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Re: [PATCH v7 05/15] pmstat&xenpm: Re-arrage for cpufreq union
- To: Jason Andryuk <jandryuk@xxxxxxxxx>
- From: Anthony PERARD <anthony.perard@xxxxxxxxxx>
- Date: Thu, 27 Jul 2023 11:45:51 +0100
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- Cc: <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>
- Delivery-date: Thu, 27 Jul 2023 10:46:08 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Wed, Jul 26, 2023 at 01:09:35PM -0400, Jason Andryuk wrote:
> Rearrange code now that xen_sysctl_pm_op's get_para fields has the
> nested union and struct. In particular, the scaling governor
> information like scaling_available_governors is inside the union, so it
> is not always available. Move those fields (op->u.get_para.u.s.u.*)
> together as well as the common fields (ones outside the union like
> op->u.get_para.turbo_enabled).
>
> With that, gov_num may be 0, so bounce buffer handling needs
> to be modified.
>
> scaling_governor and other fields inside op->u.get_para.u.s.u.* won't be
> used for hwp, so this will simplify the change when hwp support is
> introduced and re-indents these lines all together.
>
> Signed-off-by: Jason Andryuk <jandryuk@xxxxxxxxx>
> Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
Thanks,
--
Anthony PERARD
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