extern int
_dm_flush_map (const char * mapname, int need_sync, int deferred_remove)
{
int r;
if (!dm_is_mpath(mapname))
return 0; /* nothing to do */
/* If you aren't doing a deferred remove, make sure that no
* devices are in use */
if (!do_deferred(deferred_remove) && partmap_in_use(mapname, NULL))
return 1;
if (dm_remove_partmaps(mapname, need_sync, deferred_remove))
return 1;
if (!do_deferred(deferred_remove) && dm_get_opencount(mapname)) {
condlog(2, "%s: map in use", mapname);
return 1;
}
r = dm_device_remove(mapname, need_sync, deferred_remove);
if (r) {
if (do_deferred(deferred_remove) && dm_map_present(mapname)) {
condlog(4, "multipath map %s remove deferred",
mapname);
return 2;
}
condlog(4, "multipath map %s removed", mapname);
return 0;
}
return 1;
}
int dm_device_remove_all(uint64_t *dev)
{
struct bl_dm_tree *p;
struct dm_tree_node *node;
const char *uuid;
int ret = 0;
uint32_t major, minor;
uint64_t bl_dev;
memcpy(&major, dev, sizeof(uint32_t));
memcpy(&minor, (void *)dev + sizeof(uint32_t), sizeof(uint32_t));
bl_dev = MKDEV(major, minor);
p = find_bl_dm_tree(bl_dev);
if (!p)
return ret;
node = dm_tree_find_node(p->tree, MAJOR(bl_dev), MINOR(bl_dev));
if (!node)
return ret;
uuid = dm_tree_node_get_uuid(node);
if (!uuid)
return ret;
dm_device_remove(bl_dev);
ret = dm_tree_deactivate_children(node, uuid, strlen(uuid));
dm_task_update_nodes();
bl_dm_remove_tree(bl_dev);
return ret;
}
static int
remove_partmap(const char *name, void *data)
{
struct remove_data *rd = (struct remove_data *)data;
if (dm_get_opencount(name)) {
dm_remove_partmaps(name, rd->need_sync, rd->deferred_remove);
if (!do_deferred(rd->deferred_remove) &&
dm_get_opencount(name)) {
condlog(2, "%s: map in use", name);
return 1;
}
}
condlog(4, "partition map %s removed", name);
dm_device_remove(name, rd->need_sync, rd->deferred_remove);
return 0;
}
