[PATCH 0/5] remove NVDIMM auto-alignment for pSeries guests

Daniel Henrique Barboza danielhb413 at gmail.com
Mon Aug 24 16:52:04 UTC 2020



On 8/24/20 1:44 PM, Michal Privoznik wrote:
> On 7/30/20 9:47 PM, Daniel Henrique Barboza wrote:
>> Hi,
>>
>> In [1] Andrea proposed that we should *not* auto-align down
>> the NVDIMM size for pSeries guests. Instead we should error
>> out and provide users with a suggested aligned value. This
>> patch implements it.
>>
>> [1] https://www.redhat.com/archives/libvir-list/2020-July/msg01471.html
>>
>>
>> Daniel Henrique Barboza (5):
>>    qemu_domain.c: make qemuDomainGetMemorySizeAlignment() public
>>    qemu_validate.c: add pSeries NVDIMM size alignment validation
>>    qemu_domain.c: do not auto-align ppc64 NVDIMMs
>>    qemu_domain.c: change qemuDomainMemoryDeviceAlignSize() return type
>>    Revert "formatdomain.html.in: mention pSeries NVDIMM 'align down'
>>      mechanic"
>>
>>   docs/formatdomain.html.in                     |  6 +-
>>   src/qemu/qemu_domain.c                        | 57 ++-----------------
>>   src/qemu/qemu_domain.h                        |  7 ++-
>>   src/qemu/qemu_hotplug.c                       |  6 +-
>>   src/qemu/qemu_validate.c                      | 43 ++++++++++++--
>>   ...ory-hotplug-nvdimm-ppc64.ppc64-latest.args |  2 +-
>>   .../memory-hotplug-nvdimm-ppc64.xml           |  2 +-
>>   .../memory-hotplug-nvdimm-ppc64.xml           |  2 +-
>>   8 files changed, 55 insertions(+), 70 deletions(-)
>>
> 
> Reviewed-by: Michal Privoznik <mprivozn at redhat.com>
> 
> and pushed. Sorry for delay. Do you think this deserves a NEWS.rst entry?


For 6.7.0? Yeah I think it would be good. Do you want me to post a patch
updating it? If you're going to update NEWS.rst with other things
feel free to add this info as well.


Thanks,


DHB

> 
> Michal
> 




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