Commit 13c59906 authored by Xiang Chen's avatar Xiang Chen Committed by Martin K. Petersen

scsi: hisi_sas: decrease running_req in hisi_sas_slot_task_free()

There is an issue that hisi_sas_dev.running_req is not
decremented properly for internal abort and TMF.

To resolve, only decrease running_req in hisi_sas_slot_task_free()
Signed-off-by: default avatarXiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen's avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 0757f041
......@@ -71,6 +71,8 @@ void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
struct hisi_sas_slot *slot)
{
struct device *dev = &hisi_hba->pdev->dev;
struct domain_device *device = task->dev;
struct hisi_sas_device *sas_dev = device->lldd_dev;
if (!slot->task)
return;
......@@ -97,6 +99,8 @@ void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
slot->task = NULL;
slot->port = NULL;
hisi_sas_slot_index_free(hisi_hba, slot->idx);
if (sas_dev)
atomic64_dec(&sas_dev->running_req);
/* slot memory is fully zeroed when it is reused */
}
EXPORT_SYMBOL_GPL(hisi_sas_slot_task_free);
......@@ -141,8 +145,6 @@ static void hisi_sas_slot_abort(struct work_struct *work)
struct hisi_hba *hisi_hba = dev_to_hisi_hba(task->dev);
struct scsi_cmnd *cmnd = task->uldd_task;
struct hisi_sas_tmf_task tmf_task;
struct domain_device *device = task->dev;
struct hisi_sas_device *sas_dev = device->lldd_dev;
struct scsi_lun lun;
struct device *dev = &hisi_hba->pdev->dev;
int tag = abort_slot->idx;
......@@ -165,8 +167,6 @@ static void hisi_sas_slot_abort(struct work_struct *work)
spin_unlock_irqrestore(&hisi_hba->lock, flags);
if (task->task_done)
task->task_done(task);
if (sas_dev)
atomic64_dec(&sas_dev->running_req);
}
static int hisi_sas_task_prep(struct sas_task *task, struct hisi_hba *hisi_hba,
......
......@@ -1830,8 +1830,6 @@ slot_complete_v2_hw(struct hisi_hba *hisi_hba, struct hisi_sas_slot *slot,
}
out:
if (sas_dev)
atomic64_dec(&sas_dev->running_req);
hisi_sas_slot_task_free(hisi_hba, task, slot);
sts = ts->stat;
......
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