Use proper bitmap API and drop all the housekeeping code. Signed-off-by: Yury Norov (NVIDIA) --- arch/loongarch/kvm/intc/pch_pic.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/arch/loongarch/kvm/intc/pch_pic.c b/arch/loongarch/kvm/intc/pch_pic.c index 119290bcea79..57e13ae51d24 100644 --- a/arch/loongarch/kvm/intc/pch_pic.c +++ b/arch/loongarch/kvm/intc/pch_pic.c @@ -35,16 +35,11 @@ static void pch_pic_update_irq(struct loongarch_pch_pic *s, int irq, int level) /* update batch irqs, the irq_mask is a bitmap of irqs */ static void pch_pic_update_batch_irqs(struct loongarch_pch_pic *s, u64 irq_mask, int level) { - int irq, bits; + DECLARE_BITMAP(irqs, 64) = { BITMAP_FROM_U64(irq_mask) }; + unsigned int irq; - /* find each irq by irqs bitmap and update each irq */ - bits = sizeof(irq_mask) * 8; - irq = find_first_bit((void *)&irq_mask, bits); - while (irq < bits) { + for_each_set_bit(irq, irqs, 64) pch_pic_update_irq(s, irq, level); - bitmap_clear((void *)&irq_mask, irq, 1); - irq = find_first_bit((void *)&irq_mask, bits); - } } /* called when a irq is triggered in pch pic */ -- 2.43.0