Commit ca2e92dc authored by Yury Norov (NVIDIA)'s avatar Yury Norov (NVIDIA) Committed by Huacai Chen
Browse files

LoongArch: KVM: Simplify kvm_deliver_intr() 



The function opencodes for_each_set_bit() macro, which makes it bulky.
Using the proper API makes all the housekeeping code going away.

Reviewed-by: default avatarBibo Mao <maobibo@loongson.cn>
Signed-off-by: default avatarYury Norov (NVIDIA) <yury.norov@gmail.com>
Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent 640f8424

arch/loongarch/kvm/interrupt.c

+4 −21
Original line number Diff line number Diff line
@@ -83,28 +83,11 @@ void kvm_deliver_intr(struct kvm_vcpu *vcpu) 
	unsigned long *pending = &vcpu->arch.irq_pending;

	unsigned long *pending_clr = &vcpu->arch.irq_clear;



	if (!(*pending) && !(*pending_clr))

		return;



	if (*pending_clr) {

		priority = __ffs(*pending_clr);

		while (priority <= INT_IPI) {

	for_each_set_bit(priority, pending_clr, INT_IPI + 1)

		kvm_irq_clear(vcpu, priority);

			priority = find_next_bit(pending_clr,

					BITS_PER_BYTE * sizeof(*pending_clr),

					priority + 1);

		}

	}



	if (*pending) {

		priority = __ffs(*pending);

		while (priority <= INT_IPI) {

	for_each_set_bit(priority, pending, INT_IPI + 1)

		kvm_irq_deliver(vcpu, priority);

			priority = find_next_bit(pending,

					BITS_PER_BYTE * sizeof(*pending),

					priority + 1);

		}

	}

}



int kvm_pending_timer(struct kvm_vcpu *vcpu)