[PATCH 12/23] scsi: hisi_sas: free slots after hardreset

From: John Garry
Date: Wed Mar 22 2017 - 13:00:50 EST


From: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>

After hardreset, we clear up IOs of remote disks, so we
need to free those slots in LLDD.

Signed-off-by: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
Signed-off-by: John Garry <john.garry@xxxxxxxxxx>
---
drivers/scsi/hisi_sas/hisi_sas_main.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 19f2892..49cac22 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -1028,11 +1028,12 @@ static int hisi_sas_I_T_nexus_reset(struct domain_device *device)

rc = hisi_sas_debug_I_T_nexus_reset(device);

- spin_lock_irqsave(&hisi_hba->lock, flags);
- hisi_sas_release_task(hisi_hba, device);
- spin_unlock_irqrestore(&hisi_hba->lock, flags);
-
- return 0;
+ if (rc == TMF_RESP_FUNC_COMPLETE) {
+ spin_lock_irqsave(&hisi_hba->lock, flags);
+ hisi_sas_release_task(hisi_hba, device);
+ spin_unlock_irqrestore(&hisi_hba->lock, flags);
+ }
+ return rc;
}

static int hisi_sas_lu_reset(struct domain_device *device, u8 *lun)
--
1.9.1