diff mbox series

[8/9] scsi: aha1740: move spin_lock_irqsave to spin_lock in interrupt handler

Message ID 20220814064337.32621-9-91tuocao@gmail.com (mailing list archive)
State New, archived
Headers show
Series move spin_lock_irqsave to spin_lock in interrupt handler | expand

Commit Message

Tuo Cao Aug. 14, 2022, 6:43 a.m. UTC 
it is unnecessary to call spin_lock_irqsave in a interrupt handler.

Signed-off-by: Tuo Cao <91tuocao@gmail.com>
---
 drivers/scsi/aha1740.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c
index 134255751819..c4f46ab927d1 100644
--- a/drivers/scsi/aha1740.c
+++ b/drivers/scsi/aha1740.c
@@ -218,14 +218,13 @@  static irqreturn_t aha1740_intr_handle(int irq, void *dev_id)
 	struct ecb *ecbptr;
 	struct scsi_cmnd *SCtmp;
 	unsigned int base;
-	unsigned long flags;
 	int handled = 0;
 	struct aha1740_sg *sgptr;
 	struct eisa_device *edev;
 	
 	if (!host)
 		panic("aha1740.c: Irq from unknown host!\n");
-	spin_lock_irqsave(host->host_lock, flags);
+	spin_lock(host->host_lock);
 	base = host->io_port;
 	number_serviced = 0;
 	edev = HOSTDATA(host)->edev;
@@ -315,7 +314,7 @@  static irqreturn_t aha1740_intr_handle(int irq, void *dev_id)
 		number_serviced++;
 	}
 
-	spin_unlock_irqrestore(host->host_lock, flags);
+	spin_unlock(host->host_lock);
 	return IRQ_RETVAL(handled);
 }