linux/drivers/scsi/cxgbi
Mike Christie 891e2639de scsi: iscsi: Stop queueing during ep_disconnect
During ep_disconnect we have been doing iscsi_suspend_tx/queue to block new
I/O but every driver except cxgbi and iscsi_tcp can still get I/O from
__iscsi_conn_send_pdu() if we haven't called iscsi_conn_failure() before
ep_disconnect. This could happen if we were terminating the session, and
the logout timed out before it was even sent to libiscsi.

Fix the issue by adding a helper which reverses the bind_conn call that
allows new I/O to be queued. Drivers implementing ep_disconnect can use this
to make sure new I/O is not queued to them when handling the disconnect.

Link: https://lore.kernel.org/r/20210525181821.7617-3-michael.christie@oracle.com
Reviewed-by: Lee Duncan <lduncan@suse.com>
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-06-02 01:28:19 -04:00
..
cxgb3i scsi: iscsi: Stop queueing during ep_disconnect 2021-06-02 01:28:19 -04:00
cxgb4i scsi: iscsi: Stop queueing during ep_disconnect 2021-06-02 01:28:19 -04:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
libcxgbi.c Merge branch '5.9/scsi-fixes' into 5.10/scsi-ufs 2020-09-15 11:36:40 -04:00
libcxgbi.h scsi: libcxgbi: Use kvzalloc instead of opencoded kzalloc/vzalloc 2020-08-20 23:34:47 -04:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00