1 files changed, 71 insertions, 0 deletions

diff --git a/include/uapi/linux/nfs4_mount.h b/include/uapi/linux/nfs4_mount.h
new file mode 100644
index 000000000000..a0dcf6655657
--- /dev/null
+++ b/include/uapi/linux/nfs4_mount.h
@@ -0,0 +1,71 @@
+#ifndef _LINUX_NFS4_MOUNT_H
+#define _LINUX_NFS4_MOUNT_H
+
+/*
+ *  linux/include/linux/nfs4_mount.h
+ *
+ *  Copyright (C) 2002  Trond Myklebust
+ *
+ *  structure passed from user-space to kernel-space during an nfsv4 mount
+ */
+
+/*
+ * WARNING!  Do not delete or change the order of these fields.  If
+ * a new field is required then add it to the end.  The version field
+ * tracks which fields are present.  This will ensure some measure of
+ * mount-to-kernel version compatibility.  Some of these aren't used yet
+ * but here they are anyway.
+ */
+#define NFS4_MOUNT_VERSION      1
+
+struct nfs_string {
+        unsigned int len;
+        const char __user * data;
+};
+
+struct nfs4_mount_data {
+        int version;                            /* 1 */
+        int flags;                              /* 1 */
+        int rsize;                              /* 1 */
+        int wsize;                              /* 1 */
+        int timeo;                              /* 1 */
+        int retrans;                            /* 1 */
+        int acregmin;                           /* 1 */
+        int acregmax;                           /* 1 */
+        int acdirmin;                           /* 1 */
+        int acdirmax;                           /* 1 */
+
+        /* see the definition of 'struct clientaddr4' in RFC3010 */
+        struct nfs_string client_addr;          /* 1 */
+
+        /* Mount path */
+        struct nfs_string mnt_path;             /* 1 */
+
+        /* Server details */
+        struct nfs_string hostname;             /* 1 */
+        /* Server IP address */
+        unsigned int host_addrlen;              /* 1 */
+        struct sockaddr __user * host_addr;     /* 1 */
+
+        /* Transport protocol to use */
+        int proto;                              /* 1 */
+
+        /* Pseudo-flavours to use for authentication. See RFC2623 */
+        int auth_flavourlen;                    /* 1 */
+        int __user *auth_flavours;              /* 1 */
+};
+
+/* bits in the flags field */
+/* Note: the fields that correspond to existing NFSv2/v3 mount options
+ *       should mirror the values from include/linux/nfs_mount.h
+ */
+
+#define NFS4_MOUNT_SOFT         0x0001  /* 1 */
+#define NFS4_MOUNT_INTR         0x0002  /* 1 */
+#define NFS4_MOUNT_NOCTO        0x0010  /* 1 */
+#define NFS4_MOUNT_NOAC         0x0020  /* 1 */
+#define NFS4_MOUNT_STRICTLOCK   0x1000  /* 1 */
+#define NFS4_MOUNT_UNSHARED     0x8000  /* 1 */
+#define NFS4_MOUNT_FLAGMASK     0x9033
+
+#endif