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Subject[PATCH 3/9] scsi: a2091: move spin_lock_irqsave to spin_lock in interrupt handler
Date
it is unnecessary to call spin_lock_irqsave in a interrupt handler.

Signed-off-by: Tuo Cao <91tuocao@gmail.com>
---
drivers/scsi/a2091.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c
index 74312400468b..0a79ba0b20f7 100644
--- a/drivers/scsi/a2091.c
+++ b/drivers/scsi/a2091.c
@@ -34,14 +34,13 @@ static irqreturn_t a2091_intr(int irq, void *data)
struct Scsi_Host *instance = data;
struct a2091_hostdata *hdata = shost_priv(instance);
unsigned int status = hdata->regs->ISTR;
- unsigned long flags;

if (!(status & (ISTR_INT_F | ISTR_INT_P)) || !(status & ISTR_INTS))
return IRQ_NONE;

- spin_lock_irqsave(instance->host_lock, flags);
+ spin_lock(instance->host_lock);
wd33c93_intr(instance);
- spin_unlock_irqrestore(instance->host_lock, flags);
+ spin_unlock(instance->host_lock);
return IRQ_HANDLED;
}

--
2.17.1
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