X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fnfs_xdr.h;h=dc5397d9d23cf1e325f55eb06efe0b0f4be769ac;hb=dcc8e559ee5ae03fa6bdb8611d76d86d0083e793;hp=6f0804280824ff75629e61ad2c93206208340bea;hpb=6caf2c8276d371679a798058e8fdf49f5ff831a3;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 6f08042..dc5397d 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1,14 +1,31 @@ #ifndef _LINUX_NFS_XDR_H #define _LINUX_NFS_XDR_H -#include #include -struct nfs4_fsid { - __u64 major; - __u64 minor; +/* + * To change the maximum rsize and wsize supported by the NFS client, adjust + * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can + * support a megabyte or more. The default is left at 4096 bytes, which is + * reasonable for NFS over UDP. + */ +#define NFS_MAX_FILE_IO_SIZE (1048576U) +#define NFS_DEF_FILE_IO_SIZE (4096U) +#define NFS_MIN_FILE_IO_SIZE (1024U) + +struct nfs_fsid { + uint64_t major; + uint64_t minor; }; +/* + * Helper for checking equality between 2 fsids. + */ +static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b) +{ + return a->major == b->major && a->minor == b->minor; +} + struct nfs_fattr { unsigned short valid; /* which fields are valid */ __u64 pre_size; /* pre_op_attr.size */ @@ -30,10 +47,7 @@ struct nfs_fattr { } nfs3; } du; dev_t rdev; - union { - __u64 nfs3; /* also nfs2 */ - struct nfs4_fsid nfs4; - } fsid_u; + struct nfs_fsid fsid; __u64 fileid; struct timespec atime; struct timespec mtime; @@ -47,8 +61,8 @@ struct nfs_fattr { #define NFS_ATTR_WCC 0x0001 /* pre-op WCC data */ #define NFS_ATTR_FATTR 0x0002 /* post-op attributes */ #define NFS_ATTR_FATTR_V3 0x0004 /* NFSv3 attributes */ -#define NFS_ATTR_FATTR_V4 0x0008 -#define NFS_ATTR_PRE_CHANGE 0x0010 +#define NFS_ATTR_FATTR_V4 0x0008 /* NFSv4 change attribute */ +#define NFS_ATTR_FATTR_V4_REFERRAL 0x0010 /* NFSv4 referral */ /* * Info on the file system @@ -137,7 +151,7 @@ struct nfs_openres { */ struct nfs_open_confirmargs { const struct nfs_fh * fh; - nfs4_stateid stateid; + nfs4_stateid * stateid; struct nfs_seqid * seqid; }; @@ -165,66 +179,62 @@ struct nfs_closeres { * * Arguments to the lock,lockt, and locku call. * */ struct nfs_lowner { - __u64 clientid; - u32 id; + __u64 clientid; + u32 id; }; -struct nfs_lock_opargs { +struct nfs_lock_args { + struct nfs_fh * fh; + struct file_lock * fl; struct nfs_seqid * lock_seqid; nfs4_stateid * lock_stateid; struct nfs_seqid * open_seqid; nfs4_stateid * open_stateid; - struct nfs_lowner lock_owner; - __u32 reclaim; - __u32 new_lock_owner; + struct nfs_lowner lock_owner; + unsigned char block : 1; + unsigned char reclaim : 1; + unsigned char new_lock_owner : 1; }; -struct nfs_locku_opargs { +struct nfs_lock_res { + nfs4_stateid stateid; +}; + +struct nfs_locku_args { + struct nfs_fh * fh; + struct file_lock * fl; struct nfs_seqid * seqid; nfs4_stateid * stateid; }; -struct nfs_lockargs { - struct nfs_fh * fh; - __u32 type; - __u64 offset; - __u64 length; - union { - struct nfs_lock_opargs *lock; /* LOCK */ - struct nfs_lowner *lockt; /* LOCKT */ - struct nfs_locku_opargs *locku; /* LOCKU */ - } u; +struct nfs_locku_res { + nfs4_stateid stateid; }; -struct nfs_lock_denied { - __u64 offset; - __u64 length; - __u32 type; - struct nfs_lowner owner; +struct nfs_lockt_args { + struct nfs_fh * fh; + struct file_lock * fl; + struct nfs_lowner lock_owner; }; -struct nfs_lockres { - union { - nfs4_stateid stateid;/* LOCK success, LOCKU */ - struct nfs_lock_denied denied; /* LOCK failed, LOCKT success */ - } u; - const struct nfs_server * server; +struct nfs_lockt_res { + struct file_lock * denied; /* LOCK, LOCKT failed */ }; struct nfs4_delegreturnargs { const struct nfs_fh *fhandle; const nfs4_stateid *stateid; + const u32 * bitmask; +}; + +struct nfs4_delegreturnres { + struct nfs_fattr * fattr; + const struct nfs_server *server; }; /* * Arguments to the read call. */ - -#define NFS_READ_MAXIOV (9U) -#if (NFS_READ_MAXIOV > (MAX_IOVEC -2)) -#error "NFS_READ_MAXIOV is too large" -#endif - struct nfs_readargs { struct nfs_fh * fh; struct nfs_open_context *context; @@ -243,11 +253,6 @@ struct nfs_readres { /* * Arguments to the write call. */ -#define NFS_WRITE_MAXIOV (9U) -#if (NFS_WRITE_MAXIOV > (MAX_IOVEC -2)) -#error "NFS_WRITE_MAXIOV is too large" -#endif - struct nfs_writeargs { struct nfs_fh * fh; struct nfs_open_context *context; @@ -256,6 +261,7 @@ struct nfs_writeargs { enum nfs3_stable_how stable; unsigned int pgbase; struct page ** pages; + const u32 * bitmask; }; struct nfs_writeverf { @@ -267,6 +273,7 @@ struct nfs_writeres { struct nfs_fattr * fattr; struct nfs_writeverf * verf; __u32 count; + const struct nfs_server *server; }; /* @@ -351,8 +358,8 @@ struct nfs_symlinkargs { struct nfs_fh * fromfh; const char * fromname; unsigned int fromlen; - const char * topath; - unsigned int tolen; + struct page ** pages; + unsigned int pathlen; struct iattr * sattr; }; @@ -427,8 +434,8 @@ struct nfs3_symlinkargs { struct nfs_fh * fromfh; const char * fromname; unsigned int fromlen; - const char * topath; - unsigned int tolen; + struct page ** pages; + unsigned int pathlen; struct iattr * sattr; }; @@ -526,7 +533,10 @@ struct nfs4_accessres { struct nfs4_create_arg { u32 ftype; union { - struct qstr * symlink; /* NF4LNK */ + struct { + struct page ** pages; + unsigned int len; + } symlink; /* NF4LNK */ struct { u32 specdata1; u32 specdata2; @@ -623,6 +633,13 @@ struct nfs4_readlink { struct nfs4_remove_arg { const struct nfs_fh * fh; const struct qstr * name; + const u32 * bitmask; +}; + +struct nfs4_remove_res { + const struct nfs_server * server; + struct nfs4_change_info cinfo; + struct nfs_fattr * dir_attr; }; struct nfs4_rename_arg { @@ -644,7 +661,7 @@ struct nfs4_rename_res { struct nfs4_setclientid { const nfs4_verifier * sc_verifier; /* request */ unsigned int sc_name_len; - char sc_name[32]; /* request */ + char sc_name[48]; /* request */ u32 sc_prog; /* request */ unsigned int sc_netid_len; char sc_netid[4]; /* request */ @@ -665,10 +682,46 @@ struct nfs4_server_caps_res { u32 has_symlinks; }; +struct nfs4_string { + unsigned int len; + char *data; +}; + +#define NFS4_PATHNAME_MAXCOMPONENTS 512 +struct nfs4_pathname { + unsigned int ncomponents; + struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; +}; + +#define NFS4_FS_LOCATION_MAXSERVERS 10 +struct nfs4_fs_location { + unsigned int nservers; + struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; + struct nfs4_pathname rootpath; +}; + +#define NFS4_FS_LOCATIONS_MAXENTRIES 10 +struct nfs4_fs_locations { + struct nfs_fattr fattr; + const struct nfs_server *server; + struct nfs4_pathname fs_path; + int nlocations; + struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; +}; + +struct nfs4_fs_locations_arg { + const struct nfs_fh *dir_fh; + const struct qstr *name; + struct page *page; + const u32 *bitmask; +}; + #endif /* CONFIG_NFS_V4 */ struct nfs_page; +#define NFS_PAGEVEC_SIZE (8U) + struct nfs_read_data { int flags; struct rpc_task task; @@ -677,13 +730,14 @@ struct nfs_read_data { struct nfs_fattr fattr; /* fattr storage */ struct list_head pages; /* Coalesced read requests */ struct nfs_page *req; /* multi ops per nfs_page */ - struct page *pagevec[NFS_READ_MAXIOV]; + struct page **pagevec; + unsigned int npages; /* Max length of pagevec */ struct nfs_readargs args; struct nfs_readres res; #ifdef CONFIG_NFS_V4 unsigned long timestamp; /* For lease renewal */ #endif - void (*complete) (struct nfs_read_data *, int); + struct page *page_array[NFS_PAGEVEC_SIZE]; }; struct nfs_write_data { @@ -695,13 +749,14 @@ struct nfs_write_data { struct nfs_writeverf verf; struct list_head pages; /* Coalesced requests we wish to flush */ struct nfs_page *req; /* multi ops per nfs_page */ - struct page *pagevec[NFS_WRITE_MAXIOV]; + struct page **pagevec; + unsigned int npages; /* Max length of pagevec */ struct nfs_writeargs args; /* argument struct */ struct nfs_writeres res; /* result struct */ #ifdef CONFIG_NFS_V4 unsigned long timestamp; /* For lease renewal */ #endif - void (*complete) (struct nfs_write_data *, int); + struct page *page_array[NFS_PAGEVEC_SIZE]; }; struct nfs_access_entry; @@ -717,6 +772,9 @@ struct nfs_rpc_ops { int (*getroot) (struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *); + int (*lookupfh)(struct nfs_server *, struct nfs_fh *, + struct qstr *, struct nfs_fh *, + struct nfs_fattr *); int (*getattr) (struct nfs_server *, struct nfs_fh *, struct nfs_fattr *); int (*setattr) (struct dentry *, struct nfs_fattr *, @@ -738,9 +796,8 @@ struct nfs_rpc_ops { int (*rename) (struct inode *, struct qstr *, struct inode *, struct qstr *); int (*link) (struct inode *, struct inode *, struct qstr *); - int (*symlink) (struct inode *, struct qstr *, struct qstr *, - struct iattr *, struct nfs_fh *, - struct nfs_fattr *); + int (*symlink) (struct inode *, struct dentry *, struct page *, + unsigned int, struct iattr *); int (*mkdir) (struct inode *, struct dentry *, struct iattr *); int (*rmdir) (struct inode *, struct qstr *); int (*readdir) (struct dentry *, struct rpc_cred *, @@ -753,10 +810,14 @@ struct nfs_rpc_ops { struct nfs_fsinfo *); int (*pathconf) (struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *); + int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); u32 * (*decode_dirent)(u32 *, struct nfs_entry *, int plus); void (*read_setup) (struct nfs_read_data *); + int (*read_done) (struct rpc_task *, struct nfs_read_data *); void (*write_setup) (struct nfs_write_data *, int how); + int (*write_done) (struct rpc_task *, struct nfs_write_data *); void (*commit_setup) (struct nfs_write_data *, int how); + int (*commit_done) (struct rpc_task *, struct nfs_write_data *); int (*file_open) (struct inode *, struct file *); int (*file_release) (struct inode *, struct file *); int (*lock)(struct file *, int, struct file_lock *); @@ -773,9 +834,9 @@ struct nfs_rpc_ops { /* * Function vectors etc. for the NFS client */ -extern struct nfs_rpc_ops nfs_v2_clientops; -extern struct nfs_rpc_ops nfs_v3_clientops; -extern struct nfs_rpc_ops nfs_v4_clientops; +extern const struct nfs_rpc_ops nfs_v2_clientops; +extern const struct nfs_rpc_ops nfs_v3_clientops; +extern const struct nfs_rpc_ops nfs_v4_clientops; extern struct rpc_version nfs_version2; extern struct rpc_version nfs_version3; extern struct rpc_version nfs_version4;