diff options
| author | David Woodhouse <dwmw@amazon.co.uk> | 2022-12-14 19:36:15 +0000 |
|---|---|---|
| committer | David Woodhouse <dwmw@amazon.co.uk> | 2023-03-01 08:22:50 +0000 |
| commit | a15b10978fe62411936e577288f28184a41754a9 (patch) | |
| tree | d82c63191d9f43db47ca708fcddbb3f7712c46d5 /target/i386 | |
| parent | 306670461bb19e7af42b3d68d007d7690efd2334 (diff) | |
hw/xen: Implement EVTCHNOP_reset
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
Diffstat (limited to 'target/i386')
| -rw-r--r-- | target/i386/kvm/xen-emu.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/target/i386/kvm/xen-emu.c b/target/i386/kvm/xen-emu.c index 8dc0d320f5..821629f077 100644 --- a/target/i386/kvm/xen-emu.c +++ b/target/i386/kvm/xen-emu.c @@ -964,6 +964,18 @@ static bool kvm_xen_hcall_evtchn_op(struct kvm_xen_exit *exit, X86CPU *cpu, err = xen_evtchn_bind_vcpu_op(&vcpu); break; } + case EVTCHNOP_reset: { + struct evtchn_reset reset; + + qemu_build_assert(sizeof(reset) == 2); + if (kvm_copy_from_gva(cs, arg, &reset, sizeof(reset))) { + err = -EFAULT; + break; + } + + err = xen_evtchn_reset_op(&reset); + break; + } default: return false; } @@ -981,6 +993,11 @@ int kvm_xen_soft_reset(void) trace_kvm_xen_soft_reset(); + err = xen_evtchn_soft_reset(); + if (err) { + return err; + } + /* * Zero is the reset/startup state for HVM_PARAM_CALLBACK_IRQ. Strictly, * it maps to HVM_PARAM_CALLBACK_TYPE_GSI with GSI#0, but Xen refuses to |