[PATCH for-next 26/32] scsi: qlogicfas408: Replace spin_lock_irqsave with spin_lock in hard IRQ
From: Xiaofei Tan <hidden>
Date: 2021-02-07 11:45:46
Also in:
lkml
Subsystem:
scsi subsystem, the rest · Maintainers:
"James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
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 <redacted> --- drivers/scsi/qlogicfas408.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/scsi/qlogicfas408.c b/drivers/scsi/qlogicfas408.c
index 136681a..2a70902 100644
--- a/drivers/scsi/qlogicfas408.c
+++ b/drivers/scsi/qlogicfas408.c@@ -426,12 +426,11 @@ static void ql_ihandl(void *dev_id) irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id) { - unsigned long flags; struct Scsi_Host *host = dev_id; - spin_lock_irqsave(host->host_lock, flags); + spin_lock(host->host_lock); ql_ihandl(dev_id); - spin_unlock_irqrestore(host->host_lock, flags); + spin_unlock(host->host_lock); return IRQ_HANDLED; }
--
2.8.1