[PATCH] RISC-V: KVM: use bitmap_zero() API
ye.xingchen at zte.com.cn
ye.xingchen at zte.com.cn
Sat May 6 02:10:30 PDT 2023
From: Ye Xingchen <ye.xingchen at zte.com.cn>
bitmap_zero() is faster than bitmap_clear(), so use bitmap_zero()
instead of bitmap_clear().
Signed-off-by: Ye Xingchen <ye.xingchen at zte.com.cn>
---
arch/riscv/kvm/tlb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/riscv/kvm/tlb.c b/arch/riscv/kvm/tlb.c
index 0e5479600695..44bc324aeeb0 100644
--- a/arch/riscv/kvm/tlb.c
+++ b/arch/riscv/kvm/tlb.c
@@ -296,7 +296,7 @@ static void make_xfence_request(struct kvm *kvm,
unsigned int actual_req = req;
DECLARE_BITMAP(vcpu_mask, KVM_MAX_VCPUS);
- bitmap_clear(vcpu_mask, 0, KVM_MAX_VCPUS);
+ bitmap_zero(vcpu_mask, KVM_MAX_VCPUS);
kvm_for_each_vcpu(i, vcpu, kvm) {
if (hbase != -1UL) {
if (vcpu->vcpu_id < hbase)
--
2.25.1
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