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authorDavid Woodhouse <dwmw@amazon.co.uk>2022-12-14 00:11:07 +0000
committerDavid Woodhouse <dwmw@amazon.co.uk>2023-03-01 08:22:50 +0000
commitcf7679abddd05712c5cfbe5516328586eded22c3 (patch)
tree0072eedb76f42f67b401d2dd9b772d65e2ba5e6b /target/i386
parentf5417856d25f1cf4932ac77a687979af8427f313 (diff)
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hw/xen: Implement EVTCHNOP_send
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.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/target/i386/kvm/xen-emu.c b/target/i386/kvm/xen-emu.c
index b8b439d..19a7f16 100644
--- a/target/i386/kvm/xen-emu.c
+++ b/target/i386/kvm/xen-emu.c
@@ -909,6 +909,18 @@ static bool kvm_xen_hcall_evtchn_op(struct kvm_xen_exit *exit, X86CPU *cpu,
}
break;
}
+ case EVTCHNOP_send: {
+ struct evtchn_send send;
+
+ qemu_build_assert(sizeof(send) == 4);
+ if (kvm_copy_from_gva(cs, arg, &send, sizeof(send))) {
+ err = -EFAULT;
+ break;
+ }
+
+ err = xen_evtchn_send_op(&send);
+ break;
+ }
default:
return false;
}