scsi: ibmvfc: Use correlation token to tag commands
authorTyrel Datwyler <tyreld@linux.ibm.com>
Tue, 17 Nov 2020 18:50:31 +0000 (12:50 -0600)
committerMartin K. Petersen <martin.petersen@oracle.com>
Fri, 20 Nov 2020 03:04:13 +0000 (22:04 -0500)
commit2aa0102c6688306548d81a958a6293936904ca75
tree34105175f06b71a977ccde36f17acd6a813d7b07
parent4e0716199ab656815c14de41740b658bb918e85e
scsi: ibmvfc: Use correlation token to tag commands

The vfcFrame correlation field is a 64bit handle that is intended to trace
I/O operations through both the client stack and VIOS stack when the
underlying physical FC adapter supports tagging.

Tag vfcFrames with the associated ibmvfc_event pointer handle.

Link: https://lore.kernel.org/r/20201117185031.129939-3-tyreld@linux.ibm.com
Signed-off-by: Tyrel Datwyler <tyreld@linux.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/ibmvscsi/ibmvfc.c