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Subject[PATCH for-next 28/32] scsi: sgiwd93: 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/sgiwd93.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/sgiwd93.c b/drivers/scsi/sgiwd93.c
index cf1030c..21165bd 100644
--- a/drivers/scsi/sgiwd93.c
+++ b/drivers/scsi/sgiwd93.c
@@ -53,11 +53,10 @@ struct hpc_chunk {
static irqreturn_t sgiwd93_intr(int irq, void *dev_id)
{
struct Scsi_Host * host = dev_id;
- unsigned long flags;

- spin_lock_irqsave(host->host_lock, flags);
+ spin_lock(host->host_lock);
wd33c93_intr(host);
- spin_unlock_irqrestore(host->host_lock, flags);
+ spin_unlock(host->host_lock);

return IRQ_HANDLED;
}
--
2.8.1
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