From: "Michael S. Tsirkin" <mst@redhat.com>
To: "Baorui.Liu" <baorliu@amd.com>
Cc: linux-pm@vger.kernel.org, rafael@kernel.org,
viresh.kumar@linaro.org, saravanak@kernel.org,
jasowangio@gmail.com, eperezma@redhat.com,
xuanzhuo@linux.alibaba.com, virtualization@lists.linux.dev
Subject: Re: [RFC PATCH v2 0/1] cpufreq: virtio frontend to report host CPU frequency
Date: Tue, 22 Sep 2026 05:22:53 -0400 [thread overview]
Message-ID: <20260922052231-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20260922090224.430-1-baorliu@amd.com>
On Tue, Sep 22, 2026 at 05:02:23PM +0800, Baorui.Liu wrote:
> This is RFC v2 of the guest virtio-cpufreq frontend.
>
> Changes since RFC v1
> ====================
> - Fix 0-day kbuild error: cpufreq_generic_attr is gone on current
> linux-pm; use cpufreq_freq_attr_scaling_available_freqs.
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202609191437.OaXd0Blz-lkp@intel.com/
>
> RFC notes unchanged: experimental virtio ID 42, hardcoded OPPs,
> sleeping .get(), QEMU backend is a separate series.
>
> v1: https://lore.kernel.org/r/20260916073735.541-1-baorliu@amd.com
could you link to qemu and spec series, please?
> Baorui.Liu (1):
> cpufreq: virtio: add driver to report host frequency to guests
>
> drivers/cpufreq/Kconfig | 14 ++
> drivers/cpufreq/Makefile | 1 +
> drivers/cpufreq/virtio-cpufreq.c | 240 +++++++++++++++++++++++++++++++
> include/uapi/linux/virtio_ids.h | 1 +
> 4 files changed, 256 insertions(+)
> create mode 100644 drivers/cpufreq/virtio-cpufreq.c
>
> --
> 2.34.1
next prev parent reply other threads:[~2026-09-22 9:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-16 7:37 [RFC PATCH 0/1] cpufreq: virtio frontend to report host CPU frequency Baorui.Liu
2026-09-16 7:37 ` [RFC PATCH 1/1] cpufreq: virtio: add driver to report host frequency to guests Baorui.Liu
2026-09-16 7:49 ` sashiko-bot
2026-09-19 6:19 ` kernel test robot
2026-09-22 9:02 ` [RFC PATCH v2 0/1] cpufreq: virtio frontend to report host CPU frequency Baorui.Liu
2026-09-22 9:22 ` Michael S. Tsirkin [this message]
2026-09-22 9:02 ` [RFC PATCH v2 1/1] cpufreq: virtio: add driver to report host frequency to guests Baorui.Liu
2026-09-22 9:13 ` sashiko-bot
2026-09-24 7:18 ` Saravana Kannan
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