1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #ifndef _NFS_RNODE_H 31*0Sstevel@tonic-gate #define _NFS_RNODE_H 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate #include <sys/avl.h> 36*0Sstevel@tonic-gate #include <sys/list.h> 37*0Sstevel@tonic-gate #include <nfs/nfs.h> 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate #ifdef __cplusplus 40*0Sstevel@tonic-gate extern "C" { 41*0Sstevel@tonic-gate #endif 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate typedef enum nfs_access_type { 44*0Sstevel@tonic-gate NFS_ACCESS_UNKNOWN, 45*0Sstevel@tonic-gate NFS_ACCESS_ALLOWED, 46*0Sstevel@tonic-gate NFS_ACCESS_DENIED 47*0Sstevel@tonic-gate } nfs_access_type_t; 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate typedef struct acache_hash { 50*0Sstevel@tonic-gate struct acache *next; /* next and prev must be first */ 51*0Sstevel@tonic-gate struct acache *prev; 52*0Sstevel@tonic-gate krwlock_t lock; 53*0Sstevel@tonic-gate } acache_hash_t; 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate typedef struct acache { 56*0Sstevel@tonic-gate struct acache *next; /* next and prev must be first */ 57*0Sstevel@tonic-gate struct acache *prev; 58*0Sstevel@tonic-gate uint32_t known; 59*0Sstevel@tonic-gate uint32_t allowed; 60*0Sstevel@tonic-gate struct rnode *rnode; 61*0Sstevel@tonic-gate cred_t *cred; 62*0Sstevel@tonic-gate struct acache *list; 63*0Sstevel@tonic-gate struct acache_hash *hashq; 64*0Sstevel@tonic-gate } acache_t; 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate #define NFS_FHANDLE_LEN 64 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate typedef struct nfs_fhandle { 69*0Sstevel@tonic-gate int fh_len; 70*0Sstevel@tonic-gate char fh_buf[NFS_FHANDLE_LEN]; 71*0Sstevel@tonic-gate } nfs_fhandle; 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate typedef struct rddir_cache { 74*0Sstevel@tonic-gate lloff_t _cookie; /* cookie used to find this cache entry */ 75*0Sstevel@tonic-gate lloff_t _ncookie; /* cookie used to find the next cache entry */ 76*0Sstevel@tonic-gate char *entries; /* buffer containing dirent entries */ 77*0Sstevel@tonic-gate int eof; /* EOF reached after this request */ 78*0Sstevel@tonic-gate int entlen; /* size of dirent entries in buf */ 79*0Sstevel@tonic-gate int buflen; /* size of the buffer used to store entries */ 80*0Sstevel@tonic-gate int flags; /* control flags, see below */ 81*0Sstevel@tonic-gate kcondvar_t cv; /* cv for blocking */ 82*0Sstevel@tonic-gate int error; /* error from RPC operation */ 83*0Sstevel@tonic-gate kmutex_t lock; 84*0Sstevel@tonic-gate uint_t count; /* reference count */ 85*0Sstevel@tonic-gate avl_node_t tree; /* AVL tree links */ 86*0Sstevel@tonic-gate } rddir_cache; 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate #define nfs_cookie _cookie._p._l 89*0Sstevel@tonic-gate #define nfs_ncookie _ncookie._p._l 90*0Sstevel@tonic-gate #define nfs3_cookie _cookie._f 91*0Sstevel@tonic-gate #define nfs3_ncookie _ncookie._f 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate #define RDDIR 0x1 /* readdir operation in progress */ 94*0Sstevel@tonic-gate #define RDDIRWAIT 0x2 /* waiting on readdir in progress */ 95*0Sstevel@tonic-gate #define RDDIRREQ 0x4 /* a new readdir is required */ 96*0Sstevel@tonic-gate #define RDDIRCACHED 0x8 /* entry is in the cache */ 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate #define HAVE_RDDIR_CACHE(rp) (avl_numnodes(&(rp)->r_dir) > 0) 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate typedef struct symlink_cache { 101*0Sstevel@tonic-gate char *contents; /* contents of the symbolic link */ 102*0Sstevel@tonic-gate int len; /* length of the contents */ 103*0Sstevel@tonic-gate int size; /* size of the allocated buffer */ 104*0Sstevel@tonic-gate } symlink_cache; 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate typedef struct commit { 107*0Sstevel@tonic-gate page_t *c_pages; /* list of pages to commit */ 108*0Sstevel@tonic-gate offset3 c_commbase; /* base offset to do commit from */ 109*0Sstevel@tonic-gate count3 c_commlen; /* len to commit */ 110*0Sstevel@tonic-gate kcondvar_t c_cv; /* condvar for waiting for commit */ 111*0Sstevel@tonic-gate } commit_t; 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate /* 114*0Sstevel@tonic-gate * The various values for the commit states. These are stored in 115*0Sstevel@tonic-gate * the p_fsdata byte in the page struct. 116*0Sstevel@tonic-gate */ 117*0Sstevel@tonic-gate #define C_NOCOMMIT 0 /* no commit is required */ 118*0Sstevel@tonic-gate #define C_COMMIT 1 /* a commit is required so do it now */ 119*0Sstevel@tonic-gate #define C_DELAYCOMMIT 2 /* a commit is required, but can be delayed */ 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate /* 122*0Sstevel@tonic-gate * The lock manager holds state making it possible for the client 123*0Sstevel@tonic-gate * and server to be out of sync. For example, if the response from 124*0Sstevel@tonic-gate * the server granting a lock request is lost, the server will think 125*0Sstevel@tonic-gate * the lock is granted and the client will think the lock is lost. 126*0Sstevel@tonic-gate * To deal with this, a list of processes for which the client is 127*0Sstevel@tonic-gate * not sure if the server holds a lock is attached to the rnode. 128*0Sstevel@tonic-gate * When such a process closes the rnode, an unlock request is sent 129*0Sstevel@tonic-gate * to the server to unlock the entire file. 130*0Sstevel@tonic-gate * 131*0Sstevel@tonic-gate * The list is kept as a singularly linked NULL terminated list. 132*0Sstevel@tonic-gate * Because it is only added to under extreme error conditions, the 133*0Sstevel@tonic-gate * list shouldn't get very big. DEBUG kernels print a console warning 134*0Sstevel@tonic-gate * when the number of entries on a list go beyond nfs_lmpl_high_water 135*0Sstevel@tonic-gate * an arbitrary number defined in nfs_add_locking_id() 136*0Sstevel@tonic-gate */ 137*0Sstevel@tonic-gate #define RLMPL_PID 1 138*0Sstevel@tonic-gate #define RLMPL_OWNER 2 139*0Sstevel@tonic-gate typedef struct lock_manager_pid_list { 140*0Sstevel@tonic-gate int lmpl_type; 141*0Sstevel@tonic-gate pid_t lmpl_pid; 142*0Sstevel@tonic-gate union { 143*0Sstevel@tonic-gate pid_t _pid; 144*0Sstevel@tonic-gate struct { 145*0Sstevel@tonic-gate int len; 146*0Sstevel@tonic-gate char *owner; 147*0Sstevel@tonic-gate } _own; 148*0Sstevel@tonic-gate } un; 149*0Sstevel@tonic-gate struct lock_manager_pid_list *lmpl_next; 150*0Sstevel@tonic-gate } lmpl_t; 151*0Sstevel@tonic-gate 152*0Sstevel@tonic-gate #define lmpl_opid un._pid 153*0Sstevel@tonic-gate #define lmpl_own_len un._own.len 154*0Sstevel@tonic-gate #define lmpl_owner un._own.owner 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate /* 157*0Sstevel@tonic-gate * A homegrown reader/writer lock implementation. It addresses 158*0Sstevel@tonic-gate * two requirements not addressed by the system primitives. They 159*0Sstevel@tonic-gate * are that the `enter" operation is optionally interruptible and 160*0Sstevel@tonic-gate * that that they can be re`enter'ed by writers without deadlock. 161*0Sstevel@tonic-gate */ 162*0Sstevel@tonic-gate typedef struct nfs_rwlock { 163*0Sstevel@tonic-gate int count; 164*0Sstevel@tonic-gate int waiters; 165*0Sstevel@tonic-gate kthread_t *owner; 166*0Sstevel@tonic-gate kmutex_t lock; 167*0Sstevel@tonic-gate kcondvar_t cv; 168*0Sstevel@tonic-gate } nfs_rwlock_t; 169*0Sstevel@tonic-gate 170*0Sstevel@tonic-gate /* 171*0Sstevel@tonic-gate * The format of the hash bucket used to lookup rnodes from a file handle. 172*0Sstevel@tonic-gate */ 173*0Sstevel@tonic-gate typedef struct rhashq { 174*0Sstevel@tonic-gate struct rnode *r_hashf; 175*0Sstevel@tonic-gate struct rnode *r_hashb; 176*0Sstevel@tonic-gate krwlock_t r_lock; 177*0Sstevel@tonic-gate } rhashq_t; 178*0Sstevel@tonic-gate 179*0Sstevel@tonic-gate /* 180*0Sstevel@tonic-gate * Remote file information structure. 181*0Sstevel@tonic-gate * 182*0Sstevel@tonic-gate * The rnode is the "inode" for remote files. It contains all the 183*0Sstevel@tonic-gate * information necessary to handle remote file on the client side. 184*0Sstevel@tonic-gate * 185*0Sstevel@tonic-gate * Note on file sizes: we keep two file sizes in the rnode: the size 186*0Sstevel@tonic-gate * according to the client (r_size) and the size according to the server 187*0Sstevel@tonic-gate * (r_attr.va_size). They can differ because we modify r_size during a 188*0Sstevel@tonic-gate * write system call (nfs_rdwr), before the write request goes over the 189*0Sstevel@tonic-gate * wire (before the file is actually modified on the server). If an OTW 190*0Sstevel@tonic-gate * request occurs before the cached data is written to the server the file 191*0Sstevel@tonic-gate * size returned from the server (r_attr.va_size) may not match r_size. 192*0Sstevel@tonic-gate * r_size is the one we use, in general. r_attr.va_size is only used to 193*0Sstevel@tonic-gate * determine whether or not our cached data is valid. 194*0Sstevel@tonic-gate * 195*0Sstevel@tonic-gate * Each rnode has 3 locks associated with it (not including the rnode 196*0Sstevel@tonic-gate * hash table and free list locks): 197*0Sstevel@tonic-gate * 198*0Sstevel@tonic-gate * r_rwlock: Serializes nfs_write and nfs_setattr requests 199*0Sstevel@tonic-gate * and allows nfs_read requests to proceed in parallel. 200*0Sstevel@tonic-gate * Serializes reads/updates to directories. 201*0Sstevel@tonic-gate * 202*0Sstevel@tonic-gate * r_lkserlock: Serializes lock requests with map, write, and 203*0Sstevel@tonic-gate * readahead operations. 204*0Sstevel@tonic-gate * 205*0Sstevel@tonic-gate * r_statelock: Protects all fields in the rnode except for 206*0Sstevel@tonic-gate * those listed below. This lock is intented 207*0Sstevel@tonic-gate * to be held for relatively short periods of 208*0Sstevel@tonic-gate * time (not accross entire putpage operations, 209*0Sstevel@tonic-gate * for example). 210*0Sstevel@tonic-gate * 211*0Sstevel@tonic-gate * The following members are protected by the mutex rpfreelist_lock: 212*0Sstevel@tonic-gate * r_freef 213*0Sstevel@tonic-gate * r_freeb 214*0Sstevel@tonic-gate * 215*0Sstevel@tonic-gate * The following members are protected by the hash bucket rwlock: 216*0Sstevel@tonic-gate * r_hashf 217*0Sstevel@tonic-gate * r_hashb 218*0Sstevel@tonic-gate * 219*0Sstevel@tonic-gate * Note: r_modaddr is only accessed when the r_statelock mutex is held. 220*0Sstevel@tonic-gate * Its value is also controlled via r_rwlock. It is assumed that 221*0Sstevel@tonic-gate * there will be only 1 writer active at a time, so it safe to 222*0Sstevel@tonic-gate * set r_modaddr and release r_statelock as long as the r_rwlock 223*0Sstevel@tonic-gate * writer lock is held. 224*0Sstevel@tonic-gate * 225*0Sstevel@tonic-gate * 64-bit offsets: the code formerly assumed that atomic reads of 226*0Sstevel@tonic-gate * r_size were safe and reliable; on 32-bit architectures, this is 227*0Sstevel@tonic-gate * not true since an intervening bus cycle from another processor 228*0Sstevel@tonic-gate * could update half of the size field. The r_statelock must now 229*0Sstevel@tonic-gate * be held whenever any kind of access of r_size is made. 230*0Sstevel@tonic-gate * 231*0Sstevel@tonic-gate * Lock ordering: 232*0Sstevel@tonic-gate * r_rwlock > r_lkserlock > r_statelock 233*0Sstevel@tonic-gate */ 234*0Sstevel@tonic-gate struct exportinfo; /* defined in nfs/export.h */ 235*0Sstevel@tonic-gate struct servinfo; /* defined in nfs/nfs_clnt.h */ 236*0Sstevel@tonic-gate struct failinfo; /* defined in nfs/nfs_clnt.h */ 237*0Sstevel@tonic-gate struct mntinfo; /* defined in nfs/nfs_clnt.h */ 238*0Sstevel@tonic-gate 239*0Sstevel@tonic-gate #ifdef _KERNEL 240*0Sstevel@tonic-gate 241*0Sstevel@tonic-gate typedef struct rnode { 242*0Sstevel@tonic-gate /* the hash fields must be first to match the rhashq_t */ 243*0Sstevel@tonic-gate struct rnode *r_hashf; /* hash queue forward pointer */ 244*0Sstevel@tonic-gate struct rnode *r_hashb; /* hash queue back pointer */ 245*0Sstevel@tonic-gate struct rnode *r_freef; /* free list forward pointer */ 246*0Sstevel@tonic-gate struct rnode *r_freeb; /* free list back pointer */ 247*0Sstevel@tonic-gate rhashq_t *r_hashq; /* pointer to the hash bucket */ 248*0Sstevel@tonic-gate vnode_t *r_vnode; /* vnode for remote file */ 249*0Sstevel@tonic-gate nfs_rwlock_t r_rwlock; /* serializes write/setattr requests */ 250*0Sstevel@tonic-gate nfs_rwlock_t r_lkserlock; /* serialize lock with other ops */ 251*0Sstevel@tonic-gate kmutex_t r_statelock; /* protects (most of) rnode contents */ 252*0Sstevel@tonic-gate nfs_fhandle r_fh; /* file handle */ 253*0Sstevel@tonic-gate struct servinfo *r_server; /* current server */ 254*0Sstevel@tonic-gate char *r_path; /* path to this rnode */ 255*0Sstevel@tonic-gate u_offset_t r_nextr; /* next byte read offset (read-ahead) */ 256*0Sstevel@tonic-gate cred_t *r_cred; /* current credentials */ 257*0Sstevel@tonic-gate cred_t *r_unlcred; /* unlinked credentials */ 258*0Sstevel@tonic-gate char *r_unlname; /* unlinked file name */ 259*0Sstevel@tonic-gate vnode_t *r_unldvp; /* parent dir of unlinked file */ 260*0Sstevel@tonic-gate len_t r_size; /* client's view of file size */ 261*0Sstevel@tonic-gate struct vattr r_attr; /* cached vnode attributes */ 262*0Sstevel@tonic-gate hrtime_t r_attrtime; /* time attributes become invalid */ 263*0Sstevel@tonic-gate hrtime_t r_mtime; /* client time file last modified */ 264*0Sstevel@tonic-gate long r_mapcnt; /* count of mmapped pages */ 265*0Sstevel@tonic-gate uint_t r_count; /* # of refs not reflect in v_count */ 266*0Sstevel@tonic-gate uint_t r_awcount; /* # of outstanding async write */ 267*0Sstevel@tonic-gate uint_t r_gcount; /* getattrs waiting to flush pages */ 268*0Sstevel@tonic-gate ushort_t r_flags; /* flags, see below */ 269*0Sstevel@tonic-gate short r_error; /* async write error */ 270*0Sstevel@tonic-gate kcondvar_t r_cv; /* condvar for blocked threads */ 271*0Sstevel@tonic-gate int (*r_putapage) /* address of putapage routine */ 272*0Sstevel@tonic-gate (vnode_t *, page_t *, u_offset_t *, size_t *, int, cred_t *); 273*0Sstevel@tonic-gate avl_tree_t r_dir; /* cache of readdir responses */ 274*0Sstevel@tonic-gate rddir_cache *r_direof; /* pointer to the EOF entry */ 275*0Sstevel@tonic-gate symlink_cache r_symlink; /* cached readlink response */ 276*0Sstevel@tonic-gate writeverf3 r_verf; /* version 3 write verifier */ 277*0Sstevel@tonic-gate u_offset_t r_modaddr; /* address for page in writerp */ 278*0Sstevel@tonic-gate commit_t r_commit; /* commit information */ 279*0Sstevel@tonic-gate u_offset_t r_truncaddr; /* base for truncate operation */ 280*0Sstevel@tonic-gate vsecattr_t *r_secattr; /* cached security attributes (acls) */ 281*0Sstevel@tonic-gate cookieverf3 r_cookieverf; /* version 3 readdir cookie verifier */ 282*0Sstevel@tonic-gate lmpl_t *r_lmpl; /* pids that may be holding locks */ 283*0Sstevel@tonic-gate nfs3_pathconf_info *r_pathconf; /* cached pathconf information */ 284*0Sstevel@tonic-gate acache_t *r_acache; /* list of access cache entries */ 285*0Sstevel@tonic-gate kthread_t *r_serial; /* id of purging thread */ 286*0Sstevel@tonic-gate list_t r_indelmap; /* list of delmap callers */ 287*0Sstevel@tonic-gate } rnode_t; 288*0Sstevel@tonic-gate #endif /* _KERNEL */ 289*0Sstevel@tonic-gate 290*0Sstevel@tonic-gate /* 291*0Sstevel@tonic-gate * Flags 292*0Sstevel@tonic-gate */ 293*0Sstevel@tonic-gate #define RREADDIRPLUS 0x1 /* issue a READDIRPLUS instead of READDIR */ 294*0Sstevel@tonic-gate #define RDIRTY 0x2 /* dirty pages from write operation */ 295*0Sstevel@tonic-gate #define RSTALE 0x4 /* file handle is stale */ 296*0Sstevel@tonic-gate #define RMODINPROGRESS 0x8 /* page modification happening */ 297*0Sstevel@tonic-gate #define RTRUNCATE 0x10 /* truncating, don't commit */ 298*0Sstevel@tonic-gate #define RHAVEVERF 0x20 /* have a write verifier to compare against */ 299*0Sstevel@tonic-gate #define RCOMMIT 0x40 /* commit in progress */ 300*0Sstevel@tonic-gate #define RCOMMITWAIT 0x80 /* someone is waiting to do a commit */ 301*0Sstevel@tonic-gate #define RHASHED 0x100 /* rnode is in hash queues */ 302*0Sstevel@tonic-gate #define ROUTOFSPACE 0x200 /* an out of space error has happened */ 303*0Sstevel@tonic-gate #define RDIRECTIO 0x400 /* bypass the buffer cache */ 304*0Sstevel@tonic-gate #define RLOOKUP 0x800 /* a lookup has been performed */ 305*0Sstevel@tonic-gate #define RWRITEATTR 0x1000 /* attributes came from WRITE */ 306*0Sstevel@tonic-gate #define RINDNLCPURGE 0x2000 /* in the process of purging DNLC references */ 307*0Sstevel@tonic-gate #define RDELMAPLIST 0x4000 /* delmap callers tracking for as callback */ 308*0Sstevel@tonic-gate 309*0Sstevel@tonic-gate /* 310*0Sstevel@tonic-gate * Convert between vnode and rnode 311*0Sstevel@tonic-gate */ 312*0Sstevel@tonic-gate #define RTOV(rp) ((rp)->r_vnode) 313*0Sstevel@tonic-gate #define VTOR(vp) ((rnode_t *)((vp)->v_data)) 314*0Sstevel@tonic-gate 315*0Sstevel@tonic-gate #define VTOFH(vp) (RTOFH(VTOR(vp))) 316*0Sstevel@tonic-gate #define RTOFH(rp) ((fhandle_t *)(&(rp)->r_fh.fh_buf)) 317*0Sstevel@tonic-gate #define VTOFH3(vp) (RTOFH3(VTOR(vp))) 318*0Sstevel@tonic-gate #define RTOFH3(rp) ((nfs_fh3 *)(&(rp)->r_fh)) 319*0Sstevel@tonic-gate 320*0Sstevel@tonic-gate #ifdef _KERNEL 321*0Sstevel@tonic-gate extern int nfs_async_readahead(vnode_t *, u_offset_t, caddr_t, 322*0Sstevel@tonic-gate struct seg *, cred_t *, 323*0Sstevel@tonic-gate void (*)(vnode_t *, u_offset_t, 324*0Sstevel@tonic-gate caddr_t, struct seg *, cred_t *)); 325*0Sstevel@tonic-gate extern int nfs_async_putapage(vnode_t *, page_t *, u_offset_t, size_t, 326*0Sstevel@tonic-gate int, cred_t *, int (*)(vnode_t *, page_t *, 327*0Sstevel@tonic-gate u_offset_t, size_t, int, cred_t *)); 328*0Sstevel@tonic-gate extern int nfs_async_pageio(vnode_t *, page_t *, u_offset_t, size_t, 329*0Sstevel@tonic-gate int, cred_t *, int (*)(vnode_t *, page_t *, 330*0Sstevel@tonic-gate u_offset_t, size_t, int, cred_t *)); 331*0Sstevel@tonic-gate extern void nfs_async_readdir(vnode_t *, rddir_cache *, 332*0Sstevel@tonic-gate cred_t *, int (*)(vnode_t *, 333*0Sstevel@tonic-gate rddir_cache *, cred_t *)); 334*0Sstevel@tonic-gate extern void nfs_async_commit(vnode_t *, page_t *, offset3, count3, 335*0Sstevel@tonic-gate cred_t *, void (*)(vnode_t *, page_t *, 336*0Sstevel@tonic-gate offset3, count3, cred_t *)); 337*0Sstevel@tonic-gate extern void nfs_async_inactive(vnode_t *, cred_t *, void (*)(vnode_t *, 338*0Sstevel@tonic-gate cred_t *)); 339*0Sstevel@tonic-gate extern int writerp(rnode_t *, caddr_t, int, struct uio *, int); 340*0Sstevel@tonic-gate extern int nfs_putpages(vnode_t *, u_offset_t, size_t, int, cred_t *); 341*0Sstevel@tonic-gate extern void nfs_invalidate_pages(vnode_t *, u_offset_t, cred_t *); 342*0Sstevel@tonic-gate extern int rfs2call(struct mntinfo *, rpcproc_t, xdrproc_t, caddr_t, 343*0Sstevel@tonic-gate xdrproc_t, caddr_t, cred_t *, int *, enum nfsstat *, 344*0Sstevel@tonic-gate int, struct failinfo *); 345*0Sstevel@tonic-gate extern int rfs3call(struct mntinfo *, rpcproc_t, xdrproc_t, caddr_t, 346*0Sstevel@tonic-gate xdrproc_t, caddr_t, cred_t *, int *, nfsstat3 *, 347*0Sstevel@tonic-gate int, struct failinfo *); 348*0Sstevel@tonic-gate extern void nfs_setswaplike(vnode_t *, vattr_t *); 349*0Sstevel@tonic-gate extern vnode_t *makenfsnode(fhandle_t *, struct nfsfattr *, struct vfs *, 350*0Sstevel@tonic-gate hrtime_t, cred_t *, char *, char *); 351*0Sstevel@tonic-gate extern vnode_t *makenfs3node_va(nfs_fh3 *, vattr_t *, struct vfs *, hrtime_t, 352*0Sstevel@tonic-gate cred_t *, char *, char *); 353*0Sstevel@tonic-gate extern vnode_t *makenfs3node(nfs_fh3 *, fattr3 *, struct vfs *, hrtime_t, 354*0Sstevel@tonic-gate cred_t *, char *, char *); 355*0Sstevel@tonic-gate extern void rp_addfree(rnode_t *, cred_t *); 356*0Sstevel@tonic-gate extern void rp_rmhash(rnode_t *); 357*0Sstevel@tonic-gate extern int check_rtable(struct vfs *); 358*0Sstevel@tonic-gate extern void destroy_rtable(struct vfs *, cred_t *); 359*0Sstevel@tonic-gate extern void rflush(struct vfs *, cred_t *); 360*0Sstevel@tonic-gate extern nfs_access_type_t nfs_access_check(rnode_t *, uint32_t, cred_t *); 361*0Sstevel@tonic-gate extern void nfs_access_cache(rnode_t *rp, uint32_t, uint32_t, cred_t *); 362*0Sstevel@tonic-gate extern int nfs_access_purge_rp(rnode_t *); 363*0Sstevel@tonic-gate extern int nfs_putapage(vnode_t *, page_t *, u_offset_t *, size_t *, 364*0Sstevel@tonic-gate int, cred_t *); 365*0Sstevel@tonic-gate extern int nfs3_putapage(vnode_t *, page_t *, u_offset_t *, size_t *, 366*0Sstevel@tonic-gate int, cred_t *); 367*0Sstevel@tonic-gate extern void nfs_printfhandle(nfs_fhandle *); 368*0Sstevel@tonic-gate extern void nfs_write_error(vnode_t *, int, cred_t *); 369*0Sstevel@tonic-gate extern rddir_cache *rddir_cache_alloc(int); 370*0Sstevel@tonic-gate extern void rddir_cache_hold(rddir_cache *); 371*0Sstevel@tonic-gate extern void rddir_cache_rele(rddir_cache *); 372*0Sstevel@tonic-gate #ifdef DEBUG 373*0Sstevel@tonic-gate extern char *rddir_cache_buf_alloc(size_t, int); 374*0Sstevel@tonic-gate extern void rddir_cache_buf_free(void *, size_t); 375*0Sstevel@tonic-gate #endif 376*0Sstevel@tonic-gate extern int nfs_rw_enter_sig(nfs_rwlock_t *, krw_t, int); 377*0Sstevel@tonic-gate extern int nfs_rw_tryenter(nfs_rwlock_t *, krw_t); 378*0Sstevel@tonic-gate extern void nfs_rw_exit(nfs_rwlock_t *); 379*0Sstevel@tonic-gate extern int nfs_rw_lock_held(nfs_rwlock_t *, krw_t); 380*0Sstevel@tonic-gate extern void nfs_rw_init(nfs_rwlock_t *, char *, krw_type_t, void *); 381*0Sstevel@tonic-gate extern void nfs_rw_destroy(nfs_rwlock_t *); 382*0Sstevel@tonic-gate extern int nfs_directio(vnode_t *, int, cred_t *); 383*0Sstevel@tonic-gate extern int nfs3_rddir_compar(const void *, const void *); 384*0Sstevel@tonic-gate extern int nfs_rddir_compar(const void *, const void *); 385*0Sstevel@tonic-gate 386*0Sstevel@tonic-gate #endif 387*0Sstevel@tonic-gate 388*0Sstevel@tonic-gate #ifdef __cplusplus 389*0Sstevel@tonic-gate } 390*0Sstevel@tonic-gate #endif 391*0Sstevel@tonic-gate 392*0Sstevel@tonic-gate #endif /* _NFS_RNODE_H */ 393