| From 75554b68ac1e018bca00d68a430b92ada8ab52dd Mon Sep 17 00:00:00 2001 |
| From: Arun Easi <arun.easi@qlogic.com> |
| Date: Thu, 25 Sep 2014 06:14:45 -0400 |
| Subject: qla2xxx: Use correct offset to req-q-out for reserve calculation |
| |
| From: Arun Easi <arun.easi@qlogic.com> |
| |
| commit 75554b68ac1e018bca00d68a430b92ada8ab52dd upstream. |
| |
| Signed-off-by: Arun Easi <arun.easi@qlogic.com> |
| Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> |
| Signed-off-by: Christoph Hellwig <hch@lst.de> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| |
| --- |
| drivers/scsi/qla2xxx/qla_target.c | 4 +--- |
| 1 file changed, 1 insertion(+), 3 deletions(-) |
| |
| --- a/drivers/scsi/qla2xxx/qla_target.c |
| +++ b/drivers/scsi/qla2xxx/qla_target.c |
| @@ -1431,12 +1431,10 @@ static inline void qlt_unmap_sg(struct s |
| static int qlt_check_reserve_free_req(struct scsi_qla_host *vha, |
| uint32_t req_cnt) |
| { |
| - struct qla_hw_data *ha = vha->hw; |
| - device_reg_t __iomem *reg = ha->iobase; |
| uint32_t cnt; |
| |
| if (vha->req->cnt < (req_cnt + 2)) { |
| - cnt = (uint16_t)RD_REG_DWORD(®->isp24.req_q_out); |
| + cnt = (uint16_t)RD_REG_DWORD(vha->req->req_q_out); |
| |
| ql_dbg(ql_dbg_tgt, vha, 0xe00a, |
| "Request ring circled: cnt=%d, vha->->ring_index=%d, " |