static void onefs_cbrl_async_success(uint64_t id)
{
struct blocking_lock_record *blr;
struct onefs_cbrl_blr_state *bs;
uint16 num_locks;
DEBUG(10, ("CBRL async success!\n"));
/* Find BLR with id. Its okay not to find one (race with cancel) */
blr = onefs_cbrl_find_blr(id);
if (blr == NULL)
return;
bs = (struct onefs_cbrl_blr_state *)blr->blr_private;
SMB_ASSERT(bs);
SMB_ASSERT(bs->state == ONEFS_CBRL_ASYNC);
blr->lock_num++;
num_locks = SVAL(blr->req->vwv+7, 0);
if (blr->lock_num == num_locks)
bs->state = ONEFS_CBRL_DONE;
else
bs->state = ONEFS_CBRL_NONE;
/* Self contend our own level 2 oplock. The kernel handles
* contention of other opener's level 2 oplocks. */
contend_level2_oplocks_begin(blr->fsp,
LEVEL2_CONTEND_WINDOWS_BRL);
/* Process the queue, to try the next lock or finish up. */
process_blocking_lock_queue();
}
static void received_unlock_msg(struct messaging_context *msg,
void *private_data,
uint32_t msg_type,
struct server_id server_id,
DATA_BLOB *data)
{
DEBUG(10,("received_unlock_msg\n"));
process_blocking_lock_queue();
}
static void brl_timeout_fn(struct event_context *event_ctx,
struct timed_event *te,
struct timeval now,
void *private_data)
{
SMB_ASSERT(brl_timeout == te);
TALLOC_FREE(brl_timeout);
change_to_root_user(); /* TODO: Possibly run all timed events as
* root */
process_blocking_lock_queue();
}
static void received_unlock_msg(struct messaging_context *msg,
void *private_data,
uint32_t msg_type,
struct server_id server_id,
DATA_BLOB *data)
{
struct smbd_server_connection *sconn =
talloc_get_type_abort(private_data,
struct smbd_server_connection);
DEBUG(10,("received_unlock_msg\n"));
process_blocking_lock_queue(sconn);
}
static void received_unlock_msg(struct messaging_context *msg,
void *private_data,
uint32_t msg_type,
struct server_id server_id,
DATA_BLOB *data)
{
struct smbd_server_connection *sconn;
sconn = msg_ctx_to_sconn(msg);
if (sconn == NULL) {
DEBUG(1, ("could not find sconn\n"));
return;
}
DEBUG(10,("received_unlock_msg\n"));
process_blocking_lock_queue(sconn);
}
void brl_timeout_fn(struct tevent_context *event_ctx,
struct tevent_timer *te,
struct timeval now,
void *private_data)
{
struct smbd_server_connection *sconn = talloc_get_type_abort(
private_data, struct smbd_server_connection);
if (sconn->using_smb2) {
SMB_ASSERT(sconn->smb2.locks.brl_timeout == te);
TALLOC_FREE(sconn->smb2.locks.brl_timeout);
} else {
SMB_ASSERT(sconn->smb1.locks.brl_timeout == te);
TALLOC_FREE(sconn->smb1.locks.brl_timeout);
}
change_to_root_user(); /* TODO: Possibly run all timed events as
* root */
process_blocking_lock_queue(sconn);
}
static void onefs_cbrl_async_failure(uint64_t id)
{
struct blocking_lock_record *blr;
struct onefs_cbrl_blr_state *bs;
DEBUG(10, ("CBRL async failure!\n"));
/* Find BLR with id. Its okay not to find one (race with cancel) */
blr = onefs_cbrl_find_blr(id);
if (blr == NULL)
return;
bs = (struct onefs_cbrl_blr_state *)blr->blr_private;
SMB_ASSERT(bs);
SMB_ASSERT(bs->state == ONEFS_CBRL_ASYNC);
bs->state = ONEFS_CBRL_ERROR;
/* Process the queue. It will end up trying to retake the same lock,
* see the error in onefs_cbrl_lock_windows() and fail. */
process_blocking_lock_queue();
}