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-rw-r--r--drivers/scsi/hisi_sas/hisi_sas.h3
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas_main.c25
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas_v1_hw.c2
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas_v2_hw.c2
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas_v3_hw.c4
5 files changed, 23 insertions, 13 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index 3a5fc3658d3a..c37ca6f2d9f3 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -656,7 +656,8 @@ extern void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy,
extern void hisi_sas_phy_bcast(struct hisi_sas_phy *phy);
extern void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba,
struct sas_task *task,
- struct hisi_sas_slot *slot);
+ struct hisi_sas_slot *slot,
+ bool need_lock);
extern void hisi_sas_init_mem(struct hisi_hba *hisi_hba);
extern void hisi_sas_rst_work_handler(struct work_struct *work);
extern void hisi_sas_sync_rst_work_handler(struct work_struct *work);
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 325d6d6a21c3..d2e949799d96 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -205,7 +205,7 @@ static int hisi_sas_slot_index_alloc(struct hisi_hba *hisi_hba,
}
void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
- struct hisi_sas_slot *slot)
+ struct hisi_sas_slot *slot, bool need_lock)
{
int device_id = slot->device_id;
struct hisi_sas_device *sas_dev = &hisi_hba->devices[device_id];
@@ -239,9 +239,13 @@ void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba, struct sas_task *task,
}
}
- spin_lock(&sas_dev->lock);
- list_del_init(&slot->entry);
- spin_unlock(&sas_dev->lock);
+ if (need_lock) {
+ spin_lock(&sas_dev->lock);
+ list_del_init(&slot->entry);
+ spin_unlock(&sas_dev->lock);
+ } else {
+ list_del_init(&slot->entry);
+ }
memset(slot, 0, offsetof(struct hisi_sas_slot, buf));
@@ -1081,7 +1085,7 @@ static void hisi_sas_port_notify_formed(struct asd_sas_phy *sas_phy)
}
static void hisi_sas_do_release_task(struct hisi_hba *hisi_hba, struct sas_task *task,
- struct hisi_sas_slot *slot)
+ struct hisi_sas_slot *slot, bool need_lock)
{
if (task) {
unsigned long flags;
@@ -1098,7 +1102,7 @@ static void hisi_sas_do_release_task(struct hisi_hba *hisi_hba, struct sas_task
spin_unlock_irqrestore(&task->task_state_lock, flags);
}
- hisi_sas_slot_task_free(hisi_hba, task, slot);
+ hisi_sas_slot_task_free(hisi_hba, task, slot, need_lock);
}
static void hisi_sas_release_task(struct hisi_hba *hisi_hba,
@@ -1107,8 +1111,11 @@ static void hisi_sas_release_task(struct hisi_hba *hisi_hba,
struct hisi_sas_slot *slot, *slot2;
struct hisi_sas_device *sas_dev = device->lldd_dev;
+ spin_lock(&sas_dev->lock);
list_for_each_entry_safe(slot, slot2, &sas_dev->list, entry)
- hisi_sas_do_release_task(hisi_hba, slot->task, slot);
+ hisi_sas_do_release_task(hisi_hba, slot->task, slot, false);
+
+ spin_unlock(&sas_dev->lock);
}
void hisi_sas_release_tasks(struct hisi_hba *hisi_hba)
@@ -1634,7 +1641,7 @@ static int hisi_sas_abort_task(struct sas_task *task)
*/
if (rc == TMF_RESP_FUNC_COMPLETE && rc2 != TMF_RESP_FUNC_SUCC) {
if (task->lldd_task)
- hisi_sas_do_release_task(hisi_hba, task, slot);
+ hisi_sas_do_release_task(hisi_hba, task, slot, true);
}
} else if (task->task_proto & SAS_PROTOCOL_SATA ||
task->task_proto & SAS_PROTOCOL_STP) {
@@ -1654,7 +1661,7 @@ static int hisi_sas_abort_task(struct sas_task *task)
*/
if ((sas_dev->dev_status == HISI_SAS_DEV_NCQ_ERR) &&
qc && qc->scsicmd) {
- hisi_sas_do_release_task(hisi_hba, task, slot);
+ hisi_sas_do_release_task(hisi_hba, task, slot, true);
rc = TMF_RESP_FUNC_COMPLETE;
} else {
rc = hisi_sas_softreset_ata_disk(device);
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
index d643c5a49aa9..7ea366599699 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
@@ -1306,7 +1306,7 @@ static void slot_complete_v1_hw(struct hisi_hba *hisi_hba,
}
out:
- hisi_sas_slot_task_free(hisi_hba, task, slot);
+ hisi_sas_slot_task_free(hisi_hba, task, slot, true);
if (task->task_done)
task->task_done(task);
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
index cded42f4ca44..ef896ef43970 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
@@ -2462,7 +2462,7 @@ out:
}
task->task_state_flags |= SAS_TASK_STATE_DONE;
spin_unlock_irqrestore(&task->task_state_lock, flags);
- hisi_sas_slot_task_free(hisi_hba, task, slot);
+ hisi_sas_slot_task_free(hisi_hba, task, slot, true);
if (!is_internal && (task->task_proto != SAS_PROTOCOL_SMP)) {
spin_lock_irqsave(&device->done_lock, flags);
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 8d0e2dd6207a..0bd732a52c6f 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -888,6 +888,7 @@ static void dereg_device_v3_hw(struct hisi_hba *hisi_hba,
cfg_abt_set_query_iptt = hisi_sas_read32(hisi_hba,
CFG_ABT_SET_QUERY_IPTT);
+ spin_lock(&sas_dev->lock);
list_for_each_entry_safe(slot, slot2, &sas_dev->list, entry) {
cfg_abt_set_query_iptt &= ~CFG_SET_ABORTED_IPTT_MSK;
cfg_abt_set_query_iptt |= (1 << CFG_SET_ABORTED_EN_OFF) |
@@ -895,6 +896,7 @@ static void dereg_device_v3_hw(struct hisi_hba *hisi_hba,
hisi_sas_write32(hisi_hba, CFG_ABT_SET_QUERY_IPTT,
cfg_abt_set_query_iptt);
}
+ spin_unlock(&sas_dev->lock);
cfg_abt_set_query_iptt &= ~(1 << CFG_SET_ABORTED_EN_OFF);
hisi_sas_write32(hisi_hba, CFG_ABT_SET_QUERY_IPTT,
cfg_abt_set_query_iptt);
@@ -2379,7 +2381,7 @@ out:
}
task->task_state_flags |= SAS_TASK_STATE_DONE;
spin_unlock_irqrestore(&task->task_state_lock, flags);
- hisi_sas_slot_task_free(hisi_hba, task, slot);
+ hisi_sas_slot_task_free(hisi_hba, task, slot, true);
if (!is_internal && (task->task_proto != SAS_PROTOCOL_SMP)) {
spin_lock_irqsave(&device->done_lock, flags);
generated by cgit v1.2.3 (git 2.39.0) at 2024-10-14 19:39:47 +0300