diff options
| author |   Shyam Sundar <ssundar@marvell.com> | 2020-10-21 02:27:14 -0700 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2020-10-26 18:06:45 -0400 |
| commit | 846101960fdbe312efac13ae4843410f516ff599 (patch) | |
| tree | 46a1b668a5e0634bf350df97e96b9321835068d8 /include/scsi | |
| parent | scsi: fc: Parse FPIN packets and update statistics (diff) | |
| download | linux-dev-846101960fdbe312efac13ae4843410f516ff599.tar.xz linux-dev-846101960fdbe312efac13ae4843410f516ff599.zip | |
scsi: fc: Add mechanism to update FPIN signal statistics
Under fc_host_statistics add statistics for Congestion Signals that are
delivered to the host as interrupt signals.
Link: https://lore.kernel.org/r/20201021092715.22669-5-njavali@marvell.com
Reviewed-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Shyam Sundar <ssundar@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi')
| -rw-r--r-- | include/scsi/scsi_transport_fc.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h index a636c1986e22..c759b29e46c7 100644 --- a/include/scsi/scsi_transport_fc.h +++ b/include/scsi/scsi_transport_fc.h @@ -468,6 +468,9 @@ struct fc_host_statistics { u64 fc_seq_not_found; /* seq is not found for exchange */ u64 fc_non_bls_resp; /* a non BLS response frame with a sequence responder in new exch */ + /* Host Congestion Signals */ + u64 cn_sig_warn; + u64 cn_sig_alarm; }; |