56           dm_pdev_t *dmp;  in dm_pdev_lookup_name()  local
60           TAILQ_FOREACH(dmp, &dm_pdev_list, next_pdev) {  in dm_pdev_lookup_name()
61                     if (strcmp(dm_pdev_name, dmp->name) == 0)  in dm_pdev_lookup_name()
62                               return dmp;  in dm_pdev_lookup_name()
122           dm_pdev_t *dmp;  in dm_pdev_insert()  local
129           dmp = dm_pdev_lookup_name(dev_name);  in dm_pdev_insert()
131           if (dmp != NULL) {  in dm_pdev_insert()
132                     dmp->ref_cnt++;  in dm_pdev_insert()
135                     return dmp;  in dm_pdev_insert()
138           if ((dmp = dm_pdev_alloc(dev_name)) == NULL) {  in dm_pdev_insert()
143           error = dm_dk_lookup(dev_name, &dmp->pdev_vnode);  in dm_pdev_insert()
147                     dm_pdev_free(dmp);  in dm_pdev_insert()
151           dmp->ref_cnt = 1;  in dm_pdev_insert()
153           if (dm_pdev_get_vattr(dmp, &va) == -1) {  in dm_pdev_insert()
155                     dm_pdev_free(dmp);  in dm_pdev_insert()
159           ksnprintf(dmp->udev_name, sizeof(dmp->udev_name),  in dm_pdev_insert()
161           dmp->udev = dm_pdev_get_udev(dmp);  in dm_pdev_insert()
167           bzero(&dmp->pdev_pinfo, sizeof(dmp->pdev_pinfo));  in dm_pdev_insert()
168           error = dev_dioctl(dmp->pdev_vnode->v_rdev, DIOCGPART,  in dm_pdev_insert()
169               (void *)&dmp->pdev_pinfo, 0, proc0.p_ucred, NULL, NULL);  in dm_pdev_insert()
171                     struct partinfo *dpart = &dmp->pdev_pinfo;  in dm_pdev_insert()
181           TAILQ_INSERT_TAIL(&dm_pdev_list, dmp, next_pdev);  in dm_pdev_insert()
185                     dmp->name, dmp->udev_name, (uintmax_t)dmp->udev);  in dm_pdev_insert()
187           return dmp;  in dm_pdev_insert()
197           dm_pdev_t *dmp;  in dm_pdev_alloc()  local
199           dmp = kmalloc(sizeof(*dmp), M_DM, M_WAITOK | M_ZERO);  in dm_pdev_alloc()
200           if (dmp == NULL)  in dm_pdev_alloc()
204                     strlcpy(dmp->name, name, DM_MAX_DEV_NAME);  in dm_pdev_alloc()
206           return dmp;  in dm_pdev_alloc()
213 dm_pdev_free(dm_pdev_t *dmp)  in dm_pdev_free()  argument
217           KKASSERT(dmp != NULL);  in dm_pdev_free()
219           if (dmp->pdev_vnode != NULL) {  in dm_pdev_free()
220                     err = vn_close(dmp->pdev_vnode, FREAD | FWRITE, NULL);  in dm_pdev_free()
222                               kfree(dmp, M_DM);  in dm_pdev_free()
226           kfree(dmp, M_DM);  in dm_pdev_free()
242 dm_pdev_decr(dm_pdev_t *dmp)  in dm_pdev_decr()  argument
244           KKASSERT(dmp != NULL);  in dm_pdev_decr()
251           if (--dmp->ref_cnt == 0) {  in dm_pdev_decr()
252                     TAILQ_REMOVE(&dm_pdev_list, dmp, next_pdev);  in dm_pdev_decr()
254                     dm_pdev_free(dmp);  in dm_pdev_decr()
262 dm_pdev_get_udev(dm_pdev_t *dmp)  in dm_pdev_get_udev()  argument
267           if (dmp->pdev_vnode == NULL)  in dm_pdev_get_udev()
270           ret = dm_pdev_get_vattr(dmp, &va);  in dm_pdev_get_udev()
280 dm_pdev_get_vattr(dm_pdev_t *dmp, struct vattr *vap)  in dm_pdev_get_vattr()  argument
284           if (dmp->pdev_vnode == NULL)  in dm_pdev_get_vattr()
288           ret = VOP_GETATTR(dmp->pdev_vnode, vap);  in dm_pdev_get_vattr()
313           dm_pdev_t *dmp;  in dm_pdev_uninit()  local
317           while ((dmp = TAILQ_FIRST(&dm_pdev_list)) != NULL) {  in dm_pdev_uninit()
318                     TAILQ_REMOVE(&dm_pdev_list, dmp, next_pdev);  in dm_pdev_uninit()
319                     dm_pdev_free(dmp);  in dm_pdev_uninit()