diff options
| author | Sasikumar Chandrasekaran <sasikumar.pc@broadcom.com> | 2017-01-10 18:20:51 -0500 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-01-10 23:15:46 -0500 |
| commit | b71b49c209facf8fec3778142ae5e45bb6ca4afc (patch) | |
| tree | 9bb73c051dbaba89099c4651ad7d4919d565ac2c /drivers/scsi/megaraid/megaraid_sas_fusion.c | |
| parent | 3e5eadb1a881bea2e3fa41f5ae7cdbfa36222d37 (diff) | |
| download | blackbird-op-linux-b71b49c209facf8fec3778142ae5e45bb6ca4afc.tar.gz blackbird-op-linux-b71b49c209facf8fec3778142ae5e45bb6ca4afc.zip | |
scsi: megaraid_sas: ldio_outstanding variable is not decremented in completion path
ldio outstanding variable needs to be decremented in io completion path for
iMR dual queue depth
Signed-off-by: Sasikumar Chandrasekaran <sasikumar.pc@broadcom.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.c')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_fusion.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 4d655e456709..705102f5b3a2 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -2580,7 +2580,6 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance, if (atomic_inc_return(&instance->fw_outstanding) > instance->host->can_queue) { - dev_err(&instance->pdev->dev, "Throttle IOs beyond Controller queue depth\n"); atomic_dec(&instance->fw_outstanding); return SCSI_MLQUEUE_HOST_BUSY; } @@ -2811,6 +2810,9 @@ complete_cmd_fusion(struct megasas_instance *instance, u32 MSIxIndex) extStatus, data_length, sense); scsi_io_req->RaidContext.raid_context.status = 0; scsi_io_req->RaidContext.raid_context.ex_status = 0; + if (instance->ldio_threshold + && megasas_cmd_type(scmd_local) == READ_WRITE_LDIO) + atomic_dec(&instance->ldio_outstanding); megasas_return_cmd_fusion(instance, cmd_fusion); scsi_dma_unmap(scmd_local); scmd_local->scsi_done(scmd_local); @@ -3959,7 +3961,8 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason) scmd_local->result = megasas_check_mpio_paths(instance, scmd_local); - if (megasas_cmd_type(scmd_local) == READ_WRITE_LDIO) + if (instance->ldio_threshold && + megasas_cmd_type(scmd_local) == READ_WRITE_LDIO) atomic_dec(&instance->ldio_outstanding); megasas_return_cmd_fusion(instance, cmd_fusion); scsi_dma_unmap(scmd_local); |
