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Subject[PATCH for-next 06/32] scsi: a100u2w: 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/a100u2w.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/a100u2w.c b/drivers/scsi/a100u2w.c
index 66c5143..bcb7de6 100644
--- a/drivers/scsi/a100u2w.c
+++ b/drivers/scsi/a100u2w.c
@@ -1058,12 +1058,11 @@ static irqreturn_t inia100_intr(int irqno, void *devid)
{
struct Scsi_Host *shost = (struct Scsi_Host *)devid;
struct orc_host *host = (struct orc_host *)shost->hostdata;
- unsigned long flags;
irqreturn_t res;

- spin_lock_irqsave(shost->host_lock, flags);
+ spin_lock(shost->host_lock);
res = orc_interrupt(host);
- spin_unlock_irqrestore(shost->host_lock, flags);
+ spin_unlock(shost->host_lock);

return res;
}
--
2.8.1
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