102 	struct nlm_wait *block;  in nlmclnt_prepare_block()  local
104 	block = kmalloc(sizeof(*block), GFP_KERNEL);  in nlmclnt_prepare_block()
105 	if (block != NULL) {  in nlmclnt_prepare_block()
106 		block->b_host = host;  in nlmclnt_prepare_block()
107 		block->b_lock = fl;  in nlmclnt_prepare_block()
108 		init_waitqueue_head(&block->b_wait);  in nlmclnt_prepare_block()
109 		block->b_status = nlm_lck_blocked;  in nlmclnt_prepare_block()
112 		list_add(&block->b_list, &nlm_blocked);  in nlmclnt_prepare_block()
115 	return block;  in nlmclnt_prepare_block()
118 void nlmclnt_finish_block(struct nlm_wait *block)  in nlmclnt_finish_block()  argument
120 	if (block == NULL)  in nlmclnt_finish_block()
123 	list_del(&block->b_list);  in nlmclnt_finish_block()
125 	kfree(block);  in nlmclnt_finish_block()
131 int nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout)  in nlmclnt_block()  argument
138 	if (block == NULL)  in nlmclnt_block()
149 	ret = wait_event_interruptible_timeout(block->b_wait,  in nlmclnt_block()
150 			block->b_status != nlm_lck_blocked,  in nlmclnt_block()
155 	if (block->b_status == nlm_lck_denied_grace_period)  in nlmclnt_block()
156 		block->b_status = nlm_lck_blocked;  in nlmclnt_block()
157 	req->a_res.status = block->b_status;  in nlmclnt_block()
168 	struct nlm_wait	*block;  in nlmclnt_grant()  local
176 	list_for_each_entry(block, &nlm_blocked, b_list) {  in nlmclnt_grant()
177 		struct file_lock *fl_blocked = block->b_lock;  in nlmclnt_grant()
189 		if (!rpc_cmp_addr(nlm_addr(block->b_host), addr))  in nlmclnt_grant()
196 		block->b_status = nlm_granted;  in nlmclnt_grant()
197 		wake_up(&block->b_wait);  in nlmclnt_grant()
232 	struct nlm_wait	  *block;  in reclaimer()  local
286 	list_for_each_entry(block, &nlm_blocked, b_list) {  in reclaimer()
287 		if (block->b_host == host) {  in reclaimer()
288 			block->b_status = nlm_lck_denied_grace_period;  in reclaimer()
289 			wake_up(&block->b_wait);  in reclaimer()