94 	struct dlm_lock_resource *res;  in sync_ast()  local
96 	res = arg;  in sync_ast()
97 	complete(&res->completion);  in sync_ast()
100 static int dlm_lock_sync(struct dlm_lock_resource *res, int mode)  in dlm_lock_sync()  argument
104 	ret = dlm_lock(res->ls, mode, &res->lksb,  in dlm_lock_sync()
105 			res->flags, res->name, strlen(res->name),  in dlm_lock_sync()
106 			0, sync_ast, res, res->bast);  in dlm_lock_sync()
109 	wait_for_completion(&res->completion);  in dlm_lock_sync()
110 	if (res->lksb.sb_status == 0)  in dlm_lock_sync()
111 		res->mode = mode;  in dlm_lock_sync()
112 	return res->lksb.sb_status;  in dlm_lock_sync()
115 static int dlm_unlock_sync(struct dlm_lock_resource *res)  in dlm_unlock_sync()  argument
117 	return dlm_lock_sync(res, DLM_LOCK_NL);  in dlm_unlock_sync()
123 	struct dlm_lock_resource *res = NULL;  in lockres_init()  local
127 	res = kzalloc(sizeof(struct dlm_lock_resource), GFP_KERNEL);  in lockres_init()
128 	if (!res)  in lockres_init()
130 	init_completion(&res->completion);  in lockres_init()
131 	res->ls = cinfo->lockspace;  in lockres_init()
132 	res->mddev = mddev;  in lockres_init()
133 	res->mode = DLM_LOCK_IV;  in lockres_init()
135 	res->name = kzalloc(namelen + 1, GFP_KERNEL);  in lockres_init()
136 	if (!res->name) {  in lockres_init()
140 	strlcpy(res->name, name, namelen + 1);  in lockres_init()
142 		res->lksb.sb_lvbptr = kzalloc(LVB_SIZE, GFP_KERNEL);  in lockres_init()
143 		if (!res->lksb.sb_lvbptr) {  in lockres_init()
147 		res->flags = DLM_LKF_VALBLK;  in lockres_init()
151 		res->bast = bastfn;  in lockres_init()
153 	res->flags |= DLM_LKF_EXPEDITE;  in lockres_init()
155 	ret = dlm_lock_sync(res, DLM_LOCK_NL);  in lockres_init()
160 	res->flags &= ~DLM_LKF_EXPEDITE;  in lockres_init()
161 	res->flags |= DLM_LKF_CONVERT;  in lockres_init()
163 	return res;  in lockres_init()
165 	kfree(res->lksb.sb_lvbptr);  in lockres_init()
166 	kfree(res->name);  in lockres_init()
167 	kfree(res);  in lockres_init()
171 static void lockres_free(struct dlm_lock_resource *res)  in lockres_free()  argument
175 	if (!res)  in lockres_free()
179 	res->flags |= DLM_LKF_CANCEL;  in lockres_free()
181 	ret = dlm_unlock(res->ls, res->lksb.sb_lkid, 0, &res->lksb, res);  in lockres_free()
183 		pr_info("%s: failed to unlock %s return %d\n", __func__, res->name, ret);  in lockres_free()
190 	res->flags &= ~DLM_LKF_CANCEL;  in lockres_free()
191 	wait_for_completion(&res->completion);  in lockres_free()
193 	kfree(res->name);  in lockres_free()
194 	kfree(res->lksb.sb_lvbptr);  in lockres_free()
195 	kfree(res);  in lockres_free()
352 	struct dlm_lock_resource *res = arg;  in ack_bast()  local
353 	struct md_cluster_info *cinfo = res->mddev->cluster_info;  in ack_bast()