diff options
| author | Xiang Chen <chenxiang66@hisilicon.com> | 2022-07-15 02:23:20 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-07-18 23:04:12 -0400 |
| commit | f0902095a773aa0c312c7e021406f2ef8b00db39 (patch) | |
| tree | 92e60ad80c6d0ac27030e1ea14861d3f3daa309e /drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | |
| parent | bc22f9c06c25d3f450ad6ca93952e6a5c4a2fb8c (diff) | |
scsi: hisi_sas: Relocate DMA unmap of SMP task
Currently SMP tasks are DMA unmapped only when cq of SMP I/O is returned
normally. If the cq of SMP I/O is returned with exception actually SMP TAS
is never unmapped. Relocate DMA unmap of SMP task to fix the issue.
Link: https://lore.kernel.org/r/1657823002-139010-4-git-send-email-john.garry@huawei.com
Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/hisi_sas/hisi_sas_v2_hw.c')
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index 18297ab5a32b..70e401fd432a 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -2428,8 +2428,6 @@ static void slot_complete_v2_hw(struct hisi_hba *hisi_hba, ts->stat = SAS_SAM_STAT_GOOD; - dma_unmap_sg(dev, &task->smp_task.smp_req, 1, - DMA_TO_DEVICE); memcpy(to + sg_resp->offset, hisi_sas_status_buf_addr_mem(slot) + sizeof(struct hisi_sas_err_record), |