoutget {
+ struct nfs4_layoutget_args args;
+ struct nfs4_layoutget_res res;
+ struct pnfs_layout_segment **lsegpp;
+ int status;
+};
+
+struct nfs4_getdeviceinfo_args {
+ struct pnfs_device *pdev;
+ struct nfs4_sequence_args seq_args;
+};
+
+struct nfs4_getdeviceinfo_res {
+ struct pnfs_device *pdev;
+ struct nfs4_sequence_res seq_res;
+};
+
/*
* Arguments to the open call.
*/
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