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| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-02-08 14:51:12 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-02-16 18:48:33 +0100 |
| commit | 4941b8cb3746f09bb102f7a5d64d878e96a0c6cd (patch) | |
| tree | 74373124946cc8114d706569bfa8de5e1cb9cf4d /arch/x86/kvm/x86.c | |
| parent | 6f05485d3a161caebc0fc7a73d641fa42a0dd263 (diff) | |
| download | lwn-4941b8cb3746f09bb102f7a5d64d878e96a0c6cd.tar.gz lwn-4941b8cb3746f09bb102f7a5d64d878e96a0c6cd.zip | |
KVM: x86: rename argument to kvm_set_tsc_khz
This refers to the desired (scaled) frequency, which is called
user_tsc_khz in the rest of the file.
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index ee3e990d519a..16bbe6df679b 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1290,23 +1290,23 @@ static int set_tsc_khz(struct kvm_vcpu *vcpu, u32 user_tsc_khz, bool scale) return 0; } -static int kvm_set_tsc_khz(struct kvm_vcpu *vcpu, u32 this_tsc_khz) +static int kvm_set_tsc_khz(struct kvm_vcpu *vcpu, u32 user_tsc_khz) { u32 thresh_lo, thresh_hi; int use_scaling = 0; /* tsc_khz can be zero if TSC calibration fails */ - if (this_tsc_khz == 0) { + if (user_tsc_khz == 0) { /* set tsc_scaling_ratio to a safe value */ vcpu->arch.tsc_scaling_ratio = kvm_default_tsc_scaling_ratio; return -1; } /* Compute a scale to convert nanoseconds in TSC cycles */ - kvm_get_time_scale(this_tsc_khz, NSEC_PER_SEC / 1000, + kvm_get_time_scale(user_tsc_khz, NSEC_PER_SEC / 1000, &vcpu->arch.virtual_tsc_shift, &vcpu->arch.virtual_tsc_mult); - vcpu->arch.virtual_tsc_khz = this_tsc_khz; + vcpu->arch.virtual_tsc_khz = user_tsc_khz; /* * Compute the variation in TSC rate which is acceptable @@ -1316,11 +1316,11 @@ static int kvm_set_tsc_khz(struct kvm_vcpu *vcpu, u32 this_tsc_khz) */ thresh_lo = adjust_tsc_khz(tsc_khz, -tsc_tolerance_ppm); thresh_hi = adjust_tsc_khz(tsc_khz, tsc_tolerance_ppm); - if (this_tsc_khz < thresh_lo || this_tsc_khz > thresh_hi) { - pr_debug("kvm: requested TSC rate %u falls outside tolerance [%u,%u]\n", this_tsc_khz, thresh_lo, thresh_hi); + if (user_tsc_khz < thresh_lo || user_tsc_khz > thresh_hi) { + pr_debug("kvm: requested TSC rate %u falls outside tolerance [%u,%u]\n", user_tsc_khz, thresh_lo, thresh_hi); use_scaling = 1; } - return set_tsc_khz(vcpu, this_tsc_khz, use_scaling); + return set_tsc_khz(vcpu, user_tsc_khz, use_scaling); } static u64 compute_guest_tsc(struct kvm_vcpu *vcpu, s64 kernel_ns) |