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| author | Yury Norov (NVIDIA) <yury.norov@gmail.com> | 2025-07-21 09:26:32 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2025-07-21 09:26:32 +0800 |
| commit | ca2e92dc459d3c536250447dc0716835390e8ee9 (patch) | |
| tree | 77412a194b27e73aab04d2381068339b96ac0aca | |
| parent | 640f8424caad0ba69d89556a5d7d3be29c0e55d4 (diff) | |
| download | linux-ca2e92dc459d3c536250447dc0716835390e8ee9.tar.gz linux-ca2e92dc459d3c536250447dc0716835390e8ee9.zip | |
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: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Yury Norov (NVIDIA) <yury.norov@gmail.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
| -rw-r--r-- | arch/loongarch/kvm/interrupt.c | 25 |
1 files changed, 4 insertions, 21 deletions
diff --git a/arch/loongarch/kvm/interrupt.c b/arch/loongarch/kvm/interrupt.c index 4c3f22de4b40..8462083f0301 100644 --- a/arch/loongarch/kvm/interrupt.c +++ b/arch/loongarch/kvm/interrupt.c @@ -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) { - kvm_irq_clear(vcpu, priority); - priority = find_next_bit(pending_clr, - BITS_PER_BYTE * sizeof(*pending_clr), - priority + 1); - } - } + for_each_set_bit(priority, pending_clr, INT_IPI + 1) + kvm_irq_clear(vcpu, priority); - if (*pending) { - priority = __ffs(*pending); - while (priority <= INT_IPI) { - kvm_irq_deliver(vcpu, priority); - priority = find_next_bit(pending, - BITS_PER_BYTE * sizeof(*pending), - priority + 1); - } - } + for_each_set_bit(priority, pending, INT_IPI + 1) + kvm_irq_deliver(vcpu, priority); } int kvm_pending_timer(struct kvm_vcpu *vcpu) |