Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / target / iscsi / iscsi_target.c

diff --git a/kernel/drivers/target/iscsi/iscsi_target.c b/kernel/drivers/target/iscsi/iscsi_target.c
index 72204fb..bd810c1 100644 (file)
--- a/kernel/drivers/target/iscsi/iscsi_target.c
+++ b/kernel/drivers/target/iscsi/iscsi_target.c
@@ -492,7 +492,8 @@ static void iscsit_aborted_task(struct iscsi_conn *conn, struct iscsi_cmd *cmd)
        bool scsi_cmd = (cmd->iscsi_opcode == ISCSI_OP_SCSI_CMD);
 
        spin_lock_bh(&conn->cmd_lock);
-       if (!list_empty(&cmd->i_conn_node))
+       if (!list_empty(&cmd->i_conn_node) &&
+           !(cmd->se_cmd.transport_state & CMD_T_FABRIC_STOP))
                list_del_init(&cmd->i_conn_node);
        spin_unlock_bh(&conn->cmd_lock);
 
@@ -4194,6 +4195,7 @@ transport_err:
 
 static void iscsit_release_commands_from_conn(struct iscsi_conn *conn)
 {
+       LIST_HEAD(tmp_list);
        struct iscsi_cmd *cmd = NULL, *cmd_tmp = NULL;
        struct iscsi_session *sess = conn->sess;
        /*
@@ -4202,18 +4204,26 @@ static void iscsit_release_commands_from_conn(struct iscsi_conn *conn)
         * has been reset -> returned sleeping pre-handler state.
         */
        spin_lock_bh(&conn->cmd_lock);
-       list_for_each_entry_safe(cmd, cmd_tmp, &conn->conn_cmd_list, i_conn_node) {
+       list_splice_init(&conn->conn_cmd_list, &tmp_list);
 
+       list_for_each_entry(cmd, &tmp_list, i_conn_node) {
+               struct se_cmd *se_cmd = &cmd->se_cmd;
+
+               if (se_cmd->se_tfo != NULL) {
+                       spin_lock(&se_cmd->t_state_lock);
+                       se_cmd->transport_state |= CMD_T_FABRIC_STOP;
+                       spin_unlock(&se_cmd->t_state_lock);
+               }
+       }
+       spin_unlock_bh(&conn->cmd_lock);
+
+       list_for_each_entry_safe(cmd, cmd_tmp, &tmp_list, i_conn_node) {
                list_del_init(&cmd->i_conn_node);
-               spin_unlock_bh(&conn->cmd_lock);
 
                iscsit_increment_maxcmdsn(cmd, sess);
-
                iscsit_free_cmd(cmd, true);
 
-               spin_lock_bh(&conn->cmd_lock);
        }
-       spin_unlock_bh(&conn->cmd_lock);
 }
 
 static void iscsit_stop_timers_for_cmds(