* NFS internal definitions
*/
+#include "nfs4_fs.h"
#include <linux/mount.h>
+#include <linux/security.h>
+
+#define NFS_MS_MASK (MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_SYNCHRONOUS)
struct nfs_string;
*/
#define NFS_MAX_READAHEAD (RPC_DEF_SLOT_TABLE - 1)
+/*
+ * Determine if sessions are in use.
+ */
+static inline int nfs4_has_session(const struct nfs_client *clp)
+{
+#ifdef CONFIG_NFS_V4_1
+ if (clp->cl_session)
+ return 1;
+#endif /* CONFIG_NFS_V4_1 */
+ return 0;
+}
+
struct nfs_clone_mount {
const struct super_block *sb;
const struct dentry *dentry;
struct nfs_fattr *fattr;
char *hostname;
char *mnt_path;
- struct sockaddr_in *addr;
+ struct sockaddr *addr;
+ size_t addrlen;
rpc_authflavor_t authflavor;
};
/*
+ * Note: RFC 1813 doesn't limit the number of auth flavors that
+ * a server can return, so make something up.
+ */
+#define NFS_MAX_SECFLAVORS (12)
+
+/*
* In-kernel mount arguments
*/
struct nfs_parsed_mount_data {
int acregmin, acregmax,
acdirmin, acdirmax;
int namlen;
+ unsigned int options;
unsigned int bsize;
unsigned int auth_flavor_len;
rpc_authflavor_t auth_flavors[1];
char *client_address;
+ unsigned int minorversion;
+ char *fscache_uniq;
struct {
- struct sockaddr_in address;
+ struct sockaddr_storage address;
+ size_t addrlen;
char *hostname;
- unsigned int version;
+ u32 version;
unsigned short port;
- int protocol;
+ unsigned short protocol;
} mount_server;
struct {
- struct sockaddr_in address;
+ struct sockaddr_storage address;
+ size_t addrlen;
char *hostname;
char *export_path;
- int protocol;
+ unsigned short port;
+ unsigned short protocol;
} nfs_server;
+
+ struct security_mnt_opts lsm_opts;
+};
+
+/* mount_clnt.c */
+struct nfs_mount_request {
+ struct sockaddr *sap;
+ size_t salen;
+ char *hostname;
+ char *dirpath;
+ u32 version;
+ unsigned short protocol;
+ struct nfs_fh *fh;
+ int noresvport;
+ unsigned int *auth_flav_len;
+ rpc_authflavor_t *auth_flavs;
};
+extern int nfs_mount(struct nfs_mount_request *info);
+
/* client.c */
extern struct rpc_program nfs_program;
extern void nfs_put_client(struct nfs_client *);
extern struct nfs_client *nfs_find_client(const struct sockaddr *, u32);
+extern struct nfs_client *nfs_find_client_next(struct nfs_client *);
extern struct nfs_server *nfs_create_server(
const struct nfs_parsed_mount_data *,
struct nfs_fh *);
extern struct nfs_server *nfs_clone_server(struct nfs_server *,
struct nfs_fh *,
struct nfs_fattr *);
+extern void nfs_mark_client_ready(struct nfs_client *clp, int state);
+extern int nfs4_check_client_ready(struct nfs_client *clp);
#ifdef CONFIG_PROC_FS
extern int __init nfs_fs_proc_init(void);
extern void nfs_fs_proc_exit(void);
extern int __init nfs_init_writepagecache(void);
extern void nfs_destroy_writepagecache(void);
-#ifdef CONFIG_NFS_DIRECTIO
extern int __init nfs_init_directcache(void);
extern void nfs_destroy_directcache(void);
-#else
-#define nfs_init_directcache() (0)
-#define nfs_destroy_directcache() do {} while(0)
-#endif
/* nfs2xdr.c */
extern int nfs_stat_to_errno(int);
extern struct rpc_procinfo nfs3_procedures[];
extern __be32 *nfs3_decode_dirent(__be32 *, struct nfs_entry *, int);
+/* nfs4proc.c */
+static inline void nfs4_restart_rpc(struct rpc_task *task,
+ const struct nfs_client *clp)
+{
+#ifdef CONFIG_NFS_V4_1
+ if (nfs4_has_session(clp) &&
+ test_bit(NFS4CLNT_SESSION_SETUP, &clp->cl_state)) {
+ rpc_restart_call_prepare(task);
+ return;
+ }
+#endif /* CONFIG_NFS_V4_1 */
+ rpc_restart_call(task);
+}
+
/* nfs4xdr.c */
#ifdef CONFIG_NFS_V4
extern __be32 *nfs4_decode_dirent(__be32 *p, struct nfs_entry *entry, int plus);
extern struct rpc_procinfo nfs4_procedures[];
#endif
+/* proc.c */
+void nfs_close_context(struct nfs_open_context *ctx, int is_sync);
+
/* dir.c */
extern int nfs_access_cache_shrinker(int nr_to_scan, gfp_t gfp_mask);
/* inode.c */
+extern struct workqueue_struct *nfsiod_workqueue;
extern struct inode *nfs_alloc_inode(struct super_block *sb);
extern void nfs_destroy_inode(struct inode *);
extern int nfs_write_inode(struct inode *,int);
#ifdef CONFIG_NFS_V4
extern void nfs4_clear_inode(struct inode *);
#endif
+void nfs_zap_acl_cache(struct inode *inode);
+extern int nfs_wait_bit_killable(void *word);
/* super.c */
+void nfs_parse_ip_address(char *, size_t, struct sockaddr *, size_t *);
extern struct file_system_type nfs_xdev_fs_type;
#ifdef CONFIG_NFS_V4
extern struct file_system_type nfs4_xdev_fs_type;
extern int __init register_nfs_fs(void);
extern void __exit unregister_nfs_fs(void);
-extern void nfs_sb_active(struct nfs_server *server);
-extern void nfs_sb_deactive(struct nfs_server *server);
+extern void nfs_sb_active(struct super_block *sb);
+extern void nfs_sb_deactive(struct super_block *sb);
/* namespace.c */
extern char *nfs_path(const char *base,
const char *path);
#endif
+/* read.c */
+extern void nfs_read_prepare(struct rpc_task *task, void *calldata);
+
+/* write.c */
+extern void nfs_write_prepare(struct rpc_task *task, void *calldata);
+
+/* nfs4proc.c */
+extern int _nfs4_call_sync(struct nfs_server *server,
+ struct rpc_message *msg,
+ struct nfs4_sequence_args *args,
+ struct nfs4_sequence_res *res,
+ int cache_reply);
+extern int _nfs4_call_sync_session(struct nfs_server *server,
+ struct rpc_message *msg,
+ struct nfs4_sequence_args *args,
+ struct nfs4_sequence_res *res,
+ int cache_reply);
+
+#ifdef CONFIG_NFS_V4_1
+extern void nfs41_sequence_free_slot(const struct nfs_client *,
+ struct nfs4_sequence_res *res);
+#endif /* CONFIG_NFS_V4_1 */
+
+static inline void nfs4_sequence_free_slot(const struct nfs_client *clp,
+ struct nfs4_sequence_res *res)
+{
+#ifdef CONFIG_NFS_V4_1
+ if (nfs4_has_session(clp))
+ nfs41_sequence_free_slot(clp, res);
+#endif /* CONFIG_NFS_V4_1 */
+}
+
/*
* Determine the device name as a string
*/
PAGE_SIZE - 1) >> PAGE_SHIFT;
}
+#define IPV6_SCOPE_DELIMITER '%'
+
+/*
+ * Set the port number in an address. Be agnostic about the address
+ * family.
+ */
+static inline void nfs_set_port(struct sockaddr *sap, unsigned short port)
+{
+ struct sockaddr_in *ap = (struct sockaddr_in *)sap;
+ struct sockaddr_in6 *ap6 = (struct sockaddr_in6 *)sap;
+
+ switch (sap->sa_family) {
+ case AF_INET:
+ ap->sin_port = htons(port);
+ break;
+ case AF_INET6:
+ ap6->sin6_port = htons(port);
+ break;
+ }
+}