1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 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 15 struct xdr_stream; 16 17 #define FF_NETID_LEN (4) 18 #define FF_ADDR_LEN (INET6_ADDRSTRLEN + 8) 19 struct 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 26 struct 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 35 struct 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, 46 const struct nfsd4_getdeviceinfo *gdp); 47 __be32 nfsd4_ff_encode_layoutget(struct xdr_stream *xdr, 48 const struct nfsd4_layoutget *lgp); 49 50 #endif /* _NFSD_FLEXFILELAYOUTXDR_H */ 51