Messages in this thread Patch in this message |  | | From | Xiaofei Tan <> | Subject | [PATCH for-next 27/32] scsi: qlogicpti: Replace spin_lock_irqsave with spin_lock in hard IRQ | Date | Sun, 7 Feb 2021 19:36:58 +0800 |
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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/qlogicpti.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index d84e218..078555e 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -1203,10 +1203,9 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti) static irqreturn_t qpti_intr(int irq, void *dev_id) { struct qlogicpti *qpti = dev_id; - unsigned long flags; struct scsi_cmnd *dq; - spin_lock_irqsave(qpti->qhost->host_lock, flags); + spin_lock(qpti->qhost->host_lock); dq = qlogicpti_intr_handler(qpti); if (dq != NULL) { @@ -1218,7 +1217,7 @@ static irqreturn_t qpti_intr(int irq, void *dev_id) dq = next; } while (dq != NULL); } - spin_unlock_irqrestore(qpti->qhost->host_lock, flags); + spin_unlock(qpti->qhost->host_lock); return IRQ_HANDLED; } -- 2.8.1
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