fs/nfsd/nfs4state.c

7482 nfs4_transform_lock_offset(struct file_lock *lock)
7510 nfsd4_lm_lock_expirable(struct file_lock *cfl)
7532 nfsd4_lm_notify(struct file_lock *fl)
7566 nfs4_set_lock_denied(struct file_lock *fl, struct nfsd4_lock_denied *deny)
7849 	struct file_lock *file_lock = NULL;
7850 	struct file_lock *conflock = NULL;
7978 	file_lock = &nbl->nbl_lock;
7979 	file_lock->c.flc_type = type;
7980 	file_lock->c.flc_owner = (fl_owner_t)lockowner(nfs4_get_stateowner(&lock_sop->lo_owner));
7981 	file_lock->c.flc_pid = current->tgid;
7982 	file_lock->c.flc_file = nf->nf_file;
7983 	file_lock->c.flc_flags = flags;
7984 	file_lock->fl_lmops = &nfsd_posix_mng_ops;
7985 	file_lock->fl_start = lock->lk_offset;
7986 	file_lock->fl_end = last_byte_offset(lock->lk_offset, lock->lk_length);
7987 	nfs4_transform_lock_offset(file_lock);
8005 	err = vfs_lock_file(nf->nf_file, F_SETLK, file_lock, conflock);
8087 static __be32 nfsd_test_lock(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file_lock *lock)
8118 	struct file_lock *file_lock = NULL;
8138 	file_lock = locks_alloc_lock();
8139 	if (!file_lock) {
8148 			file_lock->c.flc_type = F_RDLCK;
8152 			file_lock->c.flc_type = F_WRLCK;
8162 		file_lock->c.flc_owner = (fl_owner_t)lo;
8163 	file_lock->c.flc_pid = current->tgid;
8164 	file_lock->c.flc_flags = FL_POSIX;
8166 	file_lock->fl_start = lockt->lt_offset;
8167 	file_lock->fl_end = last_byte_offset(lockt->lt_offset, lockt->lt_length);
8169 	nfs4_transform_lock_offset(file_lock);
8171 	status = nfsd_test_lock(rqstp, &cstate->current_fh, file_lock);
8175 	if (file_lock->c.flc_type != F_UNLCK) {
8177 		nfs4_set_lock_denied(file_lock, &lockt->lt_denied);
8182 	if (file_lock)
8183 		locks_free_lock(file_lock);
8202 	struct file_lock *file_lock = NULL;
8224 	file_lock = locks_alloc_lock();
8225 	if (!file_lock) {
8231 	file_lock->c.flc_type = F_UNLCK;
8232 	file_lock->c.flc_owner = (fl_owner_t)lockowner(nfs4_get_stateowner(stp->st_stateowner));
8233 	file_lock->c.flc_pid = current->tgid;
8234 	file_lock->c.flc_file = nf->nf_file;
8235 	file_lock->c.flc_flags = FL_POSIX;
8236 	file_lock->fl_lmops = &nfsd_posix_mng_ops;
8237 	file_lock->fl_start = locku->lu_offset;
8239 	file_lock->fl_end = last_byte_offset(locku->lu_offset,
8241 	nfs4_transform_lock_offset(file_lock);
8243 	err = vfs_lock_file(nf->nf_file, F_SETLK, file_lock, NULL);
8256 	if (file_lock)
8257 		locks_free_lock(file_lock);
8273 	struct file_lock *fl;