linux-kernel - Re: [PATCH v7 0/7] ptp: vmclock: Add VM generation counter and ACPI notification

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Message-Id: 
 <177008462163.1277679.3528738405743179040.git-patchwork-notify@kernel.org>
Date: Tue, 03 Feb 2026 02:10:21 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Takahiro Itazuri <itazur@...zon.com>
Cc: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
 andrew+netdev@...n.ch, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, devicetree@...r.kernel.org,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org, mail@...alios.io,
 graf@...zon.de, mzxreary@...inter.de, xmarcalx@...zon.co.uk,
 dwmw@...zon.co.uk
Subject: Re: [PATCH v7 0/7] ptp: vmclock: Add VM generation counter and ACPI
 notification

Hello:

This series was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Fri, 30 Jan 2026 17:35:59 +0000 you wrote:
> Similarly to live migration, starting a VM from some serialized state
> (aka snapshot) is an event which calls for adjusting guest clocks, hence
> a hypervisor should increase the disruption_marker before resuming the
> VM vCPUs, letting the guest know.
> 
> However, loading a snapshot, is slightly different than live migration,
> especially since we can start multiple VMs from the same serialized
> state. Apart from adjusting clocks, the guest needs to take additional
> action during such events, e.g. recreate UUIDs, reset network
> adapters/connections, reseed entropy pools, etc. These actions are not
> necessary during live migration. This calls for a differentiation
> between the two triggering events.
> 
> [...]

Here is the summary with links:
  - [v7,1/7] ptp: vmclock: add vm generation counter
    https://git.kernel.org/netdev/net-next/c/3495064b6d65
  - [v7,2/7] ptp: vmclock: support device notifications
    https://git.kernel.org/netdev/net-next/c/3b1526ddb254
  - [v7,3/7] dt-bindings: ptp: Add amazon,vmclock
    https://git.kernel.org/netdev/net-next/c/1d5a66045afa
  - [v7,4/7] ptp: ptp_vmclock: Add device tree support
    https://git.kernel.org/netdev/net-next/c/ddc867d0b5db
  - [v7,5/7] ptp: ptp_vmclock: add 'VMCLOCK' to ACPI device match
    https://git.kernel.org/netdev/net-next/c/ed4d23ed469c
  - [v7,6/7] ptp: ptp_vmclock: remove dependency on CONFIG_ACPI
    https://git.kernel.org/netdev/net-next/c/ac1e7404924c
  - [v7,7/7] ptp: ptp_vmclock: return TAI not UTC
    https://git.kernel.org/netdev/net-next/c/562f59fe3291

You are awesome, thank you!
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