Re: [PATCH 0/4] Implements the NetBSD Virtual Machine Monitor accelerator

[Kamil Rytarowski]

Ping? 2x

On 15.01.2020 14:14, Kamil Rytarowski wrote:
> Ping?
> 
> On 07.01.2020 13:53, Kamil Rytarowski wrote:
>> Hello QEMU Community!
>>
>> Over the past year the NetBSD team has been working hard on a new user-mode 
>> API
>> for our hypervisor that will be released as part of the upcoming NetBSD 9.0.
>> This new API adds user-mode capabilities to create and manage virtual 
>> machines,
>> configure memory mappings for guest machines, and create and control 
>> execution
>> of virtual processors.
>>
>> With this new API we are now able to bring our hypervisor to the QEMU
>> community! The following patches implement the NetBSD Virtual Machine Monitor
>> accelerator (NVMM) for QEMU on NetBSD 9.0 and newer hosts.
>>
>> When compiling QEMU for x86_64 passing the --enable-nvmm flag will compile 
>> the
>> accelerator for use. At runtime using the '-accel nvmm' should see a
>> significant performance improvement over emulation, much like when using 
>> 'hax'
>> on NetBSD.
>>
>> The documentation for this new API is visible at https://man.netbsd.org under
>> the libnvmm(3) and nvmm(4) pages.
>>
>> NVMM was designed and implemented by Maxime Villard.
>>
>> Thank you for your feedback.
>>
>> Maxime Villard (4):
>>   Add the NVMM vcpu API
>>   Add the NetBSD Virtual Machine Monitor accelerator.
>>   Introduce the NVMM impl
>>   Add the NVMM acceleration enlightenments
>>
>>  accel/stubs/Makefile.objs |    1 +
>>  accel/stubs/nvmm-stub.c   |   43 ++
>>  configure                 |   36 ++
>>  cpus.c                    |   58 ++
>>  include/sysemu/hw_accel.h |   14 +
>>  include/sysemu/nvmm.h     |   35 ++
>>  qemu-options.hx           |    4 +-
>>  target/i386/Makefile.objs |    1 +
>>  target/i386/helper.c      |    2 +-
>>  target/i386/nvmm-all.c    | 1222 +++++++++++++++++++++++++++++++++++++
>>  10 files changed, 1413 insertions(+), 3 deletions(-)
>>  create mode 100644 accel/stubs/nvmm-stub.c
>>  create mode 100644 include/sysemu/nvmm.h
>>  create mode 100644 target/i386/nvmm-all.c
>>
>> --
>> 2.24.0
>>
> 
>

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