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#ifndef _NFS_FS_SB
#define _NFS_FS_SB
#include <linux/list.h>
#include <linux/backing-dev.h>
/*
* NFS client parameters stored in the superblock.
*/
struct nfs_server {
struct rpc_clnt * client; /* RPC client handle */
struct rpc_clnt * client_sys; /* 2nd handle for FSINFO */
struct rpc_clnt * client_acl; /* ACL RPC client handle */
struct nfs_rpc_ops * rpc_ops; /* NFS protocol vector */
struct backing_dev_info backing_dev_info;
int flags; /* various flags */
unsigned int caps; /* server capabilities */
unsigned int rsize; /* read size */
unsigned int rpages; /* read size (in pages) */
unsigned int wsize; /* write size */
unsigned int wpages; /* write size (in pages) */
unsigned int wtmult; /* server disk block size */
unsigned int dtsize; /* readdir size */
unsigned int bsize; /* server block size */
unsigned int acregmin; /* attr cache timeouts */
unsigned int acregmax;
unsigned int acdirmin;
unsigned int acdirmax;
unsigned int namelen;
char * hostname; /* remote hostname */
struct nfs_fh fh;
struct sockaddr_in addr;
#ifdef CONFIG_NFS_V4
/* Our own IP address, as a null-terminated string.
* This is used to generate the clientid, and the callback address.
*/
char ip_addr[16];
char * mnt_path;
struct nfs4_client * nfs4_state; /* all NFSv4 state starts here */
struct list_head nfs4_siblings; /* List of other nfs_server structs
* that share the same clientid
*/
u32 attr_bitmask[2];/* V4 bitmask representing the set
of attributes supported on this
filesystem */
u32 acl_bitmask; /* V4 bitmask representing the ACEs
that are supported on this
filesystem */
#endif
};
/* Server capabilities */
#define NFS_CAP_READDIRPLUS (1U << 0)
#define NFS_CAP_HARDLINKS (1U << 1)
#define NFS_CAP_SYMLINKS (1U << 2)
#define NFS_CAP_ACLS (1U << 3)
#define NFS_CAP_ATOMIC_OPEN (1U << 4)
#endif
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