[PATCH 2/3] KVM: PPC: simplify kvmppc_core_check_exceptions()

From: Yury Norov
Date: Thu Jul 17 2025 - 15:25:12 EST


From: Yury Norov (NVIDIA) <yury.norov@xxxxxxxxx>

The function opencodes for_each_set_bit() macro.

Signed-off-by: Yury Norov (NVIDIA) <yury.norov@xxxxxxxxx>
---
arch/powerpc/kvm/booke.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 3401b96be475..1fe2592c2022 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -692,16 +692,10 @@ static void kvmppc_core_check_exceptions(struct kvm_vcpu *vcpu)
unsigned long *pending = &vcpu->arch.pending_exceptions;
unsigned int priority;

- priority = __ffs(*pending);
- while (priority < BOOKE_IRQPRIO_MAX) {
+ for_each_set_bit(priority, pending, BOOKE_IRQPRIO_MAX)
if (kvmppc_booke_irqprio_deliver(vcpu, priority))
break;

- priority = find_next_bit(pending,
- BITS_PER_BYTE * sizeof(*pending),
- priority + 1);
- }
-
/* Tell the guest about our interrupt status */
vcpu->arch.shared->int_pending = !!*pending;
}
--
2.43.0