From: Paolo Bonzini <pbonzini@redhat.com>
To: Jon Doron <arilou@gmail.com>, qemu-devel@nongnu.org
Cc: mail@maciej.szmigiero.name, eyakovlev@virtuozzo.com,
ehabkost@redhat.com, rvkagan@gmail.com, liran.alon@oracle.com,
vkuznets@redhat.com
Subject: Re: [PATCH v4 0/6] hyperv: VMBus implementation
Date: Thu, 21 May 2020 18:03:11 +0200 [thread overview]
Message-ID: <fd3d2c9f-f163-f430-caf3-6468b6ac7548@redhat.com> (raw)
In-Reply-To: <20200424123444.3481728-1-arilou@gmail.com>
On 24/04/20 14:34, Jon Doron wrote:
> This is a rebase of the old patchset from Roman for HyperV VMBus
> implementation.
>
> How to use:
> -device vmbus-bridge
>
> Later on new paravirtualized devices can be implemented on top of it
> (Network/SCSI/etc.)
>
> VMBus is a collection of technologies. At its lowest layer, it's a message
> passing and signaling mechanism, allowing efficient passing of messages to and
> from guest VMs. A layer higher, it's a mechanism for defining channels of
> communication, where each channel is tagged with a type (which implies a
> protocol) and a instance ID. A layer higher than that, it's a bus driver,
> serving as the basis of device enumeration within a VM, where a channel can
> optionally be exposed as a paravirtual device. When a server-side (paravirtual
> back-end) component wishes to offer a channel to a guest VM, it does so by
> specifying a channel type, a mode, and an instance ID. VMBus then exposes this
> in the guest.
>
> More information about VMBus can be found in the file
> vmbuskernelmodeclientlibapi.h in Microsoft's WDK.
>
> v4:
> Decided to ditch the patch that envolves handling of EOM as there is
> still a discussion going on with it in the KVM mailing list.
>
> v3:
> Fixed an error asan
>
> v2:
> Rebased on top of latest patchset from Roman and Maciej
>
> Jon Doron (6):
> hyperv: expose API to determine if synic is enabled
> vmbus: add vmbus protocol definitions
> vmbus: vmbus implementation
> i386:pc: whitelist dynamic vmbus-bridge
> i386: Hyper-V VMBus ACPI DSDT entry
> vmbus: add infrastructure to save/load vmbus requests
>
> Makefile.objs | 1 +
> hw/hyperv/Kconfig | 5 +
> hw/hyperv/Makefile.objs | 1 +
> hw/hyperv/hyperv.c | 8 +
> hw/hyperv/trace-events | 18 +
> hw/hyperv/vmbus.c | 2778 ++++++++++++++++++++++++++++++
> hw/i386/acpi-build.c | 43 +
> hw/i386/pc_piix.c | 2 +
> hw/i386/pc_q35.c | 2 +
> include/hw/hyperv/hyperv.h | 1 +
> include/hw/hyperv/vmbus-bridge.h | 35 +
> include/hw/hyperv/vmbus-proto.h | 222 +++
> include/hw/hyperv/vmbus.h | 230 +++
> 13 files changed, 3346 insertions(+)
> create mode 100644 hw/hyperv/trace-events
> create mode 100644 hw/hyperv/vmbus.c
> create mode 100644 include/hw/hyperv/vmbus-bridge.h
> create mode 100644 include/hw/hyperv/vmbus-proto.h
> create mode 100644 include/hw/hyperv/vmbus.h
>
Queued, thanks. I'll take a look at the EOM handling threads next.
Paolo
next prev parent reply other threads:[~2020-05-21 16:06 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-24 12:34 [PATCH v4 0/6] hyperv: VMBus implementation Jon Doron
2020-04-24 12:34 ` [PATCH v4 1/6] hyperv: expose API to determine if synic is enabled Jon Doron
2020-04-24 12:34 ` [PATCH v4 2/6] vmbus: add vmbus protocol definitions Jon Doron
2020-04-24 12:34 ` [PATCH v4 3/6] vmbus: vmbus implementation Jon Doron
2020-04-24 12:34 ` [PATCH v4 4/6] i386:pc: whitelist dynamic vmbus-bridge Jon Doron
2020-04-24 12:34 ` [PATCH v4 5/6] i386: Hyper-V VMBus ACPI DSDT entry Jon Doron
2020-05-05 13:06 ` Igor Mammedov
2020-05-05 15:38 ` Jon Doron
2020-05-06 13:37 ` Maciej S. Szmigiero
2020-05-07 3:14 ` Jon Doron
2020-05-11 20:11 ` Roman Kagan
2020-05-13 15:37 ` Igor Mammedov
2020-05-15 8:56 ` Jon Doron
2020-05-15 12:35 ` Roman Kagan
2020-05-11 18:21 ` Roman Kagan
2020-05-13 15:34 ` Igor Mammedov
2020-05-21 16:02 ` Paolo Bonzini
2020-05-22 8:40 ` Igor Mammedow
2020-05-28 5:26 ` Jon Doron
2020-05-28 5:36 ` Jon Doron
2020-05-28 10:37 ` Igor Mammedov
2020-05-28 11:02 ` Jon Doron
2020-06-14 14:11 ` Jon Doron
2020-06-14 15:20 ` Jon Doron
2020-06-14 21:40 ` Maciej S. Szmigiero
2020-06-15 2:40 ` Jon Doron
2020-06-15 6:54 ` Maciej S. Szmigiero
2020-04-24 12:34 ` [PATCH v4 6/6] vmbus: add infrastructure to save/load vmbus requests Jon Doron
2020-05-21 16:03 ` Paolo Bonzini [this message]
2020-05-22 2:53 ` [PATCH v4 0/6] hyperv: VMBus implementation Jon Doron
2020-05-22 7:19 ` Paolo Bonzini
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