From 263e954a4c92467d011faa458d127a76715547e5 Mon Sep 17 00:00:00 2001 From: Yury Norov Date: Wed, 16 Jul 2025 13:29:17 -0400 Subject: [PATCH] mips: kvm: simplify kvm_mips_deliver_interrupts() 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 Signed-off-by: Thomas Bogendoerfer --- 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 0277942279ea2..895a6f1781fd8 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) -- 2.47.3