[SCSI] qla2xxx: Consolidation of SRB processing.
Rework the structures related to SRB processing to minimize the memory
allocations per I/O and manage resources associated with and completions
from common routines.
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index be520a9..50ec272 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -874,6 +874,7 @@
scsi_qla_host_t *vha = fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = vha->req;
+ struct scsi_cmnd *cmd = GET_CMD_SP(sp);
ql_dbg(ql_dbg_mbx, vha, 0x103b, "Entered %s.\n", __func__);
@@ -896,7 +897,7 @@
mcp->mb[1] = fcport->loop_id << 8;
mcp->mb[2] = (uint16_t)handle;
mcp->mb[3] = (uint16_t)(handle >> 16);
- mcp->mb[6] = (uint16_t)sp->cmd->device->lun;
+ mcp->mb[6] = (uint16_t)cmd->device->lun;
mcp->out_mb = MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = MBX_TOV_SECONDS;