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| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2022-02-22 16:46:40 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-02-25 05:52:04 -0500 |
| commit | 82c1ead0d678af31e5d883656c12096a0004178b (patch) | |
| tree | e9ed565f05c58d53f36354f91fda9d80b2193d2f /arch/x86/kvm/hyperv.c | |
| parent | 50e523dd79f6a856d793ce5711719abe27cffbf2 (diff) | |
| download | linux-82c1ead0d678af31e5d883656c12096a0004178b.tar.bz2 | |
KVM: x86: hyper-v: Drop redundant 'ex' parameter from kvm_hv_flush_tlb()
'struct kvm_hv_hcall' has all the required information already,
there's no need to pass 'ex' additionally.
No functional change intended.
Cc: stable@vger.kernel.org # 5.14.x
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20220222154642.684285-3-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/hyperv.c')
| -rw-r--r-- | arch/x86/kvm/hyperv.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c index ea9abe45931c..c28a268ec937 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -1749,7 +1749,7 @@ struct kvm_hv_hcall { sse128_t xmm[HV_HYPERCALL_MAX_XMM_REGISTERS]; }; -static u64 kvm_hv_flush_tlb(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc, bool ex) +static u64 kvm_hv_flush_tlb(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc) { int i; gpa_t gpa; @@ -1764,7 +1764,8 @@ static u64 kvm_hv_flush_tlb(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc, bool int sparse_banks_len; bool all_cpus; - if (!ex) { + if (hc->code == HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST || + hc->code == HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE) { if (hc->fast) { flush.address_space = hc->ingpa; flush.flags = hc->outgpa; @@ -2246,32 +2247,20 @@ int kvm_hv_hypercall(struct kvm_vcpu *vcpu) kvm_hv_hypercall_complete_userspace; return 0; case HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST: - if (unlikely(!hc.rep_cnt || hc.rep_idx)) { - ret = HV_STATUS_INVALID_HYPERCALL_INPUT; - break; - } - ret = kvm_hv_flush_tlb(vcpu, &hc, false); - break; - case HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE: - if (unlikely(hc.rep)) { - ret = HV_STATUS_INVALID_HYPERCALL_INPUT; - break; - } - ret = kvm_hv_flush_tlb(vcpu, &hc, false); - break; case HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX: if (unlikely(!hc.rep_cnt || hc.rep_idx)) { ret = HV_STATUS_INVALID_HYPERCALL_INPUT; break; } - ret = kvm_hv_flush_tlb(vcpu, &hc, true); + ret = kvm_hv_flush_tlb(vcpu, &hc); break; + case HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE: case HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX: if (unlikely(hc.rep)) { ret = HV_STATUS_INVALID_HYPERCALL_INPUT; break; } - ret = kvm_hv_flush_tlb(vcpu, &hc, true); + ret = kvm_hv_flush_tlb(vcpu, &hc); break; case HVCALL_SEND_IPI: if (unlikely(hc.rep)) { |