61 	struct dlm_ls *ls = rsb->res_ls;  in dlm_may_skip_callback()  local
73 				log_debug(ls, "skip %x bast mode %d for cast mode %d",  in dlm_may_skip_callback()
92 				log_debug(ls, "skip %x add bast mode %d for bast mode %d",  in dlm_may_skip_callback()
126 	struct dlm_ls *ls = rsb->res_ls;  in dlm_get_cb()  local
134 	(*cb)->ls_id = ls->ls_global_id;  in dlm_get_cb()
169 	struct dlm_ls *ls = rsb->res_ls;  in dlm_add_cb()  local
181 	spin_lock_bh(&ls->ls_cb_lock);  in dlm_add_cb()
182 	if (test_bit(LSFL_CB_DELAY, &ls->ls_flags)) {  in dlm_add_cb()
185 			list_add(&cb->list, &ls->ls_cb_delay);  in dlm_add_cb()
187 		if (test_bit(LSFL_SOFTIRQ, &ls->ls_flags)) {  in dlm_add_cb()
188 			dlm_run_callback(ls->ls_global_id, lkb->lkb_id, mode, flags,  in dlm_add_cb()
196 				queue_work(ls->ls_callback_wq, &cb->work);  in dlm_add_cb()
199 	spin_unlock_bh(&ls->ls_cb_lock);  in dlm_add_cb()
202 int dlm_callback_start(struct dlm_ls *ls)  in dlm_callback_start()  argument
204 	if (!test_bit(LSFL_FS, &ls->ls_flags) ||  in dlm_callback_start()
205 	    test_bit(LSFL_SOFTIRQ, &ls->ls_flags))  in dlm_callback_start()
208 	ls->ls_callback_wq = alloc_ordered_workqueue("dlm_callback",  in dlm_callback_start()
210 	if (!ls->ls_callback_wq) {  in dlm_callback_start()
217 void dlm_callback_stop(struct dlm_ls *ls)  in dlm_callback_stop()  argument
219 	if (ls->ls_callback_wq)  in dlm_callback_stop()
220 		destroy_workqueue(ls->ls_callback_wq);  in dlm_callback_stop()
223 void dlm_callback_suspend(struct dlm_ls *ls)  in dlm_callback_suspend()  argument
225 	if (!test_bit(LSFL_FS, &ls->ls_flags))  in dlm_callback_suspend()
228 	spin_lock_bh(&ls->ls_cb_lock);  in dlm_callback_suspend()
229 	set_bit(LSFL_CB_DELAY, &ls->ls_flags);  in dlm_callback_suspend()
230 	spin_unlock_bh(&ls->ls_cb_lock);  in dlm_callback_suspend()
232 	if (ls->ls_callback_wq)  in dlm_callback_suspend()
233 		flush_workqueue(ls->ls_callback_wq);  in dlm_callback_suspend()
238 void dlm_callback_resume(struct dlm_ls *ls)  in dlm_callback_resume()  argument
244 	if (!test_bit(LSFL_FS, &ls->ls_flags))  in dlm_callback_resume()
248 	spin_lock_bh(&ls->ls_cb_lock);  in dlm_callback_resume()
249 	list_for_each_entry_safe(cb, safe, &ls->ls_cb_delay, list) {  in dlm_callback_resume()
251 		if (test_bit(LSFL_SOFTIRQ, &ls->ls_flags))  in dlm_callback_resume()
254 			queue_work(ls->ls_callback_wq, &cb->work);  in dlm_callback_resume()
260 	empty = list_empty(&ls->ls_cb_delay);  in dlm_callback_resume()
262 		clear_bit(LSFL_CB_DELAY, &ls->ls_flags);  in dlm_callback_resume()
263 	spin_unlock_bh(&ls->ls_cb_lock);  in dlm_callback_resume()
273 		log_rinfo(ls, "%s %d", __func__, sum);  in dlm_callback_resume()