hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

scsi: mpt3sas: Don't abort I/Os issued to NVMe drives while processing Async Broadcast primitive event. 

Linux driver when receives Broadcast Asynchronous Event Notification (BAEN)
from the controller firmware, checks all pending I/Os at the driver level
and issues query task, abort task TMs. This is done in the driver to handle
drives which are connected with multiple initiators and undergoing target
resets. In the BAEN handling code, the I/Os issued to NVMe drives are also
handled and query task and abort task TMs are issued, which are not
necessary as there is no multi-initiator and no BAEN concept with NVMe
drives. Hence when the driver checks for pending I/Os it skips NVMe drives
at this moment.

Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Chaitra P B 2018-05-31 06:34:47 -04:00 committed by Martin K. Petersen
parent 9554c1be48
commit 999c85134d
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/scsi/mpt3sas/mpt3sas_scsih.c
View File

@ -7483,6 +7483,10 @@ _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc,
if (sas_device_priv_data->sas_target->flags &
MPT_TARGET_FLAGS_VOLUME)
continue;
/* skip PCIe devices */
if (sas_device_priv_data->sas_target->flags &
MPT_TARGET_FLAGS_PCIE_DEVICE)
continue;
handle = sas_device_priv_data->sas_target->handle;
lun = sas_device_priv_data->lun;