From: Ye Xingchen <ye.xingchen@zte.com.cn>
Date: Sat, 6 May 2023 09:10:30 +0000 (+0800)
Subject: RISC-V: KVM: use bitmap_zero() API
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=78329084b86436b9a77cedd3e1331734c442d413;p=linux.git

RISC-V: KVM: use bitmap_zero() API

bitmap_zero() is faster than bitmap_clear(), so use bitmap_zero()
instead of bitmap_clear().

Signed-off-by: Ye Xingchen <ye.xingchen@zte.com.cn>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Anup Patel <anup@brainfault.org>
---

diff --git a/arch/riscv/kvm/tlb.c b/arch/riscv/kvm/tlb.c
index 0e54796006959..44bc324aeeb08 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)