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scsi: hisi_sas: remove unused variable hisi_sas_devices.running_req 

The structure element hisi_sas_devices.running_req to count how many
commands are active is in effect only ever written in the code, so remove
it.

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>
This commit is contained in:
Xiang Chen 2018-03-07 20:25:10 +08:00 committed by Martin K. Petersen
parent bb9abc4af5
commit 36996a1e6d
3 changed files with 0 additions and 13 deletions
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1
drivers/scsi/hisi_sas/hisi_sas.h
View File

@ -175,7 +175,6 @@ struct hisi_sas_device {
struct hisi_sas_dq *dq;
struct list_head list;
u64 attached_phy;
atomic64_t running_req;
enum sas_device_type dev_type;
int device_id;
int sata_idx;

9
drivers/scsi/hisi_sas/hisi_sas_main.c
View File

@ -200,8 +200,6 @@ void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
if (task) {
struct device *dev = hisi_hba->dev;
struct domain_device *device = task->dev;
struct hisi_sas_device *sas_dev = device->lldd_dev;
if (!task->lldd_task)
return;
@ -213,9 +211,6 @@ void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
dma_unmap_sg(dev, task->scatter,
task->num_scatter,
task->data_dir);
if (sas_dev)
atomic64_dec(&sas_dev->running_req);
}
if (slot->buf)
@ -431,8 +426,6 @@ static int hisi_sas_task_prep(struct sas_task *task, struct hisi_sas_dq
spin_unlock_irqrestore(&task->task_state_lock, flags);
dq->slot_prep = slot;
atomic64_inc(&sas_dev->running_req);
++(*pass);
return 0;
@ -1517,8 +1510,6 @@ hisi_sas_internal_abort_task_exec(struct hisi_hba *hisi_hba, int device_id,
dq->slot_prep = slot;
atomic64_inc(&sas_dev->running_req);
/* send abort command to the chip */
hisi_hba->hw->start_delivery(dq);
spin_unlock_irqrestore(&dq->lock, flags_dq);

3
drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
View File

@ -1407,9 +1407,6 @@ static int slot_complete_v1_hw(struct hisi_hba *hisi_hba,
}
out:
if (sas_dev)
atomic64_dec(&sas_dev->running_req);
hisi_sas_slot_task_free(hisi_hba, task, slot);
sts = ts->stat;