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Subject[PATCH for-next 15/32] scsi: initio: Replace spin_lock_irqsave with spin_lock in hard IRQ
Date
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/initio.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c
index 814acc5..3fafa8f 100644
--- a/drivers/scsi/initio.c
+++ b/drivers/scsi/initio.c
@@ -2507,12 +2507,11 @@ static int initio_wait_done_disc(struct initio_host * host)
static irqreturn_t i91u_intr(int irqno, void *dev_id)
{
struct Scsi_Host *dev = dev_id;
- unsigned long flags;
int r;

- spin_lock_irqsave(dev->host_lock, flags);
+ spin_lock(dev->host_lock);
r = initio_isr((struct initio_host *)dev->hostdata);
- spin_unlock_irqrestore(dev->host_lock, flags);
+ spin_unlock(dev->host_lock);
if (r)
return IRQ_HANDLED;
else
--
2.8.1
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