^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Process version 3 NFS requests.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 1996, 1997, 1998 Olaf Kirch <okir@monad.swb.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/ext2_fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/magic.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "cache.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include "xdr3.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include "vfs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define NFSDDBG_FACILITY NFSDDBG_PROC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) static int nfs3_ftypes[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 0, /* NF3NON */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) S_IFREG, /* NF3REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) S_IFDIR, /* NF3DIR */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) S_IFBLK, /* NF3BLK */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) S_IFCHR, /* NF3CHR */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) S_IFLNK, /* NF3LNK */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) S_IFSOCK, /* NF3SOCK */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) S_IFIFO, /* NF3FIFO */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) * NULL call.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) nfsd3_proc_null(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) * Get a file's attributes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) nfsd3_proc_getattr(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) struct nfsd_fhandle *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) struct nfsd3_attrstat *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) dprintk("nfsd: GETATTR(3) %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) SVCFH_fmt(&argp->fh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) resp->status = fh_verify(rqstp, &resp->fh, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) if (resp->status != nfs_ok)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) resp->status = fh_getattr(&resp->fh, &resp->stat);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) * Set a file's attributes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) nfsd3_proc_setattr(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) struct nfsd3_sattrargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) struct nfsd3_attrstat *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) dprintk("nfsd: SETATTR(3) %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) SVCFH_fmt(&argp->fh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) resp->status = nfsd_setattr(rqstp, &resp->fh, &argp->attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) argp->check_guard, argp->guardtime);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) * Look up a path name component
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) nfsd3_proc_lookup(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) struct nfsd3_diropargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) struct nfsd3_diropres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) dprintk("nfsd: LOOKUP(3) %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) argp->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) fh_copy(&resp->dirfh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) fh_init(&resp->fh, NFS3_FHSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) resp->status = nfsd_lookup(rqstp, &resp->dirfh,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) argp->name, argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) &resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) * Check file access
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) nfsd3_proc_access(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) struct nfsd3_accessargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) struct nfsd3_accessres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) dprintk("nfsd: ACCESS(3) %s 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) argp->access);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) resp->access = argp->access;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) resp->status = nfsd_access(rqstp, &resp->fh, &resp->access, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) * Read a symlink.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) nfsd3_proc_readlink(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) struct nfsd3_readlinkargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) struct nfsd3_readlinkres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) dprintk("nfsd: READLINK(3) %s\n", SVCFH_fmt(&argp->fh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) /* Read the symlink. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) resp->len = NFS3_MAXPATHLEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) resp->status = nfsd_readlink(rqstp, &resp->fh, argp->buffer, &resp->len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) * Read a portion of a file.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) nfsd3_proc_read(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) struct nfsd3_readargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) struct nfsd3_readres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) u32 max_blocksize = svc_max_payload(rqstp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) unsigned long cnt = min(argp->count, max_blocksize);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) dprintk("nfsd: READ(3) %s %lu bytes at %Lu\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) (unsigned long) argp->count,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) (unsigned long long) argp->offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) /* Obtain buffer pointer for payload.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) * 1 (status) + 22 (post_op_attr) + 1 (count) + 1 (eof)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) * + 1 (xdr opaque byte count) = 26
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) resp->count = cnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) svc_reserve_auth(rqstp, ((1 + NFS3_POST_OP_ATTR_WORDS + 3)<<2) + resp->count +4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) resp->status = nfsd_read(rqstp, &resp->fh, argp->offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) rqstp->rq_vec, argp->vlen, &resp->count,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) &resp->eof);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) * Write data to a file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) nfsd3_proc_write(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) struct nfsd3_writeargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) struct nfsd3_writeres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) unsigned long cnt = argp->len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) unsigned int nvecs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) dprintk("nfsd: WRITE(3) %s %d bytes at %Lu%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) (unsigned long long) argp->offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) argp->stable? " stable" : "");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) resp->status = nfserr_fbig;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) if (argp->offset > (u64)OFFSET_MAX ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) argp->offset + argp->len > (u64)OFFSET_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) resp->committed = argp->stable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) nvecs = svc_fill_write_vector(rqstp, rqstp->rq_arg.pages,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) &argp->first, cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) if (!nvecs) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) resp->status = nfserr_io;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) resp->status = nfsd_write(rqstp, &resp->fh, argp->offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) rqstp->rq_vec, nvecs, &cnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) resp->committed, resp->verf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) resp->count = cnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) * With NFSv3, CREATE processing is a lot easier than with NFSv2.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) * At least in theory; we'll see how it fares in practice when the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) * first reports about SunOS compatibility problems start to pour in...
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) nfsd3_proc_create(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) struct nfsd3_createargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) struct nfsd3_diropres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) svc_fh *dirfhp, *newfhp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) struct iattr *attr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) dprintk("nfsd: CREATE(3) %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) argp->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) dirfhp = fh_copy(&resp->dirfh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) newfhp = fh_init(&resp->fh, NFS3_FHSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) attr = &argp->attrs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) /* Unfudge the mode bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) attr->ia_mode &= ~S_IFMT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) if (!(attr->ia_valid & ATTR_MODE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) attr->ia_valid |= ATTR_MODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) attr->ia_mode = S_IFREG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) attr->ia_mode = (attr->ia_mode & ~S_IFMT) | S_IFREG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) /* Now create the file and set attributes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) resp->status = do_nfsd_create(rqstp, dirfhp, argp->name, argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) attr, newfhp, argp->createmode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) (u32 *)argp->verf, NULL, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) * Make directory. This operation is not idempotent.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) nfsd3_proc_mkdir(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) struct nfsd3_createargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) struct nfsd3_diropres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) dprintk("nfsd: MKDIR(3) %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) argp->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) argp->attrs.ia_valid &= ~ATTR_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) fh_copy(&resp->dirfh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) fh_init(&resp->fh, NFS3_FHSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) &argp->attrs, S_IFDIR, 0, &resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) fh_unlock(&resp->dirfh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) nfsd3_proc_symlink(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) struct nfsd3_symlinkargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) struct nfsd3_diropres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) if (argp->tlen == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) resp->status = nfserr_inval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) if (argp->tlen > NFS3_MAXPATHLEN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) resp->status = nfserr_nametoolong;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) argp->tname = svc_fill_symlink_pathname(rqstp, &argp->first,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) page_address(rqstp->rq_arg.pages[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) argp->tlen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) if (IS_ERR(argp->tname)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) resp->status = nfserrno(PTR_ERR(argp->tname));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) dprintk("nfsd: SYMLINK(3) %s %.*s -> %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) SVCFH_fmt(&argp->ffh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) argp->flen, argp->fname,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) argp->tlen, argp->tname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) fh_copy(&resp->dirfh, &argp->ffh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) fh_init(&resp->fh, NFS3_FHSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) resp->status = nfsd_symlink(rqstp, &resp->dirfh, argp->fname,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) argp->flen, argp->tname, &resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) kfree(argp->tname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) * Make socket/fifo/device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) nfsd3_proc_mknod(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) struct nfsd3_mknodargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) struct nfsd3_diropres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) int type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) dev_t rdev = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) dprintk("nfsd: MKNOD(3) %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) argp->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) fh_copy(&resp->dirfh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) fh_init(&resp->fh, NFS3_FHSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) if (argp->ftype == NF3CHR || argp->ftype == NF3BLK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) rdev = MKDEV(argp->major, argp->minor);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) if (MAJOR(rdev) != argp->major ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) MINOR(rdev) != argp->minor) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) resp->status = nfserr_inval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) } else if (argp->ftype != NF3SOCK && argp->ftype != NF3FIFO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) resp->status = nfserr_badtype;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) type = nfs3_ftypes[argp->ftype];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) &argp->attrs, type, rdev, &resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) fh_unlock(&resp->dirfh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) * Remove file/fifo/socket etc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) nfsd3_proc_remove(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) struct nfsd3_diropargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) struct nfsd3_attrstat *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) dprintk("nfsd: REMOVE(3) %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) argp->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) /* Unlink. -S_IFDIR means file must not be a directory */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) resp->status = nfsd_unlink(rqstp, &resp->fh, -S_IFDIR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) argp->name, argp->len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) fh_unlock(&resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) * Remove a directory
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) nfsd3_proc_rmdir(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) struct nfsd3_diropargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) struct nfsd3_attrstat *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) dprintk("nfsd: RMDIR(3) %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) argp->len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) argp->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) resp->status = nfsd_unlink(rqstp, &resp->fh, S_IFDIR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) argp->name, argp->len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) fh_unlock(&resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) nfsd3_proc_rename(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) struct nfsd3_renameargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) struct nfsd3_renameres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) dprintk("nfsd: RENAME(3) %s %.*s ->\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) SVCFH_fmt(&argp->ffh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) argp->flen,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) argp->fname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) dprintk("nfsd: -> %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) SVCFH_fmt(&argp->tfh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) argp->tlen,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) argp->tname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) fh_copy(&resp->ffh, &argp->ffh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) fh_copy(&resp->tfh, &argp->tfh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) resp->status = nfsd_rename(rqstp, &resp->ffh, argp->fname, argp->flen,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) &resp->tfh, argp->tname, argp->tlen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) nfsd3_proc_link(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) struct nfsd3_linkargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) struct nfsd3_linkres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) dprintk("nfsd: LINK(3) %s ->\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) SVCFH_fmt(&argp->ffh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) dprintk("nfsd: -> %s %.*s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) SVCFH_fmt(&argp->tfh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) argp->tlen,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) argp->tname);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) fh_copy(&resp->fh, &argp->ffh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) fh_copy(&resp->tfh, &argp->tfh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) resp->status = nfsd_link(rqstp, &resp->tfh, argp->tname, argp->tlen,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) &resp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) * Read a portion of a directory.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) nfsd3_proc_readdir(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) struct nfsd3_readdirargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) struct nfsd3_readdirres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) int count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) struct page **p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) caddr_t page_addr = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) dprintk("nfsd: READDIR(3) %s %d bytes at %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) argp->count, (u32) argp->cookie);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) /* Make sure we've room for the NULL ptr & eof flag, and shrink to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) * client read size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) count = (argp->count >> 2) - 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) /* Read directory and encode entries on the fly */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) resp->buflen = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) resp->common.err = nfs_ok;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) resp->buffer = argp->buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) resp->rqstp = rqstp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) resp->status = nfsd_readdir(rqstp, &resp->fh, (loff_t *)&argp->cookie,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) &resp->common, nfs3svc_encode_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) memcpy(resp->verf, argp->verf, 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) page_addr = page_address(*p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) if (((caddr_t)resp->buffer >= page_addr) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) count += (caddr_t)resp->buffer - page_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) count += PAGE_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) resp->count = count >> 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) if (resp->offset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) loff_t offset = argp->cookie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) if (unlikely(resp->offset1)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) /* we ended up with offset on a page boundary */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) *resp->offset = htonl(offset >> 32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) *resp->offset1 = htonl(offset & 0xffffffff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) resp->offset1 = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) xdr_encode_hyper(resp->offset, offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) resp->offset = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) * Read a portion of a directory, including file handles and attrs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) * For now, we choose to ignore the dircount parameter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) nfsd3_proc_readdirplus(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) struct nfsd3_readdirargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) struct nfsd3_readdirres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) int count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) loff_t offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) struct page **p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) caddr_t page_addr = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) dprintk("nfsd: READDIR+(3) %s %d bytes at %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) argp->count, (u32) argp->cookie);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) /* Convert byte count to number of words (i.e. >> 2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) * and reserve room for the NULL ptr & eof flag (-2 words) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) resp->count = (argp->count >> 2) - 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) /* Read directory and encode entries on the fly */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) resp->common.err = nfs_ok;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) resp->buffer = argp->buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) resp->buflen = resp->count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) resp->rqstp = rqstp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) offset = argp->cookie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) resp->status = fh_verify(rqstp, &resp->fh, S_IFDIR, NFSD_MAY_NOP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) if (resp->status != nfs_ok)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) if (resp->fh.fh_export->ex_flags & NFSEXP_NOREADDIRPLUS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) resp->status = nfserr_notsupp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) resp->status = nfsd_readdir(rqstp, &resp->fh, &offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) &resp->common, nfs3svc_encode_entry_plus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) memcpy(resp->verf, argp->verf, 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) page_addr = page_address(*p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) if (((caddr_t)resp->buffer >= page_addr) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) count += (caddr_t)resp->buffer - page_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) count += PAGE_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) resp->count = count >> 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) if (resp->offset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) if (unlikely(resp->offset1)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) /* we ended up with offset on a page boundary */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) *resp->offset = htonl(offset >> 32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) *resp->offset1 = htonl(offset & 0xffffffff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) resp->offset1 = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) xdr_encode_hyper(resp->offset, offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) resp->offset = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) * Get file system stats
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) nfsd3_proc_fsstat(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) struct nfsd_fhandle *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) struct nfsd3_fsstatres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) dprintk("nfsd: FSSTAT(3) %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) SVCFH_fmt(&argp->fh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) resp->status = nfsd_statfs(rqstp, &argp->fh, &resp->stats, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) fh_put(&argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) * Get file system info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) nfsd3_proc_fsinfo(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) struct nfsd_fhandle *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) struct nfsd3_fsinfores *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) u32 max_blocksize = svc_max_payload(rqstp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) dprintk("nfsd: FSINFO(3) %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) SVCFH_fmt(&argp->fh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) resp->f_rtmax = max_blocksize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) resp->f_rtpref = max_blocksize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) resp->f_rtmult = PAGE_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) resp->f_wtmax = max_blocksize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) resp->f_wtpref = max_blocksize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) resp->f_wtmult = PAGE_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) resp->f_dtpref = max_blocksize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) resp->f_maxfilesize = ~(u32) 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) resp->f_properties = NFS3_FSF_DEFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) resp->status = fh_verify(rqstp, &argp->fh, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) /* Check special features of the file system. May request
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) * different read/write sizes for file systems known to have
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) * problems with large blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) if (resp->status == nfs_ok) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) struct super_block *sb = argp->fh.fh_dentry->d_sb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) /* Note that we don't care for remote fs's here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) if (sb->s_magic == MSDOS_SUPER_MAGIC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) resp->f_properties = NFS3_FSF_BILLYBOY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) resp->f_maxfilesize = sb->s_maxbytes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) fh_put(&argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) * Get pathconf info for the specified file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) nfsd3_proc_pathconf(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) struct nfsd_fhandle *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) struct nfsd3_pathconfres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) dprintk("nfsd: PATHCONF(3) %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) SVCFH_fmt(&argp->fh));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) /* Set default pathconf */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) resp->p_link_max = 255; /* at least */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) resp->p_name_max = 255; /* at least */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) resp->p_no_trunc = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) resp->p_chown_restricted = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) resp->p_case_insensitive = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) resp->p_case_preserving = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) resp->status = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) if (resp->status == nfs_ok) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) struct super_block *sb = argp->fh.fh_dentry->d_sb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) /* Note that we don't care for remote fs's here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) switch (sb->s_magic) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) case EXT2_SUPER_MAGIC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) resp->p_link_max = EXT2_LINK_MAX;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) resp->p_name_max = EXT2_NAME_LEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) case MSDOS_SUPER_MAGIC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) resp->p_case_insensitive = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) resp->p_case_preserving = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) fh_put(&argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) * Commit a file (range) to stable storage.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) static __be32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) nfsd3_proc_commit(struct svc_rqst *rqstp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) struct nfsd3_commitargs *argp = rqstp->rq_argp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) struct nfsd3_commitres *resp = rqstp->rq_resp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) dprintk("nfsd: COMMIT(3) %s %u@%Lu\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) SVCFH_fmt(&argp->fh),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) argp->count,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) (unsigned long long) argp->offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) if (argp->offset > NFS_OFFSET_MAX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) resp->status = nfserr_inval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) fh_copy(&resp->fh, &argp->fh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) resp->status = nfsd_commit(rqstp, &resp->fh, argp->offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) argp->count, resp->verf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) return rpc_success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) * NFSv3 Server procedures.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) * Only the results of non-idempotent operations are cached.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) #define nfs3svc_decode_fhandleargs nfs3svc_decode_fhandle
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) #define nfs3svc_encode_attrstatres nfs3svc_encode_attrstat
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) #define nfs3svc_encode_wccstatres nfs3svc_encode_wccstat
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) #define nfsd3_mkdirargs nfsd3_createargs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) #define nfsd3_readdirplusargs nfsd3_readdirargs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) #define nfsd3_fhandleargs nfsd_fhandle
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) #define nfsd3_fhandleres nfsd3_attrstat
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) #define nfsd3_attrstatres nfsd3_attrstat
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) #define nfsd3_wccstatres nfsd3_attrstat
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) #define nfsd3_createres nfsd3_diropres
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) #define nfsd3_voidres nfsd3_voidargs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) struct nfsd3_voidargs { int dummy; };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) #define ST 1 /* status*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) #define FH 17 /* filehandle with length */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) #define AT 21 /* attributes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) #define pAT (1+AT) /* post attributes - conditional */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) #define WC (7+pAT) /* WCC attributes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) static const struct svc_procedure nfsd_procedures3[22] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) [NFS3PROC_NULL] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) .pc_func = nfsd3_proc_null,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) .pc_decode = nfs3svc_decode_voidarg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) .pc_encode = nfs3svc_encode_voidres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) .pc_argsize = sizeof(struct nfsd3_voidargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) .pc_ressize = sizeof(struct nfsd3_voidres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) .pc_xdrressize = ST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) [NFS3PROC_GETATTR] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) .pc_func = nfsd3_proc_getattr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) .pc_decode = nfs3svc_decode_fhandleargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) .pc_encode = nfs3svc_encode_attrstatres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) .pc_argsize = sizeof(struct nfsd3_fhandleargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) .pc_ressize = sizeof(struct nfsd3_attrstatres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) .pc_xdrressize = ST+AT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) [NFS3PROC_SETATTR] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) .pc_func = nfsd3_proc_setattr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) .pc_decode = nfs3svc_decode_sattrargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) .pc_encode = nfs3svc_encode_wccstatres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) .pc_argsize = sizeof(struct nfsd3_sattrargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) .pc_ressize = sizeof(struct nfsd3_wccstatres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) .pc_xdrressize = ST+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) [NFS3PROC_LOOKUP] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) .pc_func = nfsd3_proc_lookup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) .pc_decode = nfs3svc_decode_diropargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) .pc_encode = nfs3svc_encode_diropres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) .pc_argsize = sizeof(struct nfsd3_diropargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) .pc_ressize = sizeof(struct nfsd3_diropres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) .pc_xdrressize = ST+FH+pAT+pAT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) [NFS3PROC_ACCESS] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) .pc_func = nfsd3_proc_access,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) .pc_decode = nfs3svc_decode_accessargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) .pc_encode = nfs3svc_encode_accessres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) .pc_argsize = sizeof(struct nfsd3_accessargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) .pc_ressize = sizeof(struct nfsd3_accessres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) .pc_xdrressize = ST+pAT+1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) [NFS3PROC_READLINK] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) .pc_func = nfsd3_proc_readlink,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) .pc_decode = nfs3svc_decode_readlinkargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) .pc_encode = nfs3svc_encode_readlinkres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) .pc_argsize = sizeof(struct nfsd3_readlinkargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) .pc_ressize = sizeof(struct nfsd3_readlinkres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) .pc_xdrressize = ST+pAT+1+NFS3_MAXPATHLEN/4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) [NFS3PROC_READ] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) .pc_func = nfsd3_proc_read,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) .pc_decode = nfs3svc_decode_readargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) .pc_encode = nfs3svc_encode_readres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) .pc_argsize = sizeof(struct nfsd3_readargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) .pc_ressize = sizeof(struct nfsd3_readres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) .pc_xdrressize = ST+pAT+4+NFSSVC_MAXBLKSIZE/4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) [NFS3PROC_WRITE] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) .pc_func = nfsd3_proc_write,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) .pc_decode = nfs3svc_decode_writeargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) .pc_encode = nfs3svc_encode_writeres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) .pc_argsize = sizeof(struct nfsd3_writeargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) .pc_ressize = sizeof(struct nfsd3_writeres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) .pc_xdrressize = ST+WC+4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) [NFS3PROC_CREATE] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) .pc_func = nfsd3_proc_create,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) .pc_decode = nfs3svc_decode_createargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) .pc_encode = nfs3svc_encode_createres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) .pc_argsize = sizeof(struct nfsd3_createargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) .pc_ressize = sizeof(struct nfsd3_createres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) .pc_xdrressize = ST+(1+FH+pAT)+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) [NFS3PROC_MKDIR] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) .pc_func = nfsd3_proc_mkdir,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) .pc_decode = nfs3svc_decode_mkdirargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) .pc_encode = nfs3svc_encode_createres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) .pc_argsize = sizeof(struct nfsd3_mkdirargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) .pc_ressize = sizeof(struct nfsd3_createres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) .pc_xdrressize = ST+(1+FH+pAT)+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) [NFS3PROC_SYMLINK] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) .pc_func = nfsd3_proc_symlink,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) .pc_decode = nfs3svc_decode_symlinkargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) .pc_encode = nfs3svc_encode_createres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) .pc_argsize = sizeof(struct nfsd3_symlinkargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) .pc_ressize = sizeof(struct nfsd3_createres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) .pc_xdrressize = ST+(1+FH+pAT)+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) [NFS3PROC_MKNOD] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) .pc_func = nfsd3_proc_mknod,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) .pc_decode = nfs3svc_decode_mknodargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) .pc_encode = nfs3svc_encode_createres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) .pc_argsize = sizeof(struct nfsd3_mknodargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) .pc_ressize = sizeof(struct nfsd3_createres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) .pc_xdrressize = ST+(1+FH+pAT)+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) [NFS3PROC_REMOVE] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) .pc_func = nfsd3_proc_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) .pc_decode = nfs3svc_decode_diropargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) .pc_encode = nfs3svc_encode_wccstatres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) .pc_argsize = sizeof(struct nfsd3_diropargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) .pc_ressize = sizeof(struct nfsd3_wccstatres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) .pc_xdrressize = ST+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) [NFS3PROC_RMDIR] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) .pc_func = nfsd3_proc_rmdir,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) .pc_decode = nfs3svc_decode_diropargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) .pc_encode = nfs3svc_encode_wccstatres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) .pc_argsize = sizeof(struct nfsd3_diropargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) .pc_ressize = sizeof(struct nfsd3_wccstatres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) .pc_xdrressize = ST+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) [NFS3PROC_RENAME] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) .pc_func = nfsd3_proc_rename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) .pc_decode = nfs3svc_decode_renameargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) .pc_encode = nfs3svc_encode_renameres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) .pc_argsize = sizeof(struct nfsd3_renameargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) .pc_ressize = sizeof(struct nfsd3_renameres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) .pc_xdrressize = ST+WC+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) [NFS3PROC_LINK] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) .pc_func = nfsd3_proc_link,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) .pc_decode = nfs3svc_decode_linkargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) .pc_encode = nfs3svc_encode_linkres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) .pc_release = nfs3svc_release_fhandle2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) .pc_argsize = sizeof(struct nfsd3_linkargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) .pc_ressize = sizeof(struct nfsd3_linkres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) .pc_cachetype = RC_REPLBUFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) .pc_xdrressize = ST+pAT+WC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) [NFS3PROC_READDIR] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) .pc_func = nfsd3_proc_readdir,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) .pc_decode = nfs3svc_decode_readdirargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) .pc_encode = nfs3svc_encode_readdirres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) .pc_argsize = sizeof(struct nfsd3_readdirargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) .pc_ressize = sizeof(struct nfsd3_readdirres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) [NFS3PROC_READDIRPLUS] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) .pc_func = nfsd3_proc_readdirplus,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) .pc_decode = nfs3svc_decode_readdirplusargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) .pc_encode = nfs3svc_encode_readdirres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) .pc_argsize = sizeof(struct nfsd3_readdirplusargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) .pc_ressize = sizeof(struct nfsd3_readdirres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) [NFS3PROC_FSSTAT] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) .pc_func = nfsd3_proc_fsstat,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) .pc_decode = nfs3svc_decode_fhandleargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) .pc_encode = nfs3svc_encode_fsstatres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) .pc_argsize = sizeof(struct nfsd3_fhandleargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) .pc_ressize = sizeof(struct nfsd3_fsstatres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) .pc_xdrressize = ST+pAT+2*6+1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) [NFS3PROC_FSINFO] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) .pc_func = nfsd3_proc_fsinfo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) .pc_decode = nfs3svc_decode_fhandleargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) .pc_encode = nfs3svc_encode_fsinfores,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) .pc_argsize = sizeof(struct nfsd3_fhandleargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) .pc_ressize = sizeof(struct nfsd3_fsinfores),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) .pc_xdrressize = ST+pAT+12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) [NFS3PROC_PATHCONF] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) .pc_func = nfsd3_proc_pathconf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) .pc_decode = nfs3svc_decode_fhandleargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) .pc_encode = nfs3svc_encode_pathconfres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) .pc_argsize = sizeof(struct nfsd3_fhandleargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) .pc_ressize = sizeof(struct nfsd3_pathconfres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) .pc_xdrressize = ST+pAT+6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) [NFS3PROC_COMMIT] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) .pc_func = nfsd3_proc_commit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) .pc_decode = nfs3svc_decode_commitargs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) .pc_encode = nfs3svc_encode_commitres,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) .pc_release = nfs3svc_release_fhandle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) .pc_argsize = sizeof(struct nfsd3_commitargs),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) .pc_ressize = sizeof(struct nfsd3_commitres),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) .pc_cachetype = RC_NOCACHE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) .pc_xdrressize = ST+WC+2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) static unsigned int nfsd_count3[ARRAY_SIZE(nfsd_procedures3)];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) const struct svc_version nfsd_version3 = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) .vs_vers = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) .vs_nproc = 22,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) .vs_proc = nfsd_procedures3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) .vs_dispatch = nfsd_dispatch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) .vs_count = nfsd_count3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) .vs_xdrsize = NFS3_SVC_XDRSIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) };
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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