| From | Xiaofei Tan <> | Subject | [PATCH for-next 28/32] scsi: sgiwd93: Replace spin_lock_irqsave with spin_lock in hard IRQ | Date | Sun, 7 Feb 2021 19:36:59 +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/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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