diff options
56 files changed, 949 insertions, 2960 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 4e0654b56aef..238bd211f365 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -2434,12 +2434,6 @@ and gids from such clients. This is intended to ease migration from NFSv2/v3. - objlayoutdriver.osd_login_prog= - [NFS] [OBJLAYOUT] sets the pathname to the program which - is used to automatically discover and login into new - osd-targets. Please see: - Documentation/filesystems/pnfs.txt for more explanations - nmi_debug= [KNL,SH] Specify one or more actions to take when a NMI is triggered. Format: [state][,regs][,debounce][,die] diff --git a/Documentation/filesystems/nfs/pnfs.txt b/Documentation/filesystems/nfs/pnfs.txt index 8de578a98222..80dc0bdc302a 100644 --- a/Documentation/filesystems/nfs/pnfs.txt +++ b/Documentation/filesystems/nfs/pnfs.txt @@ -64,46 +64,9 @@ table which are called by the nfs-client pnfs-core to implement the different layout types. Files-layout-driver code is in: fs/nfs/filelayout/.. directory -Objects-layout-driver code is in: fs/nfs/objlayout/.. directory Blocks-layout-driver code is in: fs/nfs/blocklayout/.. directory Flexfiles-layout-driver code is in: fs/nfs/flexfilelayout/.. directory -objects-layout setup --------------------- - -As part of the full STD implementation the objlayoutdriver.ko needs, at times, -to automatically login to yet undiscovered iscsi/osd devices. For this the -driver makes up-calles to a user-mode script called *osd_login* - -The path_name of the script to use is by default: - /sbin/osd_login. -This name can be overridden by the Kernel module parameter: - objlayoutdriver.osd_login_prog - -If Kernel does not find the osd_login_prog path it will zero it out -and will not attempt farther logins. An admin can then write new value -to the objlayoutdriver.osd_login_prog Kernel parameter to re-enable it. - -The /sbin/osd_login is part of the nfs-utils package, and should usually -be installed on distributions that support this Kernel version. - -The API to the login script is as follows: - Usage: $0 -u <URI> -o <OSDNAME> -s <SYSTEMID> - Options: - -u target uri e.g. iscsi://<ip>:<port> - (always exists) - (More protocols can be defined in the future. - The client does not interpret this string it is - passed unchanged as received from the Server) - -o osdname of the requested target OSD - (Might be empty) - (A string which denotes the OSD name, there is a - limit of 64 chars on this string) - -s systemid of the requested target OSD - (Might be empty) - (This string, if not empty is always an hex - representation of the 20 bytes osd_system_id) - blocks-layout setup ------------------- diff --git a/fs/fuse/file.c b/fs/fuse/file.c index aa93f09ae6e6..3ee4fdc3da9e 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -2177,7 +2177,7 @@ static int fuse_setlk(struct file *file, struct file_lock *fl, int flock) } /* Unlock on close is handled by the flush method */ - if (fl->fl_flags & FL_CLOSE) + if ((fl->fl_flags & FL_CLOSE_POSIX) == FL_CLOSE_POSIX) return 0; if (pid && pid_nr == 0) diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 41e491b8e5d7..27d577dbe51a 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -69,6 +69,7 @@ struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init) if (host->h_rpcclnt == NULL && nlm_bind_host(host) == NULL) goto out_nobind; + host->h_nlmclnt_ops = nlm_init->nlmclnt_ops; return host; out_nobind: nlmclnt_release_host(host); diff --git a/fs/lockd/clntproc.c b/fs/lockd/clntproc.c index 112952037933..066ac313ae5c 100644 --- a/fs/lockd/clntproc.c +++ b/fs/lockd/clntproc.c @@ -150,17 +150,22 @@ static void nlmclnt_release_lockargs(struct nlm_rqst *req) * @host: address of a valid nlm_host context representing the NLM server * @cmd: fcntl-style file lock operation to perform * @fl: address of arguments for the lock operation + * @data: address of data to be sent to callback operations * */ -int nlmclnt_proc(struct nlm_host *host, int cmd, struct file_lock *fl) +int nlmclnt_proc(struct nlm_host *host, int cmd, struct file_lock *fl, void *data) { struct nlm_rqst *call; int status; + const struct nlmclnt_operations *nlmclnt_ops = host->h_nlmclnt_ops; call = nlm_alloc_call(host); if (call == NULL) return -ENOMEM; + if (nlmclnt_ops && nlmclnt_ops->nlmclnt_alloc_call) + nlmclnt_ops->nlmclnt_alloc_call(data); + nlmclnt_locks_init_private(fl, host); if (!fl->fl_u.nfs_fl.owner) { /* lockowner allocation has failed */ @@ -169,6 +174,7 @@ int nlmclnt_proc(struct nlm_host *host, int cmd, struct file_lock *fl) } /* Set up the argument struct */ nlmclnt_setlockargs(call, fl); + call->a_callback_data = data; if (IS_SETLK(cmd) || IS_SETLKW(cmd)) { if (fl->fl_type != F_UNLCK) { @@ -214,8 +220,12 @@ struct nlm_rqst *nlm_alloc_call(struct nlm_host *host) void nlmclnt_release_call(struct nlm_rqst *call) { + const struct nlmclnt_operations *nlmclnt_ops = call->a_host->h_nlmclnt_ops; + if (!atomic_dec_and_test(&call->a_count)) return; + if (nlmclnt_ops && nlmclnt_ops->nlmclnt_release_call) + nlmclnt_ops->nlmclnt_release_call(call->a_callback_data); nlmclnt_release_host(call->a_host); nlmclnt_release_lockargs(call); kfree(call); @@ -687,6 +697,19 @@ out: return status; } +static void nlmclnt_unlock_prepare(struct rpc_task *task, void *data) +{ + struct nlm_rqst *req = data; + const struct nlmclnt_operations *nlmclnt_ops = req->a_host->h_nlmclnt_ops; + bool defer_call = false; + + if (nlmclnt_ops && nlmclnt_ops->nlmclnt_unlock_prepare) + defer_call = nlmclnt_ops->nlmclnt_unlock_prepare(task, req->a_callback_data); + + if (!defer_call) + rpc_call_start(task); +} + static void nlmclnt_unlock_callback(struct rpc_task *task, void *data) { struct nlm_rqst *req = data; @@ -720,6 +743,7 @@ die: } static const struct rpc_call_ops nlmclnt_unlock_ops = { + .rpc_call_prepare = nlmclnt_unlock_prepare, .rpc_call_done = nlmclnt_unlock_callback, .rpc_release = nlmclnt_rpc_release, }; diff --git a/fs/locks.c b/fs/locks.c index 26811321d39b..af2031a1fcff 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -2504,7 +2504,7 @@ locks_remove_flock(struct file *filp, struct file_lock_context *flctx) .fl_owner = filp, .fl_pid = current->tgid, .fl_file = filp, - .fl_flags = FL_FLOCK, + .fl_flags = FL_FLOCK | FL_CLOSE, .fl_type = F_UNLCK, .fl_end = OFFSET_MAX, }; diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig index f31fd0dd92c6..69d02cf8cf37 100644 --- a/fs/nfs/Kconfig +++ b/fs/nfs/Kconfig @@ -123,11 +123,6 @@ config PNFS_BLOCK depends on NFS_V4_1 && BLK_DEV_DM default NFS_V4 -config PNFS_OBJLAYOUT - tristate - depends on NFS_V4_1 && SCSI_OSD_ULD - default NFS_V4 - config PNFS_FLEXFILE_LAYOUT tristate depends on NFS_V4_1 && NFS_V3 diff --git a/fs/nfs/Makefile b/fs/nfs/Makefile index 6abdda209642..98f4e5728a67 100644 --- a/fs/nfs/Makefile +++ b/fs/nfs/Makefile @@ -31,6 +31,5 @@ nfsv4-$(CONFIG_NFS_V4_1) += pnfs.o pnfs_dev.o pnfs_nfs.o nfsv4-$(CONFIG_NFS_V4_2) += nfs42proc.o obj-$(CONFIG_PNFS_FILE_LAYOUT) += filelayout/ -obj-$(CONFIG_PNFS_OBJLAYOUT) += objlayout/ obj-$(CONFIG_PNFS_BLOCK) += blocklayout/ obj-$(CONFIG_PNFS_FLEXFILE_LAYOUT) += flexfilelayout/ diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index f073a6d2c6a5..52479f180ea1 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -131,10 +131,11 @@ restart: if (!inode) continue; if (!nfs_sb_active(inode->i_sb)) { - rcu_read_lock(); + rcu_read_unlock(); spin_unlock(&clp->cl_lock); iput(inode); spin_lock(&clp->cl_lock); + rcu_read_lock(); goto restart; } return inode; @@ -170,10 +171,11 @@ restart: if (!inode) continue; if (!nfs_sb_active(inode->i_sb)) { - rcu_read_lock(); + rcu_read_unlock(); spin_unlock(&clp->cl_lock); iput(inode); spin_lock(&clp->cl_lock); + rcu_read_lock(); goto restart; } return inode; @@ -317,31 +319,18 @@ static u32 initiate_bulk_draining(struct nfs_client *clp, static u32 do_callback_layoutrecall(struct nfs_client *clp, struct cb_layoutrecallargs *args) { - u32 res; - - dprintk("%s enter, type=%i\n", __func__, args->cbl_recall_type); if (args->cbl_recall_type == RETURN_FILE) - res = initiate_file_draining(clp, args); - else - res = initiate_bulk_draining(clp, args); - dprintk("%s returning %i\n", __func__, res); - return res; - + return initiate_file_draining(clp, args); + return initiate_bulk_draining(clp, args); } __be32 nfs4_callback_layoutrecall(struct cb_layoutrecallargs *args, void *dummy, struct cb_process_state *cps) { - u32 res; - - dprintk("%s: -->\n", __func__); + u32 res = NFS4ERR_OP_NOT_IN_SESSION; if (cps->clp) res = do_callback_layoutrecall(cps->clp, args); - else - res = NFS4ERR_OP_NOT_IN_SESSION; - - dprintk("%s: exit with status = %d\n", __func__, res); return cpu_to_be32(res); } @@ -364,8 +353,6 @@ __be32 nfs4_callback_devicenotify(struct cb_devicenotifyargs *args, struct nfs_client *clp = cps->clp; struct nfs_server *server = NULL; - dprintk("%s: -->\n", __func__); - if (!clp) { res = cpu_to_be32(NFS4ERR_OP_NOT_IN_SESSION); goto out; @@ -384,8 +371,6 @@ __be32 nfs4_callback_devicenotify(struct cb_devicenotifyargs *args, goto found; } rcu_read_unlock(); - dprintk("%s: layout type %u not found\n", - __func__, dev->cbd_layout_type); continue; } @@ -395,8 +380,6 @@ __be32 nfs4_callback_devicenotify(struct cb_devicenotifyargs *args, out: kfree(args->devs); - dprintk("%s: exit with status = %u\n", - __func__, be32_to_cpu(res)); return res; } @@ -417,16 +400,11 @@ static __be32 validate_seqid(const struct nfs4_slot_table *tbl, const struct nfs4_slot *slot, const struct cb_sequenceargs * args) { - dprintk("%s enter. slotid %u seqid %u, slot table seqid: %u\n", - __func__, args->csa_slotid, args->csa_sequenceid, slot->seq_nr); - if (args->csa_slotid > tbl->server_highest_slotid) return htonl(NFS4ERR_BADSLOT); /* Replay */ if (args->csa_sequenceid == slot->seq_nr) { - dprintk("%s seqid %u is a replay\n", - __func__, args->csa_sequenceid); if (nfs4_test_locked_slot(tbl, slot->slot_nr)) return htonl(NFS4ERR_DELAY); /* Signal process_op to set this error on next op */ @@ -480,15 +458,6 @@ static bool referring_call_exists(struct nfs_client *clp, for (j = 0; j < rclist->rcl_nrefcalls; j++) { ref = &rclist->rcl_refcalls[j]; - - dprintk("%s: sessionid %x:%x:%x:%x sequenceid %u " - "slotid %u\n", __func__, - ((u32 *)&rclist->rcl_sessionid.data)[0], - ((u32 *)&rclist->rcl_sessionid.data)[1], - ((u32 *)&rclist->rcl_sessionid.data)[2], - ((u32 *)&rclist->rcl_sessionid.data)[3], - ref->rc_sequenceid, ref->rc_slotid); - status = nfs4_slot_wait_on_seqid(tbl, ref->rc_slotid, ref->rc_sequenceid, HZ >> 1) < 0; if (status) @@ -593,8 +562,6 @@ out: res->csr_status = status; trace_nfs4_cb_sequence(args, res, status); - dprintk("%s: exit with status = %d res->csr_status %d\n", __func__, - ntohl(status), ntohl(res->csr_status)); return status; } diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c index d051fc3583a9..c14758e08d73 100644 --- a/fs/nfs/callback_xdr.c +++ b/fs/nfs/callback_xdr.c @@ -171,8 +171,6 @@ static __be32 decode_compound_hdr_arg(struct xdr_stream *xdr, struct cb_compound return htonl(NFS4ERR_MINOR_VERS_MISMATCH); } hdr->nops = ntohl(*p); - dprintk("%s: minorversion %d nops %d\n", __func__, - hdr->minorversion, hdr->nops); return 0; } @@ -192,11 +190,8 @@ static __be32 decode_getattr_args(struct svc_rqst *rqstp, struct xdr_stream *xdr status = decode_fh(xdr, &args->fh); if (unlikely(status != 0)) - goto out; - status = decode_bitmap(xdr, args->bitmap); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + return status; + return decode_bitmap(xdr, args->bitmap); } static __be32 decode_recall_args(struct svc_rqst *rqstp, struct xdr_stream *xdr, struct cb_recallargs *args) @@ -206,17 +201,12 @@ static __be32 decode_recall_args(struct svc_rqst *rqstp, struct xdr_stream *xdr, status = decode_delegation_stateid(xdr, &args->stateid); if (unlikely(status != 0)) - goto out; + return status; p = read_buf(xdr, 4); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_RESOURCE); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_RESOURCE); args->truncate = ntohl(*p); - status = decode_fh(xdr, &args->fh); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + return decode_fh(xdr, &args->fh); } #if defined(CONFIG_NFS_V4_1) @@ -235,10 +225,8 @@ static __be32 decode_layoutrecall_args(struct svc_rqst *rqstp, uint32_t iomode; p = read_buf(xdr, 4 * sizeof(uint32_t)); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_BADXDR); args->cbl_layout_type = ntohl(*p++); /* Depite the spec's xdr, iomode really belongs in the FILE switch, @@ -252,37 +240,23 @@ static __be32 decode_layoutrecall_args(struct svc_rqst *rqstp, args->cbl_range.iomode = iomode; status = decode_fh(xdr, &args->cbl_fh); if (unlikely(status != 0)) - goto out; + return status; p = read_buf(xdr, 2 * sizeof(uint64_t)); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_BADXDR); p = xdr_decode_hyper(p, &args->cbl_range.offset); p = xdr_decode_hyper(p, &args->cbl_range.length); - status = decode_layout_stateid(xdr, &args->cbl_stateid); - if (unlikely(status != 0)) - goto out; + return decode_layout_stateid(xdr, &args->cbl_stateid); } else if (args->cbl_recall_type == RETURN_FSID) { p = read_buf(xdr, 2 * sizeof(uint64_t)); - if (unlikely(p == NULL)) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } + if (unlikely(p == NULL)) + return htonl(NFS4ERR_BADXDR); p = xdr_decode_hyper(p, &args->cbl_fsid.major); p = xdr_decode_hyper(p, &args->cbl_fsid.minor); - } else if (args->cbl_recall_type != RETURN_ALL) { - status = htonl(NFS4ERR_BADXDR); - goto out; - } - dprintk("%s: ltype 0x%x iomode %d changed %d recall_type %d\n", - __func__, - args->cbl_layout_type, iomode, - args->cbl_layoutchanged, args->cbl_recall_type); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + } else if (args->cbl_recall_type != RETURN_ALL) + return htonl(NFS4ERR_BADXDR); + return 0; } static @@ -437,12 +411,11 @@ static __be32 decode_cb_sequence_args(struct svc_rqst *rqstp, status = decode_sessionid(xdr, &args->csa_sessionid); if (status) - goto out; + return status; - status = htonl(NFS4ERR_RESOURCE); p = read_buf(xdr, 5 * sizeof(uint32_t)); if (unlikely(p == NULL)) - goto out; + return htonl(NFS4ERR_RESOURCE); args->csa_addr = svc_addr(rqstp); args->csa_sequenceid = ntohl(*p++); @@ -456,7 +429,7 @@ static __be32 decode_cb_sequence_args(struct svc_rqst *rqstp, sizeof(*args->csa_rclists), GFP_KERNEL); if (unlikely(args->csa_rclists == NULL)) - goto out; + return htonl(NFS4ERR_RESOURCE); for (i = 0; i < args->csa_nrclists; i++) { status = decode_rc_list(xdr, &args->csa_rclists[i]); @@ -466,27 +439,13 @@ static __be32 decode_cb_sequence_args(struct svc_rqst *rqstp, } } } - status = 0; - - dprintk("%s: sessionid %x:%x:%x:%x sequenceid %u slotid %u " - "highestslotid %u cachethis %d nrclists %u\n", - __func__, - ((u32 *)&args->csa_sessionid)[0], - ((u32 *)&args->csa_sessionid)[1], - ((u32 *)&args->csa_sessionid)[2], - ((u32 *)&args->csa_sessionid)[3], - args->csa_sequenceid, args->csa_slotid, - args->csa_highestslotid, args->csa_cachethis, - args->csa_nrclists); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + return 0; out_free: for (i = 0; i < args->csa_nrclists; i++) kfree(args->csa_rclists[i].rcl_refcalls); kfree(args->csa_rclists); - goto out; + return status; } static __be32 decode_recallany_args(struct svc_rqst *rqstp, @@ -557,11 +516,8 @@ static __be32 decode_notify_lock_args(struct svc_rqst *rqstp, struct xdr_stream status = decode_fh(xdr, &args->cbnl_fh); if (unlikely(status != 0)) - goto out; - status = decode_lockowner(xdr, args); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + return status; + return decode_lockowner(xdr, args); } #endif /* CONFIG_NFS_V4_1 */ @@ -707,7 +663,6 @@ static __be32 encode_getattr_res(struct svc_rqst *rqstp, struct xdr_stream *xdr, status = encode_attr_mtime(xdr, res->bitmap, &res->mtime); *savep = htonl((unsigned int)((char *)xdr->p - (char *)(savep+1))); out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); return status; } @@ -734,11 +689,11 @@ static __be32 encode_cb_sequence_res(struct svc_rqst *rqstp, __be32 status = res->csr_status; if (unlikely(status != 0)) - goto out; + return status; status = encode_sessionid(xdr, &res->csr_sessionid); if (status) - goto out; + return status; p = xdr_reserve_space(xdr, 4 * sizeof(uint32_t)); if (unlikely(p == NULL)) @@ -748,9 +703,7 @@ static __be32 encode_cb_sequence_res(struct svc_rqst *rqstp, *p++ = htonl(res->csr_slotid); *p++ = htonl(res->csr_highestslotid); *p++ = htonl(res->csr_target_highestslotid); -out: - dprintk("%s: exit with status = %d\n", __func__, ntohl(status)); - return status; + return 0; } static __be32 @@ -871,14 +824,10 @@ static __be32 process_op(int nop, struct svc_rqst *rqstp, long maxlen; __be32 res; - dprintk("%s: start\n", __func__); status = decode_op_hdr(xdr_in, &op_nr); if (unlikely(status)) return status; - dprintk("%s: minorversion=%d nop=%d op_nr=%u\n", - __func__, cps->minorversion, nop, op_nr); - switch (cps->minorversion) { case 0: status = preprocess_nfs4_op(op_nr, &op); @@ -917,7 +866,6 @@ encode_hdr: return res; if (op->encode_res != NULL && status == 0) status = op->encode_res(rqstp, xdr_out, resp); - dprintk("%s: done, status = %d\n", __func__, ntohl(status)); return status; } @@ -937,8 +885,6 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *r }; unsigned int nops = 0; - dprintk("%s: start\n", __func__); - xdr_init_decode(&xdr_in, &rqstp->rq_arg, rqstp->rq_arg.head[0].iov_base); p = (__be32*)((char *)rqstp->rq_res.head[0].iov_base + rqstp->rq_res.head[0].iov_len); @@ -977,7 +923,6 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *r *hdr_res.nops = htonl(nops); nfs4_cb_free_slot(&cps); nfs_put_client(cps.clp); - dprintk("%s: done, status = %u\n", __func__, ntohl(status)); return rpc_success; out_invalidcred: diff --git a/fs/nfs/client.c b/fs/nfs/client.c index 04d15a0045e3..ee5ddbd36088 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -218,6 +218,7 @@ static void nfs_cb_idr_remove_locked(struct nfs_client *clp) static void pnfs_init_server(struct nfs_server *server) { rpc_init_wait_queue(&server->roc_rpcwaitq, "pNFS ROC"); + rpc_init_wait_queue(&server->uoc_rpcwaitq, "NFS UOC"); } #else @@ -240,8 +241,6 @@ static void pnfs_init_server(struct nfs_server *server) */ void nfs_free_client(struct nfs_client *clp) { - dprintk("--> nfs_free_client(%u)\n", clp->rpc_ops->version); - nfs_fscache_release_client_cookie(clp); /* -EIO all pending I/O */ @@ -256,8 +255,6 @@ void nfs_free_client(struct nfs_client *clp) kfree(clp->cl_hostname); kfree(clp->cl_acceptor); kfree(clp); - - dprintk("<-- nfs_free_client()\n"); } EXPORT_SYMBOL_GPL(nfs_free_client); @@ -271,7 +268,6 @@ void nfs_put_client(struct nfs_client *clp) if (!clp) return; - dprintk("--> nfs_put_client({%d})\n", atomic_read(&clp->cl_count)); nn = net_generic(clp->cl_net, nfs_net_id); if (atomic_dec_and_lock(&clp->cl_count, &nn->nfs_client_lock)) { @@ -382,9 +378,6 @@ nfs_found_client(const struct nfs_client_initdata *cl_init, } smp_rmb(); - - dprintk("<-- %s found nfs_client %p for %s\n", - __func__, clp, cl_init->hostname ?: ""); return clp; } @@ -403,9 +396,6 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init) return NULL; } - dprintk("--> nfs_get_client(%s,v%u)\n", - cl_init->hostname, rpc_ops->version); - /* see if the client already exists */ do { spin_lock(&nn->nfs_client_lock); @@ -430 |