2 * This file contains all the stubs needed when communicating with lockd.
3 * This level of indirection is necessary so we can run nfsd+lockd without
4 * requiring the nfs client to be compiled in/loaded, and vice versa.
6 * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
9 #include <linux/file.h>
10 #include <linux/lockd/bind.h>
14 #define NFSDDBG_FACILITY NFSDDBG_LOCKD
16 #ifdef CONFIG_LOCKD_V4
17 #define nlm_stale_fh nlm4_stale_fh
18 #define nlm_failed nlm4_failed
20 #define nlm_stale_fh nlm_lck_denied_nolocks
21 #define nlm_failed nlm_lck_denied_nolocks
24 * Note: we hold the dentry use count while the file is open.
27 nlm_fopen(struct svc_rqst *rqstp, struct nfs_fh *f, struct file **filp)
32 /* must initialize before using! but maxsize doesn't matter */
34 fh.fh_handle.fh_size = f->size;
35 memcpy((char*)&fh.fh_handle.fh_base, f->data, f->size);
38 nfserr = nfsd_open(rqstp, &fh, S_IFREG, NFSD_MAY_LOCK, filp);
40 /* We return nlm error codes as nlm doesn't know
41 * about nfsd, but nfsd does know about nlm..
47 return nlm_drop_reply;
56 nlm_fclose(struct file *filp)
61 static struct nlmsvc_binding nfsd_nlm_ops = {
62 .fopen = nlm_fopen, /* open file for locking */
63 .fclose = nlm_fclose, /* close file */
69 dprintk("nfsd: initializing lockd\n");
70 nlmsvc_ops = &nfsd_nlm_ops;
74 nfsd_lockd_shutdown(void)