@@ -1262,7 +1262,6 @@ static irqreturn_t
megaraid_isr_iomapped(int irq, void *devp)
{
adapter_t *adapter = devp;
- unsigned long flags;
u8 status;
u8 nstatus;
u8 completed[MAX_FIRMWARE_STATUS];
@@ -1273,7 +1272,7 @@ megaraid_isr_iomapped(int irq, void *devp)
/*
* loop till F/W has more commands for us to complete.
*/
- spin_lock_irqsave(&adapter->lock, flags);
+ spin_lock(&adapter->lock);
do {
/* Check if a valid interrupt is pending */
@@ -1319,7 +1318,7 @@ megaraid_isr_iomapped(int irq, void *devp)
out_unlock:
- spin_unlock_irqrestore(&adapter->lock, flags);
+ spin_unlock(&adapter->lock);
return IRQ_RETVAL(handled);
}
@@ -1338,7 +1337,6 @@ static irqreturn_t
megaraid_isr_memmapped(int irq, void *devp)
{
adapter_t *adapter = devp;
- unsigned long flags;
u8 status;
u32 dword = 0;
u8 nstatus;
@@ -1349,7 +1347,7 @@ megaraid_isr_memmapped(int irq, void *devp)
/*
* loop till F/W has more commands for us to complete.
*/
- spin_lock_irqsave(&adapter->lock, flags);
+ spin_lock(&adapter->lock);
do {
/* Check if a valid interrupt is pending */
@@ -1399,7 +1397,7 @@ megaraid_isr_memmapped(int irq, void *devp)
out_unlock:
- spin_unlock_irqrestore(&adapter->lock, flags);
+ spin_unlock(&adapter->lock);
return IRQ_RETVAL(handled);
}
@@ -3996,15 +3996,14 @@ static irqreturn_t megasas_isr(int irq, void *devp)
{
struct megasas_irq_context *irq_context = devp;
struct megasas_instance *instance = irq_context->instance;
- unsigned long flags;
irqreturn_t rc;
if (atomic_read(&instance->fw_reset_no_pci_access))
return IRQ_HANDLED;
- spin_lock_irqsave(&instance->hba_lock, flags);
+ spin_lock(&instance->hba_lock);
rc = megasas_deplete_reply_queue(instance, DID_OK);
- spin_unlock_irqrestore(&instance->hba_lock, flags);
+ spin_unlock(&instance->hba_lock);
return rc;
}
It is redundant to do irqsave and irqrestore in hardIRQ context, where it has been in a irq-disabled context. Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com> --- drivers/scsi/megaraid.c | 10 ++++------ drivers/scsi/megaraid/megaraid_sas_base.c | 5 ++--- 2 files changed, 6 insertions(+), 9 deletions(-)