1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 21da177e4SLinus Torvalds /* 31da177e4SLinus Torvalds * linux/fs/nfs/proc.c 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * Copyright (C) 1992, 1993, 1994 Rick Sladkey 61da177e4SLinus Torvalds * 71da177e4SLinus Torvalds * OS-independent nfs remote procedure call functions 81da177e4SLinus Torvalds * 91da177e4SLinus Torvalds * Tuned by Alan Cox <A.Cox@swansea.ac.uk> for >3K buffers 101da177e4SLinus Torvalds * so at last we can have decent(ish) throughput off a 111da177e4SLinus Torvalds * Sun server. 121da177e4SLinus Torvalds * 131da177e4SLinus Torvalds * Coding optimized and cleaned up by Florian La Roche. 141da177e4SLinus Torvalds * Note: Error returns are optimized for NFS_OK, which isn't translated via 151da177e4SLinus Torvalds * nfs_stat_to_errno(), but happens to be already the right return code. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * Also, the code currently doesn't check the size of the packet, when 181da177e4SLinus Torvalds * it decodes the packet. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * Feel free to fix it and mail me the diffs if it worries you. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * Completely rewritten to support the new RPC call interface; 231da177e4SLinus Torvalds * rewrote and moved the entire XDR stuff to xdr.c 241da177e4SLinus Torvalds * --Olaf Kirch June 1996 251da177e4SLinus Torvalds * 261da177e4SLinus Torvalds * The code below initializes all auto variables explicitly, otherwise 271da177e4SLinus Torvalds * it will fail to work as a module (gcc generates a memset call for an 281da177e4SLinus Torvalds * incomplete struct). 291da177e4SLinus Torvalds */ 301da177e4SLinus Torvalds 311da177e4SLinus Torvalds #include <linux/types.h> 321da177e4SLinus Torvalds #include <linux/param.h> 331da177e4SLinus Torvalds #include <linux/time.h> 341da177e4SLinus Torvalds #include <linux/mm.h> 351da177e4SLinus Torvalds #include <linux/errno.h> 361da177e4SLinus Torvalds #include <linux/string.h> 371da177e4SLinus Torvalds #include <linux/in.h> 381da177e4SLinus Torvalds #include <linux/pagemap.h> 391da177e4SLinus Torvalds #include <linux/sunrpc/clnt.h> 401da177e4SLinus Torvalds #include <linux/nfs.h> 411da177e4SLinus Torvalds #include <linux/nfs2.h> 421da177e4SLinus Torvalds #include <linux/nfs_fs.h> 431da177e4SLinus Torvalds #include <linux/nfs_page.h> 441da177e4SLinus Torvalds #include <linux/lockd/bind.h> 45d310310cSJeff Layton #include <linux/freezer.h> 46f7b422b1SDavid Howells #include "internal.h" 471da177e4SLinus Torvalds 481da177e4SLinus Torvalds #define NFSDBG_FACILITY NFSDBG_PROC 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds /* 511da177e4SLinus Torvalds * Bare-bones access to getattr: this is for nfs_read_super. 521da177e4SLinus Torvalds */ 531da177e4SLinus Torvalds static int 541da177e4SLinus Torvalds nfs_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle, 551da177e4SLinus Torvalds struct nfs_fsinfo *info) 561da177e4SLinus Torvalds { 571da177e4SLinus Torvalds struct nfs_fattr *fattr = info->fattr; 581da177e4SLinus Torvalds struct nfs2_fsstat fsinfo; 59dead28daSChuck Lever struct rpc_message msg = { 60dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_GETATTR], 61dead28daSChuck Lever .rpc_argp = fhandle, 62dead28daSChuck Lever .rpc_resp = fattr, 63dead28daSChuck Lever }; 641da177e4SLinus Torvalds int status; 651da177e4SLinus Torvalds 663110ff80SHarvey Harrison dprintk("%s: call getattr\n", __func__); 670e574af1STrond Myklebust nfs_fattr_init(fattr); 6837ca8f5cSEG Keizer status = rpc_call_sync(server->client, &msg, 0); 6937ca8f5cSEG Keizer /* Retry with default authentication if different */ 7037ca8f5cSEG Keizer if (status && server->nfs_client->cl_rpcclient != server->client) 715006a76cSDavid Howells status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0); 723110ff80SHarvey Harrison dprintk("%s: reply getattr: %d\n", __func__, status); 731da177e4SLinus Torvalds if (status) 741da177e4SLinus Torvalds return status; 753110ff80SHarvey Harrison dprintk("%s: call statfs\n", __func__); 76dead28daSChuck Lever msg.rpc_proc = &nfs_procedures[NFSPROC_STATFS]; 77dead28daSChuck Lever msg.rpc_resp = &fsinfo; 7837ca8f5cSEG Keizer status = rpc_call_sync(server->client, &msg, 0); 7937ca8f5cSEG Keizer /* Retry with default authentication if different */ 8037ca8f5cSEG Keizer if (status && server->nfs_client->cl_rpcclient != server->client) 815006a76cSDavid Howells status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0); 823110ff80SHarvey Harrison dprintk("%s: reply statfs: %d\n", __func__, status); 831da177e4SLinus Torvalds if (status) 841da177e4SLinus Torvalds return status; 851da177e4SLinus Torvalds info->rtmax = NFS_MAXDATA; 861da177e4SLinus Torvalds info->rtpref = fsinfo.tsize; 871da177e4SLinus Torvalds info->rtmult = fsinfo.bsize; 881da177e4SLinus Torvalds info->wtmax = NFS_MAXDATA; 891da177e4SLinus Torvalds info->wtpref = fsinfo.tsize; 901da177e4SLinus Torvalds info->wtmult = fsinfo.bsize; 911da177e4SLinus Torvalds info->dtpref = fsinfo.tsize; 921da177e4SLinus Torvalds info->maxfilesize = 0x7FFFFFFF; 931da177e4SLinus Torvalds info->lease_time = 0; 94eea41330STrond Myklebust info->change_attr_type = NFS4_CHANGE_TYPE_IS_UNDEFINED; 951da177e4SLinus Torvalds return 0; 961da177e4SLinus Torvalds } 971da177e4SLinus Torvalds 981da177e4SLinus Torvalds /* 991da177e4SLinus Torvalds * One function for each procedure in the NFS protocol. 1001da177e4SLinus Torvalds */ 1011da177e4SLinus Torvalds static int 1021da177e4SLinus Torvalds nfs_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle, 103*2ef61e0eSAnna Schumaker struct nfs_fattr *fattr, struct inode *inode) 1041da177e4SLinus Torvalds { 105dead28daSChuck Lever struct rpc_message msg = { 106dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_GETATTR], 107dead28daSChuck Lever .rpc_argp = fhandle, 108dead28daSChuck Lever .rpc_resp = fattr, 109dead28daSChuck Lever }; 1101da177e4SLinus Torvalds int status; 111c74dfe97STrond Myklebust unsigned short task_flags = 0; 112c74dfe97STrond Myklebust 113c74dfe97STrond Myklebust /* Is this is an attribute revalidation, subject to softreval? */ 114c74dfe97STrond Myklebust if (inode && (server->flags & NFS_MOUNT_SOFTREVAL)) 115c74dfe97STrond Myklebust task_flags |= RPC_TASK_TIMEOUT; 1161da177e4SLinus Torvalds 1171da177e4SLinus Torvalds dprintk("NFS call getattr\n"); 1180e574af1STrond Myklebust nfs_fattr_init(fattr); 119c74dfe97STrond Myklebust status = rpc_call_sync(server->client, &msg, task_flags); 1201da177e4SLinus Torvalds dprintk("NFS reply getattr: %d\n", status); 1211da177e4SLinus Torvalds return status; 1221da177e4SLinus Torvalds } 1231da177e4SLinus Torvalds 1241da177e4SLinus Torvalds static int 1251da177e4SLinus Torvalds nfs_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr, 1261da177e4SLinus Torvalds struct iattr *sattr) 1271da177e4SLinus Torvalds { 1282b0143b5SDavid Howells struct inode *inode = d_inode(dentry); 1291da177e4SLinus Torvalds struct nfs_sattrargs arg = { 1301da177e4SLinus Torvalds .fh = NFS_FH(inode), 1311da177e4SLinus Torvalds .sattr = sattr 1321da177e4SLinus Torvalds }; 133dead28daSChuck Lever struct rpc_message msg = { 134dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_SETATTR], 135dead28daSChuck Lever .rpc_argp = &arg, 136dead28daSChuck Lever .rpc_resp = fattr, 137dead28daSChuck Lever }; 1381da177e4SLinus Torvalds int status; 1391da177e4SLinus Torvalds 140cf3fff54STrond Myklebust /* Mask out the non-modebit related stuff from attr->ia_mode */ 141cf3fff54STrond Myklebust sattr->ia_mode &= S_IALLUGO; 142cf3fff54STrond Myklebust 1431da177e4SLinus Torvalds dprintk("NFS call setattr\n"); 144659bfcd6STrond Myklebust if (sattr->ia_valid & ATTR_FILE) 145659bfcd6STrond Myklebust msg.rpc_cred = nfs_file_cred(sattr->ia_file); 1460e574af1STrond Myklebust nfs_fattr_init(fattr); 147dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0); 14865e4308dSTrond Myklebust if (status == 0) 149f044636dSTrond Myklebust nfs_setattr_update_inode(inode, sattr, fattr); 1501da177e4SLinus Torvalds dprintk("NFS reply setattr: %d\n", status); 1511da177e4SLinus Torvalds return status; 1521da177e4SLinus Torvalds } 1531da177e4SLinus Torvalds 1541da177e4SLinus Torvalds static int 155f7b37b8bSTrond Myklebust nfs_proc_lookup(struct inode *dir, struct dentry *dentry, 1569558a007SAnna Schumaker struct nfs_fh *fhandle, struct nfs_fattr *fattr) 1571da177e4SLinus Torvalds { 1581da177e4SLinus Torvalds struct nfs_diropargs arg = { 1591da177e4SLinus Torvalds .fh = NFS_FH(dir), 160f7b37b8bSTrond Myklebust .name = dentry->d_name.name, 161f7b37b8bSTrond Myklebust .len = dentry->d_name.len 1621da177e4SLinus Torvalds }; 1631da177e4SLinus Torvalds struct nfs_diropok res = { 1641da177e4SLinus Torvalds .fh = fhandle, 1651da177e4SLinus Torvalds .fattr = fattr 1661da177e4SLinus Torvalds }; 167dead28daSChuck Lever struct rpc_message msg = { 168dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_LOOKUP], 169dead28daSChuck Lever .rpc_argp = &arg, 170dead28daSChuck Lever .rpc_resp = &res, 171dead28daSChuck Lever }; 1721da177e4SLinus Torvalds int status; 173f7b37b8bSTrond Myklebust unsigned short task_flags = 0; 1741da177e4SLinus Torvalds 175f7b37b8bSTrond Myklebust /* Is this is an attribute revalidation, subject to softreval? */ 176f7b37b8bSTrond Myklebust if (nfs_lookup_is_soft_revalidate(dentry)) 177f7b37b8bSTrond Myklebust task_flags |= RPC_TASK_TIMEOUT; 178f7b37b8bSTrond Myklebust 179f7b37b8bSTrond Myklebust dprintk("NFS call lookup %pd2\n", dentry); 1800e574af1STrond Myklebust nfs_fattr_init(fattr); 181f7b37b8bSTrond Myklebust status = rpc_call_sync(NFS_CLIENT(dir), &msg, task_flags); 1821da177e4SLinus Torvalds dprintk("NFS reply lookup: %d\n", status); 1831da177e4SLinus Torvalds return status; 1841da177e4SLinus Torvalds } 1851da177e4SLinus Torvalds 1861da177e4SLinus Torvalds static int nfs_proc_readlink(struct inode *inode, struct page *page, 1871da177e4SLinus Torvalds unsigned int pgbase, unsigned int pglen) 1881da177e4SLinus Torvalds { 1891da177e4SLinus Torvalds struct nfs_readlinkargs args = { 1901da177e4SLinus Torvalds .fh = NFS_FH(inode), 1911da177e4SLinus Torvalds .pgbase = pgbase, 1921da177e4SLinus Torvalds .pglen = pglen, 1931da177e4SLinus Torvalds .pages = &page 1941da177e4SLinus Torvalds }; 195dead28daSChuck Lever struct rpc_message msg = { 196dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_READLINK], 197dead28daSChuck Lever .rpc_argp = &args, 198dead28daSChuck Lever }; 1991da177e4SLinus Torvalds int status; 2001da177e4SLinus Torvalds 2011da177e4SLinus Torvalds dprintk("NFS call readlink\n"); 202dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0); 2031da177e4SLinus Torvalds dprintk("NFS reply readlink: %d\n", status); 2041da177e4SLinus Torvalds return status; 2051da177e4SLinus Torvalds } 2061da177e4SLinus Torvalds 207eb872f0cSTrond Myklebust struct nfs_createdata { 208eb872f0cSTrond Myklebust struct nfs_createargs arg; 209eb872f0cSTrond Myklebust struct nfs_diropok res; 210eb872f0cSTrond Myklebust struct nfs_fh fhandle; 211eb872f0cSTrond Myklebust struct nfs_fattr fattr; 212eb872f0cSTrond Myklebust }; 213eb872f0cSTrond Myklebust 214eb872f0cSTrond Myklebust static struct nfs_createdata *nfs_alloc_createdata(struct inode *dir, 215eb872f0cSTrond Myklebust struct dentry *dentry, struct iattr *sattr) 216eb872f0cSTrond Myklebust { 217eb872f0cSTrond Myklebust struct nfs_createdata *data; 218eb872f0cSTrond Myklebust 219eb872f0cSTrond Myklebust data = kmalloc(sizeof(*data), GFP_KERNEL); 220eb872f0cSTrond Myklebust 221eb872f0cSTrond Myklebust if (data != NULL) { 222eb872f0cSTrond Myklebust data->arg.fh = NFS_FH(dir); 223eb872f0cSTrond Myklebust data->arg.name = dentry->d_name.name; 224eb872f0cSTrond Myklebust data->arg.len = dentry->d_name.len; 225eb872f0cSTrond Myklebust data->arg.sattr = sattr; 226eb872f0cSTrond Myklebust nfs_fattr_init(&data->fattr); 227eb872f0cSTrond Myklebust data->fhandle.size = 0; 228eb872f0cSTrond Myklebust data->res.fh = &data->fhandle; 229eb872f0cSTrond Myklebust data->res.fattr = &data->fattr; 230eb872f0cSTrond Myklebust } 231eb872f0cSTrond Myklebust return data; 232eb872f0cSTrond Myklebust }; 233eb872f0cSTrond Myklebust 234eb872f0cSTrond Myklebust static void nfs_free_createdata(const struct nfs_createdata *data) 235eb872f0cSTrond Myklebust { 236eb872f0cSTrond Myklebust kfree(data); 237eb872f0cSTrond Myklebust } 238eb872f0cSTrond Myklebust 2391da177e4SLinus Torvalds static int 2401da177e4SLinus Torvalds nfs_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr, 2418867fe58SMiklos Szeredi int flags) 2421da177e4SLinus Torvalds { 243eb872f0cSTrond Myklebust struct nfs_createdata *data; 244dead28daSChuck Lever struct rpc_message msg = { 245dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_CREATE], 246dead28daSChuck Lever }; 247eb872f0cSTrond Myklebust int status = -ENOMEM; 2481da177e4SLinus Torvalds 2496de1472fSAl Viro dprintk("NFS call create %pd\n", dentry); 250eb872f0cSTrond Myklebust data = nfs_alloc_createdata(dir, dentry, sattr); 251eb872f0cSTrond Myklebust if (data == NULL) 252eb872f0cSTrond Myklebust goto out; 253eb872f0cSTrond Myklebust msg.rpc_argp = &data->arg; 254eb872f0cSTrond Myklebust msg.rpc_resp = &data->res; 255dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 256bad2a524STrond Myklebust nfs_mark_for_revalidate(dir); 2571da177e4SLinus Torvalds if (status == 0) 2581775fd3eSDavid Quigley status = nfs_instantiate(dentry, data->res.fh, data->res.fattr, NULL); 259eb872f0cSTrond Myklebust nfs_free_createdata(data); 260eb872f0cSTrond Myklebust out: 2611da177e4SLinus Torvalds dprintk("NFS reply create: %d\n", status); 2621da177e4SLinus Torvalds return status; 2631da177e4SLinus Torvalds } 2641da177e4SLinus Torvalds 2651da177e4SLinus Torvalds /* 2661da177e4SLinus Torvalds * In NFSv2, mknod is grafted onto the create call. 2671da177e4SLinus Torvalds */ 2681da177e4SLinus Torvalds static int 2691da177e4SLinus Torvalds nfs_proc_mknod(struct inode *dir, struct dentry *dentry, struct iattr *sattr, 2701da177e4SLinus Torvalds dev_t rdev) 2711da177e4SLinus Torvalds { 272eb872f0cSTrond Myklebust struct nfs_createdata *data; 273dead28daSChuck Lever struct rpc_message msg = { 274dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_CREATE], 275dead28daSChuck Lever }; 276eb872f0cSTrond Myklebust umode_t mode; 277eb872f0cSTrond Myklebust int status = -ENOMEM; 2781da177e4SLinus Torvalds 2796de1472fSAl Viro dprintk("NFS call mknod %pd\n", dentry); 2801da177e4SLinus Torvalds 2811da177e4SLinus Torvalds mode = sattr->ia_mode; 2821da177e4SLinus Torvalds if (S_ISFIFO(mode)) { 2831da177e4SLinus Torvalds sattr->ia_mode = (mode & ~S_IFMT) | S_IFCHR; 2841da177e4SLinus Torvalds sattr->ia_valid &= ~ATTR_SIZE; 2851da177e4SLinus Torvalds } else if (S_ISCHR(mode) || S_ISBLK(mode)) { 2861da177e4SLinus Torvalds sattr->ia_valid |= ATTR_SIZE; 2871da177e4SLinus Torvalds sattr->ia_size = new_encode_dev(rdev);/* get out your barf bag */ 2881da177e4SLinus Torvalds } 2891da177e4SLinus Torvalds 290eb872f0cSTrond Myklebust data = nfs_alloc_createdata(dir, dentry, sattr); 291eb872f0cSTrond Myklebust if (data == NULL) 292eb872f0cSTrond Myklebust goto out; 293eb872f0cSTrond Myklebust msg.rpc_argp = &data->arg; 294eb872f0cSTrond Myklebust msg.rpc_resp = &data->res; 295eb872f0cSTrond Myklebust 296dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 297decf491fSTrond Myklebust nfs_mark_for_revalidate(dir); 2981da177e4SLinus Torvalds 2991da177e4SLinus Torvalds if (status == -EINVAL && S_ISFIFO(mode)) { 3001da177e4SLinus Torvalds sattr->ia_mode = mode; 301eb872f0cSTrond Myklebust nfs_fattr_init(data->res.fattr); 302dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 3031da177e4SLinus Torvalds } 3041da177e4SLinus Torvalds if (status == 0) 3051775fd3eSDavid Quigley status = nfs_instantiate(dentry, data->res.fh, data->res.fattr, NULL); 306eb872f0cSTrond Myklebust nfs_free_createdata(data); 307eb872f0cSTrond Myklebust out: 3081da177e4SLinus Torvalds dprintk("NFS reply mknod: %d\n", status); 3091da177e4SLinus Torvalds return status; 3101da177e4SLinus Torvalds } 3111da177e4SLinus Torvalds 3121da177e4SLinus Torvalds static int 313912678dbSTrond Myklebust nfs_proc_remove(struct inode *dir, struct dentry *dentry) 3141da177e4SLinus Torvalds { 3154fdc17b2STrond Myklebust struct nfs_removeargs arg = { 3161da177e4SLinus Torvalds .fh = NFS_FH(dir), 317912678dbSTrond Myklebust .name = dentry->d_name, 3181da177e4SLinus Torvalds }; 3191da177e4SLinus Torvalds struct rpc_message msg = { 3201da177e4SLinus Torvalds .rpc_proc = &nfs_procedures[NFSPROC_REMOVE], 3211da177e4SLinus Torvalds .rpc_argp = &arg, 3221da177e4SLinus Torvalds }; 3231da177e4SLinus Torvalds int status; 3241da177e4SLinus Torvalds 325912678dbSTrond Myklebust dprintk("NFS call remove %pd2\n",dentry); 3261da177e4SLinus Torvalds status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 327decf491fSTrond Myklebust nfs_mark_for_revalidate(dir); 3281da177e4SLinus Torvalds 3291da177e4SLinus Torvalds dprintk("NFS reply remove: %d\n", status); 3301da177e4SLinus Torvalds return status; 3311da177e4SLinus Torvalds } 3321da177e4SLinus Torvalds 333e4eff1a6STrond Myklebust static void 334ed7e9ad0STrond Myklebust nfs_proc_unlink_setup(struct rpc_message *msg, 335ed7e9ad0STrond Myklebust struct dentry *dentry, 336ed7e9ad0STrond Myklebust struct inode *inode) 3371da177e4SLinus Torvalds { 3381da177e4SLinus Torvalds msg->rpc_proc = &nfs_procedures[NFSPROC_REMOVE]; 3391da177e4SLinus Torvalds } 3401da177e4SLinus Torvalds 34134e137ccSBryan Schumaker static void nfs_proc_unlink_rpc_prepare(struct rpc_task *task, struct nfs_unlinkdata *data) 34234e137ccSBryan Schumaker { 34334e137ccSBryan Schumaker rpc_call_start(task); 34434e137ccSBryan Schumaker } 34534e137ccSBryan Schumaker 346e4eff1a6STrond Myklebust static int nfs_proc_unlink_done(struct rpc_task *task, struct inode *dir) 3471da177e4SLinus Torvalds { 348e4eff1a6STrond Myklebust nfs_mark_for_revalidate(dir); 349e4eff1a6STrond Myklebust return 1; 3501da177e4SLinus Torvalds } 3511da177e4SLinus Torvalds 352d3d4152aSJeff Layton static void 353f2c2c552STrond Myklebust nfs_proc_rename_setup(struct rpc_message *msg, 354f2c2c552STrond Myklebust struct dentry *old_dentry, 355f2c2c552STrond Myklebust struct dentry *new_dentry) 356d3d4152aSJeff Layton { 357d3d4152aSJeff Layton msg->rpc_proc = &nfs_procedures[NFSPROC_RENAME]; 358d3d4152aSJeff Layton } 359d3d4152aSJeff Layton 360c6bfa1a1SBryan Schumaker static void nfs_proc_rename_rpc_prepare(struct rpc_task *task, struct nfs_renamedata *data) 361c6bfa1a1SBryan Schumaker { 362c6bfa1a1SBryan Schumaker rpc_call_start(task); 363c6bfa1a1SBryan Schumaker } 364c6bfa1a1SBryan Schumaker 365d3d4152aSJeff Layton static int 366d3d4152aSJeff Layton nfs_proc_rename_done(struct rpc_task *task, struct inode *old_dir, 367d3d4152aSJeff Layton struct inode *new_dir) 368d3d4152aSJeff Layton { 369d3d4152aSJeff Layton nfs_mark_for_revalidate(old_dir); 370d3d4152aSJeff Layton nfs_mark_for_revalidate(new_dir); 371d3d4152aSJeff Layton return 1; 372d3d4152aSJeff Layton } 373d3d4152aSJeff Layton 3741da177e4SLinus Torvalds static int 375beffb8feSAl Viro nfs_proc_link(struct inode *inode, struct inode *dir, const struct qstr *name) 3761da177e4SLinus Torvalds { 3771da177e4SLinus Torvalds struct nfs_linkargs arg = { 3781da177e4SLinus Torvalds .fromfh = NFS_FH(inode), 3791da177e4SLinus Torvalds .tofh = NFS_FH(dir), 3801da177e4SLinus Torvalds .toname = name->name, 3811da177e4SLinus Torvalds .tolen = name->len 3821da177e4SLinus Torvalds }; 383dead28daSChuck Lever struct rpc_message msg = { 384dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_LINK], 385dead28daSChuck Lever .rpc_argp = &arg, 386dead28daSChuck Lever }; 3871da177e4SLinus Torvalds int status; 3881da177e4SLinus Torvalds 3891da177e4SLinus Torvalds dprintk("NFS call link %s\n", name->name); 390dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(inode), &msg, 0); 3915ba7cc48STrond Myklebust nfs_mark_for_revalidate(inode); 392decf491fSTrond Myklebust nfs_mark_for_revalidate(dir); 3931da177e4SLinus Torvalds dprintk("NFS reply link: %d\n", status); 3941da177e4SLinus Torvalds return status; 3951da177e4SLinus Torvalds } 3961da177e4SLinus Torvalds 3971da177e4SLinus Torvalds static int 39894a6d753SChuck Lever nfs_proc_symlink(struct inode *dir, struct dentry *dentry, struct page *page, 39994a6d753SChuck Lever unsigned int len, struct iattr *sattr) 4001da177e4SLinus Torvalds { 40123a30612STrond Myklebust struct nfs_fh *fh; 40223a30612STrond Myklebust struct nfs_fattr *fattr; 4031da177e4SLinus Torvalds struct nfs_symlinkargs arg = { 4041da177e4SLinus Torvalds .fromfh = NFS_FH(dir), 4054f390c15SChuck Lever .fromname = dentry->d_name.name, 4064f390c15SChuck Lever .fromlen = dentry->d_name.len, 40794a6d753SChuck Lever .pages = &page, 40894a6d753SChuck Lever .pathlen = len, 4091da177e4SLinus Torvalds .sattr = sattr 4101da177e4SLinus Torvalds }; 411dead28daSChuck Lever struct rpc_message msg = { 412dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_SYMLINK], 413dead28daSChuck Lever .rpc_argp = &arg, 414dead28daSChuck Lever }; 41523a30612STrond Myklebust int status = -ENAMETOOLONG; 4164f390c15SChuck Lever 4176de1472fSAl Viro dprintk("NFS call symlink %pd\n", dentry); 41894a6d753SChuck Lever 41923a30612STrond Myklebust if (len > NFS2_MAXPATHLEN) 42023a30612STrond Myklebust goto out; 42123a30612STrond Myklebust 42223a30612STrond Myklebust fh = nfs_alloc_fhandle(); 42323a30612STrond Myklebust fattr = nfs_alloc_fattr(); 42423a30612STrond Myklebust status = -ENOMEM; 42523a30612STrond Myklebust if (fh == NULL || fattr == NULL) 426878215feSJesper Juhl goto out_free; 42723a30612STrond Myklebust 428dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 429decf491fSTrond Myklebust nfs_mark_for_revalidate(dir); 4304f390c15SChuck Lever 4314f390c15SChuck Lever /* 4324f390c15SChuck Lever * V2 SYMLINK requests don't return any attributes. Setting the 4334f390c15SChuck Lever * filehandle size to zero indicates to nfs_instantiate that it 4344f390c15SChuck Lever * should fill in the data with a LOOKUP call on the wire. 4354f390c15SChuck Lever */ 43623a30612STrond Myklebust if (status == 0) 4371775fd3eSDavid Quigley status = nfs_instantiate(dentry, fh, fattr, NULL); 4384f390c15SChuck Lever 439878215feSJesper Juhl out_free: 44023a30612STrond Myklebust nfs_free_fattr(fattr); 44123a30612STrond Myklebust nfs_free_fhandle(fh); 44223a30612STrond Myklebust out: 4431da177e4SLinus Torvalds dprintk("NFS reply symlink: %d\n", status); 4441da177e4SLinus Torvalds return status; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 4471da177e4SLinus Torvalds static int 4481da177e4SLinus Torvalds nfs_proc_mkdir(struct inode *dir, struct dentry *dentry, struct iattr *sattr) 4491da177e4SLinus Torvalds { 450eb872f0cSTrond Myklebust struct nfs_createdata *data; 451dead28daSChuck Lever struct rpc_message msg = { 452dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_MKDIR], 453dead28daSChuck Lever }; 454eb872f0cSTrond Myklebust int status = -ENOMEM; 4551da177e4SLinus Torvalds 4566de1472fSAl Viro dprintk("NFS call mkdir %pd\n", dentry); 457eb872f0cSTrond Myklebust data = nfs_alloc_createdata(dir, dentry, sattr); 458eb872f0cSTrond Myklebust if (data == NULL) 459eb872f0cSTrond Myklebust goto out; 460eb872f0cSTrond Myklebust msg.rpc_argp = &data->arg; 461eb872f0cSTrond Myklebust msg.rpc_resp = &data->res; 462eb872f0cSTrond Myklebust 463dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 464decf491fSTrond Myklebust nfs_mark_for_revalidate(dir); 4651da177e4SLinus Torvalds if (status == 0) 4661775fd3eSDavid Quigley status = nfs_instantiate(dentry, data->res.fh, data->res.fattr, NULL); 467eb872f0cSTrond Myklebust nfs_free_createdata(data); 468eb872f0cSTrond Myklebust out: 4691da177e4SLinus Torvalds dprintk("NFS reply mkdir: %d\n", status); 4701da177e4SLinus Torvalds return status; 4711da177e4SLinus Torvalds } 4721da177e4SLinus Torvalds 4731da177e4SLinus Torvalds static int 474beffb8feSAl Viro nfs_proc_rmdir(struct inode *dir, const struct qstr *name) 4751da177e4SLinus Torvalds { 4761da177e4SLinus Torvalds struct nfs_diropargs arg = { 4771da177e4SLinus Torvalds .fh = NFS_FH(dir), 4781da177e4SLinus Torvalds .name = name->name, 4791da177e4SLinus Torvalds .len = name->len 4801da177e4SLinus Torvalds }; 481dead28daSChuck Lever struct rpc_message msg = { 482dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_RMDIR], 483dead28daSChuck Lever .rpc_argp = &arg, 484dead28daSChuck Lever }; 4851da177e4SLinus Torvalds int status; 4861da177e4SLinus Torvalds 4871da177e4SLinus Torvalds dprintk("NFS call rmdir %s\n", name->name); 488dead28daSChuck Lever status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 489decf491fSTrond Myklebust nfs_mark_for_revalidate(dir); 4901da177e4SLinus Torvalds dprintk("NFS reply rmdir: %d\n", status); 4911da177e4SLinus Torvalds return status; 4921da177e4SLinus Torvalds } 4931da177e4SLinus Torvalds 4941da177e4SLinus Torvalds /* 4951da177e4SLinus Torvalds * The READDIR implementation is somewhat hackish - we pass a temporary 4961da177e4SLinus Torvalds * buffer to the encode function, which installs it in the receive 4971da177e4SLinus Torvalds * the receive iovec. The decode function just parses the reply to make 4981da177e4SLinus Torvalds * sure it is syntactically correct; the entries itself are decoded 4991da177e4SLinus Torvalds * from nfs_readdir by calling the decode_entry function directly. 5001da177e4SLinus Torvalds */ 50182e22a5eSTrond Myklebust static int nfs_proc_readdir(struct nfs_readdir_arg *nr_arg, 50282e22a5eSTrond Myklebust struct nfs_readdir_res *nr_res) 5031da177e4SLinus Torvalds { 50482e22a5eSTrond Myklebust struct inode *dir = d_inode(nr_arg->dentry); 5051da177e4SLinus Torvalds struct nfs_readdirargs arg = { 5061da177e4SLinus Torvalds .fh = NFS_FH(dir), 50782e22a5eSTrond Myklebust .cookie = nr_arg->cookie, 50882e22a5eSTrond Myklebust .count = nr_arg->page_len, 50982e22a5eSTrond Myklebust .pages = nr_arg->pages, 5101da177e4SLinus Torvalds }; 5111da177e4SLinus Torvalds struct rpc_message msg = { 5121da177e4SLinus Torvalds .rpc_proc = &nfs_procedures[NFSPROC_READDIR], 5131da177e4SLinus Torvalds .rpc_argp = &arg, 51482e22a5eSTrond Myklebust .rpc_cred = nr_arg->cred, 5151da177e4SLinus Torvalds }; 5161da177e4SLinus Torvalds int status; 5171da177e4SLinus Torvalds 51882e22a5eSTrond Myklebust dprintk("NFS call readdir %llu\n", (unsigned long long)nr_arg->cookie); 5191da177e4SLinus Torvalds status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0); 52082e22a5eSTrond Myklebust nr_res->verf[0] = nr_res->verf[1] = 0; 5211da177e4SLinus Torvalds 522c4812998STrond Myklebust nfs_invalidate_atime(dir); 523c4812998STrond Myklebust 5241da177e4SLinus Torvalds dprintk("NFS reply readdir: %d\n", status); 5251da177e4SLinus Torvalds return status; 5261da177e4SLinus Torvalds } 5271da177e4SLinus Torvalds 5281da177e4SLinus Torvalds static int 5291da177e4SLinus Torvalds nfs_proc_statfs(struct nfs_server *server, struct nfs_fh *fhandle, 5301da177e4SLinus Torvalds struct nfs_fsstat *stat) 5311da177e4SLinus Torvalds { 5321da177e4SLinus Torvalds struct nfs2_fsstat fsinfo; 533dead28daSChuck Lever struct rpc_message msg = { 534dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_STATFS], 535dead28daSChuck Lever .rpc_argp = fhandle, 536dead28daSChuck Lever .rpc_resp = &fsinfo, 537dead28daSChuck Lever }; 5381da177e4SLinus Torvalds int status; 5391da177e4SLinus Torvalds 5401da177e4SLinus Torvalds dprintk("NFS call statfs\n"); 5410e574af1STrond Myklebust nfs_fattr_init(stat->fattr); 542dead28daSChuck Lever status = rpc_call_sync(server->client, &msg, 0); 5431da177e4SLinus Torvalds dprintk("NFS reply statfs: %d\n", status); 5441da177e4SLinus Torvalds if (status) 5451da177e4SLinus Torvalds goto out; 5461da177e4SLinus Torvalds stat->tbytes = (u64)fsinfo.blocks * fsinfo.bsize; 5471da177e4SLinus Torvalds stat->fbytes = (u64)fsinfo.bfree * fsinfo.bsize; 5481da177e4SLinus Torvalds stat->abytes = (u64)fsinfo.bavail * fsinfo.bsize; 5491da177e4SLinus Torvalds stat->tfiles = 0; 5501da177e4SLinus Torvalds stat->ffiles = 0; 5511da177e4SLinus Torvalds stat->afiles = 0; 5521da177e4SLinus Torvalds out: 5531da177e4SLinus Torvalds return status; 5541da177e4SLinus Torvalds } 5551da177e4SLinus Torvalds 5561da177e4SLinus Torvalds static int 5571da177e4SLinus Torvalds nfs_proc_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle, 5581da177e4SLinus Torvalds struct nfs_fsinfo *info) 5591da177e4SLinus Torvalds { 5601da177e4SLinus Torvalds struct nfs2_fsstat fsinfo; 561dead28daSChuck Lever struct rpc_message msg = { 562dead28daSChuck Lever .rpc_proc = &nfs_procedures[NFSPROC_STATFS], 563dead28daSChuck Lever .rpc_argp = fhandle, 564dead28daSChuck Lever .rpc_resp = &fsinfo, 565dead28daSChuck Lever }; 5661da177e4SLinus Torvalds int status; 5671da177e4SLinus Torvalds 5681da177e4SLinus Torvalds dprintk("NFS call fsinfo\n"); 5690e574af1STrond Myklebust nfs_fattr_init(info->fattr); 570dead28daSChuck Lever status = rpc_call_sync(server->client, &msg, 0); 5711da177e4SLinus Torvalds dprintk("NFS reply fsinfo: %d\n", status); 5721da177e4SLinus Torvalds if (status) 5731da177e4SLinus Torvalds goto out; 5741da177e4SLinus Torvalds info->rtmax = NFS_MAXDATA; 5751da177e4SLinus Torvalds info->rtpref = fsinfo.tsize; 5761da177e4SLinus Torvalds info->rtmult = fsinfo.bsize; 5771da177e4SLinus Torvalds info->wtmax = NFS_MAXDATA; 5781da177e4SLinus Torvalds info->wtpref = fsinfo.tsize; 5791da177e4SLinus Torvalds info->wtmult = fsinfo.bsize; 5801da177e4SLinus Torvalds info->dtpref = fsinfo.tsize; 5811da177e4SLinus Torvalds info->maxfilesize = 0x7FFFFFFF; 5821da177e4SLinus Torvalds info->lease_time = 0; 5831da177e4SLinus Torvalds out: 5841da177e4SLinus Torvalds return status; 5851da177e4SLinus Torvalds } 5861da177e4SLinus Torvalds 5871da177e4SLinus Torvalds static int 5881da177e4SLinus Torvalds nfs_proc_pathconf(struct nfs_server *server, struct nfs_fh *fhandle, 5891da177e4SLinus Torvalds struct nfs_pathconf *info) 5901da177e4SLinus Torvalds { 5911da177e4SLinus Torvalds info->max_link = 0; 5921da177e4SLinus Torvalds info->max_namelen = NFS2_MAXNAMLEN; 5931da177e4SLinus Torvalds return 0; 5941da177e4SLinus Torvalds } 5951da177e4SLinus Torvalds 596d45f60c6SWeston Andros Adamson static int nfs_read_done(struct rpc_task *task, struct nfs_pgio_header *hdr) 5971da177e4SLinus Torvalds { 598d45f60c6SWeston Andros Adamson struct inode *inode = hdr->inode; 599cd841605SFred Isaman 600cd841605SFred Isaman nfs_invalidate_atime(inode); 6011da177e4SLinus Torvalds if (task->tk_status >= 0) { 602d45f60c6SWeston Andros Adamson nfs_refresh_inode(inode, hdr->res.fattr); 6031da177e4SLinus Torvalds /* Emulate the eof flag, which isn't normally needed in NFSv2 6041da177e4SLinus Torvalds * as it is guaranteed to always return the file attributes 6051da177e4SLinus Torvalds */ 60671affe9bSTrond Myklebust if ((hdr->res.count == 0 && hdr->args.count > 0) || 60771affe9bSTrond Myklebust hdr->args.offset + hdr->res.count >= hdr->res.fattr->size) 608d45f60c6SWeston Andros Adamson hdr->res.eof = 1; 6091da177e4SLinus Torvalds } 610ec06c096STrond Myklebust return 0; 6111da177e4SLinus Torvalds } 6121da177e4SLinus Torvalds 613d45f60c6SWeston Andros Adamson static void nfs_proc_read_setup(struct nfs_pgio_header *hdr, 614d45f60c6SWeston Andros Adamson struct rpc_message *msg) 6151da177e4SLinus Torvalds { 616bdc7f021STrond Myklebust msg->rpc_proc = &nfs_procedures[NFSPROC_READ]; 6171da177e4SLinus Torvalds } 6181da177e4SLinus Torvalds 619d45f60c6SWeston Andros Adamson static int nfs_proc_pgio_rpc_prepare(struct rpc_task *task, 620d45f60c6SWeston Andros Adamson struct nfs_pgio_header *hdr) 621ea7c3303SBryan Schumaker { 622ea7c3303SBryan Schumaker rpc_call_start(task); 623ef1820f9SNeilBrown return 0; 624ea7c3303SBryan Schumaker } 625ea7c3303SBryan Schumaker 626d45f60c6SWeston Andros Adamson static int nfs_write_done(struct rpc_task *task, struct nfs_pgio_header *hdr) 6271da177e4SLinus Torvalds { 628d33d4bebSTrond Myklebust if (task->tk_status >= 0) { 629d33d4bebSTrond Myklebust hdr->res.count = hdr->args.count; 630a08a8cd3STrond Myklebust nfs_writeback_update_inode(hdr); 631d33d4bebSTrond Myklebust } 632788e7a89STrond Myklebust return 0; 6331da177e4SLinus Torvalds } 6341da177e4SLinus Torvalds 635d45f60c6SWeston Andros Adamson static void nfs_proc_write_setup(struct nfs_pgio_header *hdr, 636fb91fb0eSAnna Schumaker struct rpc_message *msg, 637fb91fb0eSAnna Schumaker struct rpc_clnt **clnt) 6381da177e4SLinus Torvalds { 6391da177e4SLinus Torvalds /* Note: NFSv2 ignores @stable and always uses NFS_FILE_SYNC */ 640d45f60c6SWeston Andros Adamson hdr->args.stable = NFS_FILE_SYNC; 641bdc7f021STrond Myklebust msg->rpc_proc = &nfs_procedures[NFSPROC_WRITE]; 6421da177e4SLinus Torvalds } 6431da177e4SLinus Torvalds 6440b7c0153SFred Isaman static void nfs_proc_commit_rpc_prepare(struct rpc_task *task, struct nfs_commit_data *data) 6450b7c0153SFred Isaman { 6460b7c0153SFred Isaman BUG(); 6470b7c0153SFred Isaman } 6480b7c0153SFred Isaman 6491da177e4SLinus Torvalds static void 650e9ae1ee2SAnna Schumaker nfs_proc_commit_setup(struct nfs_commit_data *data, struct rpc_message *msg, 651e9ae1ee2SAnna Schumaker struct rpc_clnt **clnt) 6521da177e4SLinus Torvalds { 6531da177e4SLinus Torvalds BUG(); 6541da177e4SLinus Torvalds } 6551da177e4SLinus Torvalds 6561da177e4SLinus Torvalds static int 6571da177e4SLinus Torvalds nfs_proc_lock(struct file *filp, int cmd, struct file_lock *fl) 6581da177e4SLinus Torvalds { 659496ad9aaSAl Viro struct inode *inode = file_inode(filp); 6601093a60eSChuck Lever 661b1ece737SBenjamin Coddington return nlmclnt_proc(NFS_SERVER(inode)->nlm_host, cmd, fl, NULL); 6621da177e4SLinus Torvalds } 6631da177e4SLinus Torvalds 6642116271aSTrond Myklebust /* Helper functions for NFS lock bounds checking */ 6652116271aSTrond Myklebust #define NFS_LOCK32_OFFSET_MAX ((__s32)0x7fffffffUL) 6662116271aSTrond Myklebust static int nfs_lock_check_bounds(const struct file_lock *fl) 6672116271aSTrond Myklebust { 6682116271aSTrond Myklebust __s32 start, end; 6692116271aSTrond Myklebust 6702116271aSTrond Myklebust start = (__s32)fl->fl_start; 6712116271aSTrond Myklebust if ((loff_t)start != fl->fl_start) 6722116271aSTrond Myklebust goto out_einval; 6732116271aSTrond Myklebust 6742116271aSTrond Myklebust if (fl->fl_end != OFFSET_MAX) { 6752116271aSTrond Myklebust end = (__s32)fl->fl_end; 6762116271aSTrond Myklebust if ((loff_t)end != fl->fl_end) 6772116271aSTrond Myklebust goto out_einval; 6782116271aSTrond Myklebust } else 6792116271aSTrond Myklebust end = NFS_LOCK32_OFFSET_MAX; 6802116271aSTrond Myklebust 6812116271aSTrond Myklebust if (start < 0 || start > end) 6822116271aSTrond Myklebust goto out_einval; 6832116271aSTrond Myklebust return 0; 6842116271aSTrond Myklebust out_einval: 6852116271aSTrond Myklebust return -EINVAL; 6862116271aSTrond Myklebust } 6871da177e4SLinus Torvalds 688011e2a7fSBryan Schumaker static int nfs_have_delegation(struct inode *inode, fmode_t flags) 689011e2a7fSBryan Schumaker { 690011e2a7fSBryan Schumaker return 0; 691011e2a7fSBryan Schumaker } 692011e2a7fSBryan Schumaker 693597d9289SBryan Schumaker static const struct inode_operations nfs_dir_inode_operations = { 694597d9289SBryan Schumaker .create = nfs_create, 695597d9289SBryan Schumaker .lookup = nfs_lookup, 696597d9289SBryan Schumaker .link = nfs_link, 697597d9289SBryan Schumaker .unlink = nfs_unlink, 698597d9289SBryan Schumaker .symlink = nfs_symlink, 699597d9289SBryan Schumaker .mkdir = nfs_mkdir, 700597d9289SBryan Schumaker .rmdir = nfs_rmdir, 701597d9289SBryan Schumaker .mknod = nfs_mknod, 702597d9289SBryan Schumaker .rename = nfs_rename, 703597d9289SBryan Schumaker .permission = nfs_permission, 704597d9289SBryan Schumaker .getattr = nfs_getattr, 705597d9289SBryan Schumaker .setattr = nfs_setattr, 706597d9289SBryan Schumaker }; 707597d9289SBryan Schumaker 708597d9289SBryan Schumaker static const struct inode_operations nfs_file_inode_operations = { 709597d9289SBryan Schumaker .permission = nfs_permission, 710597d9289SBryan Schumaker .getattr = nfs_getattr, 711597d9289SBryan Schumaker .setattr = nfs_setattr, 712597d9289SBryan Schumaker }; 713597d9289SBryan Schumaker 714509de811SDavid Howells const struct nfs_rpc_ops nfs_v2_clientops = { 7151da177e4SLinus Torvalds .version = 2, /* protocol version */ 7161da177e4SLinus Torvalds .dentry_ops = &nfs_dentry_operations, 7171da177e4SLinus Torvalds .dir_inode_ops = &nfs_dir_inode_operations, 71892cfc62cSJ. Bruce Fields .file_inode_ops = &nfs_file_inode_operations, 7191788ea6eSJeff Layton .file_ops = &nfs_file_operations, 7201da177e4SLinus Torvalds .getroot = nfs_proc_get_root, 721281cad46SBryan Schumaker .submount = nfs_submount, 722f2aedb71SDavid Howells .try_get_tree = nfs_try_get_tree, 7231da177e4SLinus Torvalds .getattr = nfs_proc_getattr, 7241da177e4SLinus Torvalds .setattr = nfs_proc_setattr, 7251da177e4SLinus Torvalds .lookup = nfs_proc_lookup, 7261da177e4SLinus Torvalds .access = NULL, /* access */ 7271da177e4SLinus Torvalds .readlink = nfs_proc_readlink, 7281da177e4SLinus Torvalds .create = nfs_proc_create, 7291da177e4SLinus Torvalds .remove = nfs_proc_remove, 7301da177e4SLinus Torvalds .unlink_setup = nfs_proc_unlink_setup, 73134e137ccSBryan Schumaker .unlink_rpc_prepare = nfs_proc_unlink_rpc_prepare, 7321da177e4SLinus Torvalds .unlink_done = nfs_proc_unlink_done, 733d3d4152aSJeff Layton .rename_setup = nfs_proc_rename_setup, 734c6bfa1a1SBryan Schumaker .rename_rpc_prepare = nfs_proc_rename_rpc_prepare, 735d3d4152aSJeff Layton .rename_done = nfs_proc_rename_done, 7361da177e4SLinus Torvalds .link = nfs_proc_link, 7371da177e4SLinus Torvalds .symlink = nfs_proc_symlink, 7381da177e4SLinus Torvalds .mkdir = nfs_proc_mkdir, 7391da177e4SLinus Torvalds .rmdir = nfs_proc_rmdir, 7401da177e4SLinus Torvalds .readdir = nfs_proc_readdir, 7411da177e4SLinus Torvalds .mknod = nfs_proc_mknod, 7421da177e4SLinus Torvalds .statfs = nfs_proc_statfs, 7431da177e4SLinus Torvalds .fsinfo = nfs_proc_fsinfo, 7441da177e4SLinus Torvalds .pathconf = nfs_proc_pathconf, 745f796f8b3SChuck Lever .decode_dirent = nfs2_decode_dirent, 746a4cdda59SAnna Schumaker .pgio_rpc_prepare = nfs_proc_pgio_rpc_prepare, 7471da177e4SLinus Torvalds .read_setup = nfs_proc_read_setup, 748ec06c096STrond Myklebust .read_done = nfs_read_done, 7491da177e4SLinus Torvalds .write_setup = nfs_proc_write_setup, 750788e7a89STrond Myklebust .write_done = nfs_write_done, 7511da177e4SLinus Torvalds .commit_setup = nfs_proc_commit_setup, 7520b7c0153SFred Isaman .commit_rpc_prepare = nfs_proc_commit_rpc_prepare, 7531da177e4SLinus Torvalds .lock = nfs_proc_lock, 7542116271aSTrond Myklebust .lock_check_bounds = nfs_lock_check_bounds, 7557fe5c398STrond Myklebust .close_context = nfs_close_context, 756011e2a7fSBryan Schumaker .have_delegation = nfs_have_delegation, 7576663ee7fSBryan Schumaker .alloc_client = nfs_alloc_client, 75845a52a02SAndy Adamson .init_client = nfs_init_client, 759cdb7ecedSBryan Schumaker .free_client = nfs_free_client, 7601179acc6SBryan Schumaker .create_server = nfs_create_server, 7611179acc6SBryan Schumaker .clone_server = nfs_clone_server, 7621da177e4SLinus Torvalds }; 763