/*
 * Initialize arguments for TEST/LOCK/UNLOCK/CANCEL calls
 */
static inline void
nlmclnt_setlockargs(struct nlm_rqst *req, struct file_lock *fl)
{
	struct nlm_args	*argp = &req->a_args;
	struct nlm_lock	*lock = &argp->lock;

	nlmclnt_next_cookie(&argp->cookie);
	argp->state   = nsm_local_state;
	memcpy(&lock->fh, NFS_FH(fl->fl_file->f_dentry->d_inode), sizeof(struct nfs_fh));
	lock->caller  = system_utsname.nodename;
	lock->oh.data = req->a_owner;
	lock->oh.len  = sprintf(req->a_owner, "%d@%s",
				current->pid, system_utsname.nodename);
	locks_copy_lock(&lock->fl, fl);
}
Exemplo n.º 2
0
/*
 * Initialize arguments for TEST/LOCK/UNLOCK/CANCEL calls
 */
static inline void
nlmclnt_setlockargs(struct nlm_rqst *req, struct file_lock *fl)
{
	struct nlm_args	*argp = &req->a_args;
	struct nlm_lock	*lock = &argp->lock;

	memset(argp, 0, sizeof(*argp));
	nlmclnt_next_cookie(&argp->cookie);
	argp->state   = nsm_local_state;
	lock->fh      = *NFS_FH(fl->fl_file->f_dentry);
	lock->caller  = system_utsname.nodename;
	lock->oh.data = req->a_owner;
	lock->oh.len  = sprintf(req->a_owner, "%d@%s",
				current->pid, system_utsname.nodename);
	lock->fl      = *fl;
}
Exemplo n.º 3
0
/*
 * Initialize arguments for GRANTED call. The nlm_rqst structure
 * has been cleared already.
 */
int
nlmclnt_setgrantargs(struct nlm_rqst *call, struct nlm_lock *lock)
{
	nlmclnt_next_cookie(&call->a_args.cookie);
	call->a_args.lock    = *lock;
	call->a_args.lock.caller = system_utsname.nodename;

	/* set default data area */
	call->a_args.lock.oh.data = call->a_owner;

	if (lock->oh.len > NLMCLNT_OHSIZE) {
		void *data = kmalloc(lock->oh.len, GFP_KERNEL);
		if (!data)
			return 0;
		call->a_args.lock.oh.data = (u8 *) data;
	}

	memcpy(call->a_args.lock.oh.data, lock->oh.data, lock->oh.len);
	return 1;
}