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Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Tom Haynes9b9960a2016-06-14 13:41:28 -07002/*
3 * Copyright (c) 2016 Tom Haynes <loghyr@primarydata.com>
4 */
5#ifndef _NFSD_FLEXFILELAYOUTXDR_H
6#define _NFSD_FLEXFILELAYOUTXDR_H 1
7
8#include <linux/inet.h>
9#include "xdr4.h"
10
11#define FF_FLAGS_NO_LAYOUTCOMMIT 1
12#define FF_FLAGS_NO_IO_THRU_MDS 2
13#define FF_FLAGS_NO_READ_IO 4
14
15struct xdr_stream;
16
17#define FF_NETID_LEN (4)
18#define FF_ADDR_LEN (INET6_ADDRSTRLEN + 8)
19struct pnfs_ff_netaddr {
20 char netid[FF_NETID_LEN + 1];
21 char addr[FF_ADDR_LEN + 1];
22 u32 netid_len;
23 u32 addr_len;
24};
25
26struct pnfs_ff_device_addr {
27 struct pnfs_ff_netaddr netaddr;
28 u32 version;
29 u32 minor_version;
30 u32 rsize;
31 u32 wsize;
32 bool tightly_coupled;
33};
34
35struct pnfs_ff_layout {
36 u32 flags;
37 u32 stats_collect_hint;
38 kuid_t uid;
39 kgid_t gid;
40 struct nfsd4_deviceid deviceid;
41 stateid_t stateid;
42 struct nfs_fh fh;
43};
44
45__be32 nfsd4_ff_encode_getdeviceinfo(struct xdr_stream *xdr,
Chuck Lever82e93ba2023-09-25 09:28:17 -040046 const struct nfsd4_getdeviceinfo *gdp);
Tom Haynes9b9960a2016-06-14 13:41:28 -070047__be32 nfsd4_ff_encode_layoutget(struct xdr_stream *xdr,
Chuck Lever73debe472023-09-25 09:27:51 -040048 const struct nfsd4_layoutget *lgp);
Tom Haynes9b9960a2016-06-14 13:41:28 -070049
50#endif /* _NFSD_FLEXFILELAYOUTXDR_H */