Ziye Yang fbb59ae25a iscsi: fix the recursive calling issue.
After I review the function iscsi_conn_flush_pdus_internal,
I think that it may cause recursive function call issue. One of
the recursive calls in iscsi_conn_flush_pdus_internal
is:

spdk_iscsi_conn_free_pdu
spdk_iscsi_conn_handle_queued_datain_tasks
...
spdk_iscsi_task_cpl(&task->scsi);
...
process_read_task_completion
spdk_iscsi_task_response
iscsi_transfer_in
iscsi_send_datain
spdk_iscsi_conn_write_pdu
iscsi_conn_flush_pdus
iscsi_conn_flush_pdus_internal

So we have to create another list to solve this recursive issue
in the while loop. And we face the the similar issue in
NVMe/TCP before. With this patch, we can fix issues caused by
recursive calls.

Fixes #issue 1023

Signed-off-by: Ziye Yang <ziye.yang@intel.com>
Change-Id: I7150b962bfb30e74f53ba1a2a826fb78c73d8ea6
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/472999
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-11-06 14:48:46 +00:00
..
2019-09-26 16:15:11 +00:00
2019-09-24 17:03:36 +00:00
2019-11-06 14:47:39 +00:00