static struct dm_buffer *__find(struct dm_bufio_client *c, sector_t block)
{
struct dm_buffer *b;
- struct hlist_node *hn;
- hlist_for_each_entry(b, hn, &c->cache_hash[DM_BUFIO_HASH(block)],
+ hlist_for_each_entry(b, &c->cache_hash[DM_BUFIO_HASH(block)],
hash_list) {
dm_bufio_cond_resched();
if (b->block == block)
{
struct blk_plug plug;
+ BUG_ON(dm_bufio_in_request());
+
blk_start_plug(&plug);
dm_bufio_lock(c);
int dm_bufio_issue_flush(struct dm_bufio_client *c)
{
struct dm_io_request io_req = {
- .bi_rw = REQ_FLUSH,
+ .bi_rw = WRITE_FLUSH,
.mem.type = DM_IO_KMEM,
.mem.ptr.addr = NULL,
.client = c->dm_io,