iscsi: Refactor spdk_iscsi_conn_destruct() as a preparation to fix the issue

The next patch will change spdk_iscsi_conn_destruct() to fix the
Github issue #457. This patch is a preparation to that.

Change-Id: Iaf1c8a3fe8514d6bbd9f61f19f87b0bb2c27e76e
Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-on: https://review.gerrithub.io/430402
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Piotr Pelpliński <piotr.pelplinski@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Shuhei Matsumoto 2018-10-23 12:55:05 +09:00 committed by Jim Harris
parent 3f12b5fa1e
commit c18562d694

View File

@ -474,18 +474,21 @@ static void
spdk_iscsi_conn_cleanup_backend(struct spdk_iscsi_conn *conn)
{
int rc;
struct spdk_iscsi_tgt_node *target;
if (conn->sess->connections > 1) {
/* connection specific cleanup */
} else if (!g_spdk_iscsi.AllowDuplicateIsid) {
/* clean up all tasks to all LUNs for session */
rc = spdk_iscsi_tgt_node_cleanup_luns(conn,
conn->sess->target);
target = conn->sess->target;
if (target != NULL) {
rc = spdk_iscsi_tgt_node_cleanup_luns(conn, target);
if (rc < 0) {
SPDK_ERRLOG("target abort failed\n");
}
}
}
}
static void
_spdk_iscsi_conn_free(struct spdk_iscsi_conn *conn)
@ -517,17 +520,13 @@ _spdk_iscsi_conn_check_shutdown(void *arg)
void
spdk_iscsi_conn_destruct(struct spdk_iscsi_conn *conn)
{
struct spdk_iscsi_tgt_node *target;
int rc;
conn->state = ISCSI_CONN_STATE_EXITED;
if (conn->sess != NULL && conn->pending_task_cnt > 0) {
target = conn->sess->target;
if (target != NULL) {
spdk_iscsi_conn_cleanup_backend(conn);
}
}
spdk_clear_all_transfer_task(conn, NULL);
spdk_iscsi_poll_group_remove_conn_sock(conn);