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Re: [libvirt] [PATCH v4 3/4] qemu: add support for Direct Mode for Hyper-V Synthetic timers



On Fri, Aug 09, 2019 at 04:31:40PM +0200, Vitaly Kuznetsov wrote:
QEMU-4.1 supports 'Direct Mode' for Hyper-V synthetic timers
(hv-stimer-direct CPU flag): Windows guests can request that timer
expiration notifications are delivered as normal interrupts (and not
VMBus messages). This is used by Hyper-V on KVM.

Signed-off-by: Vitaly Kuznetsov <vkuznets redhat com>
---
src/qemu/qemu_command.c                       |  3 ++
src/qemu/qemu_process.c                       | 20 +++++++++--
.../hyperv-stimer-direct.x86_64-latest.args   | 32 +++++++++++++++++
.../qemuxml2argvdata/hyperv-stimer-direct.xml | 33 +++++++++++++++++
tests/qemuxml2argvtest.c                      |  1 +
.../hyperv-stimer-direct.xml                  | 35 +++++++++++++++++++
tests/qemuxml2xmltest.c                       |  1 +
7 files changed, 123 insertions(+), 2 deletions(-)
create mode 100644 tests/qemuxml2argvdata/hyperv-stimer-direct.x86_64-latest.args
create mode 100644 tests/qemuxml2argvdata/hyperv-stimer-direct.xml
create mode 100644 tests/qemuxml2xmloutdata/hyperv-stimer-direct.xml


Reviewed-by: Ján Tomko <jtomko redhat com>

Jano

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