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On 9/16/19 3:37 PM, Daniel Henrique Barboza wrote:
> Hi,
>
> This short series exposes, implements and documents a
> pSeries guest capability called Count Cache Flush Assist
> (ccf-assist), which was added in the Linux kernel since
> 5.1 and in QEMU since 4.0.0.
>
> The reason why this capability needs to exposed via Libvirt
> is because it is defaulted to 'off' in QEMU to not break
> migration compatibility in the Power 9 processor class. However,
> there is a performance gain in activating it, thus the user
> might want to choose less migration options for more power.
> More details can be found in the commit message of patch 1.
>
>
> Daniel Henrique Barboza (3):
> qemu: Add capability for the ccf-assist pSeries feature
> qemu: Implement the ccf-assist pSeries feature
> news: Update for the ccf-assist pSeries feature
>
> docs/formatdomain.html.in | 9 +++++++++
> docs/news.xml | 9 +++++++++
> docs/schemas/domaincommon.rng | 5 +++++
> src/conf/domain_conf.c | 4 ++++
> src/conf/domain_conf.h | 1 +
> src/qemu/qemu_capabilities.c | 2 ++
> src/qemu/qemu_capabilities.h | 1 +
> src/qemu/qemu_command.c | 20 +++++++++++++++++++
> src/qemu/qemu_domain.c | 1 +
> .../qemucapabilitiesdata/caps_4.0.0.ppc64.xml | 1 +
> tests/qemuxml2argvdata/pseries-features.args | 2 +-
> tests/qemuxml2argvdata/pseries-features.xml | 1 +
> tests/qemuxml2argvtest.c | 1 +
> tests/qemuxml2xmloutdata/pseries-features.xml | 1 +
> tests/qemuxml2xmltest.c | 1 +
> 15 files changed, 58 insertions(+), 1 deletion(-)
>
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