The function opencodes for_each_set_bit() macro, which makes it bulky.
Using the proper API makes all the housekeeping code go away.
Signed-off-by: Yury Norov <yury.norov@xxxxxxxxx>
---
arch/mips/kvm/interrupt.c | 20 ++------------------
1 file changed, 2 insertions(+), 18 deletions(-)
diff --git a/arch/mips/kvm/interrupt.c b/arch/mips/kvm/interrupt.c
index 0277942279ea..895a6f1781fd 100644
--- a/arch/mips/kvm/interrupt.c
+++ b/arch/mips/kvm/interrupt.c
@@ -27,27 +27,11 @@ void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, u32 cause)
unsigned long *pending_clr = &vcpu->arch.pending_exceptions_clr;
unsigned int priority;
- if (!(*pending) && !(*pending_clr))
- return;
-
- priority = __ffs(*pending_clr);
- while (priority <= MIPS_EXC_MAX) {
+ for_each_set_bit(priority, pending_clr, MIPS_EXC_MAX + 1)
kvm_mips_callbacks->irq_clear(vcpu, priority, cause);
- priority = find_next_bit(pending_clr,
- BITS_PER_BYTE * sizeof(*pending_clr),
- priority + 1);
- }
-
- priority = __ffs(*pending);
- while (priority <= MIPS_EXC_MAX) {
+ for_each_set_bit(priority, pending, MIPS_EXC_MAX + 1)
kvm_mips_callbacks->irq_deliver(vcpu, priority, cause);
-
- priority = find_next_bit(pending,
- BITS_PER_BYTE * sizeof(*pending),
- priority + 1);
- }
-
}
int kvm_mips_pending_timer(struct kvm_vcpu *vcpu)
--
2.43.0
