diff mbox series

[17/19] KVM: x86: Remove unused "vcpu" of kvm_scale_tsc()

Message ID 20220125095909.38122-18-cloudliang@tencent.com (mailing list archive)
State New, archived
Headers show
Series KVM: x86: Bulk removal of unused function parameters | expand

Commit Message

Jinrong Liang Jan. 25, 2022, 9:59 a.m. UTC 
From: Jinrong Liang <cloudliang@tencent.com>

The "struct kvm_vcpu *vcpu" parameter of kvm_scale_tsc() is not used,
so remove it. No functional change intended.

Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
---
 arch/x86/include/asm/kvm_host.h |  2 +-
 arch/x86/kvm/x86.c              | 14 +++++++-------
 2 files changed, 8 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 682ad02a4e58..ebd5a1e8db77 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1871,7 +1871,7 @@  static inline bool kvm_is_supported_user_return_msr(u32 msr)
 	return kvm_find_user_return_msr(msr) >= 0;
 }
 
-u64 kvm_scale_tsc(struct kvm_vcpu *vcpu, u64 tsc, u64 ratio);
+u64 kvm_scale_tsc(u64 tsc, u64 ratio);
 u64 kvm_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc);
 u64 kvm_calc_nested_tsc_offset(u64 l1_offset, u64 l2_offset, u64 l2_multiplier);
 u64 kvm_calc_nested_tsc_multiplier(u64 l1_multiplier, u64 l2_multiplier);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 22b73b918884..4e438e009ba9 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2397,7 +2397,7 @@  static inline u64 __scale_tsc(u64 ratio, u64 tsc)
 	return mul_u64_u64_shr(tsc, ratio, kvm_tsc_scaling_ratio_frac_bits);
 }
 
-u64 kvm_scale_tsc(struct kvm_vcpu *vcpu, u64 tsc, u64 ratio)
+u64 kvm_scale_tsc(u64 tsc, u64 ratio)
 {
 	u64 _tsc = tsc;
 
@@ -2412,7 +2412,7 @@  static u64 kvm_compute_l1_tsc_offset(struct kvm_vcpu *vcpu, u64 target_tsc)
 {
 	u64 tsc;
 
-	tsc = kvm_scale_tsc(vcpu, rdtsc(), vcpu->arch.l1_tsc_scaling_ratio);
+	tsc = kvm_scale_tsc(rdtsc(), vcpu->arch.l1_tsc_scaling_ratio);
 
 	return target_tsc - tsc;
 }
@@ -2420,7 +2420,7 @@  static u64 kvm_compute_l1_tsc_offset(struct kvm_vcpu *vcpu, u64 target_tsc)
 u64 kvm_read_l1_tsc(struct kvm_vcpu *vcpu, u64 host_tsc)
 {
 	return vcpu->arch.l1_tsc_offset +
-		kvm_scale_tsc(vcpu, host_tsc, vcpu->arch.l1_tsc_scaling_ratio);
+		kvm_scale_tsc(host_tsc, vcpu->arch.l1_tsc_scaling_ratio);
 }
 EXPORT_SYMBOL_GPL(kvm_read_l1_tsc);
 
@@ -2623,7 +2623,7 @@  static inline void adjust_tsc_offset_host(struct kvm_vcpu *vcpu, s64 adjustment)
 {
 	if (vcpu->arch.l1_tsc_scaling_ratio != kvm_default_tsc_scaling_ratio)
 		WARN_ON(adjustment < 0);
-	adjustment = kvm_scale_tsc(vcpu, (u64) adjustment,
+	adjustment = kvm_scale_tsc((u64) adjustment,
 				   vcpu->arch.l1_tsc_scaling_ratio);
 	adjust_tsc_offset_guest(vcpu, adjustment);
 }
@@ -3043,7 +3043,7 @@  static int kvm_guest_time_update(struct kvm_vcpu *v)
 	/* With all the info we got, fill in the values */
 
 	if (kvm_has_tsc_control)
-		tgt_tsc_khz = kvm_scale_tsc(v, tgt_tsc_khz,
+		tgt_tsc_khz = kvm_scale_tsc(tgt_tsc_khz,
 					    v->arch.l1_tsc_scaling_ratio);
 
 	if (unlikely(vcpu->hw_tsc_khz != tgt_tsc_khz)) {
@@ -3854,7 +3854,7 @@  int kvm_get_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
 			ratio = vcpu->arch.tsc_scaling_ratio;
 		}
 
-		msr_info->data = kvm_scale_tsc(vcpu, rdtsc(), ratio) + offset;
+		msr_info->data = kvm_scale_tsc(rdtsc(), ratio) + offset;
 		break;
 	}
 	case MSR_MTRRcap:
@@ -5067,7 +5067,7 @@  static int kvm_arch_tsc_set_attr(struct kvm_vcpu *vcpu,
 			   kvm->arch.last_tsc_khz == vcpu->arch.virtual_tsc_khz &&
 			   kvm->arch.last_tsc_offset == offset);
 
-		tsc = kvm_scale_tsc(vcpu, rdtsc(), vcpu->arch.l1_tsc_scaling_ratio) + offset;
+		tsc = kvm_scale_tsc(rdtsc(), vcpu->arch.l1_tsc_scaling_ratio) + offset;
 		ns = get_kvmclock_base_ns();
 
 		__kvm_synchronize_tsc(vcpu, offset, tsc, ns, matched);