RE: [PATCH v2 2/2] arm64/hyperv: Use CPUHP_AP_HYPERV_ONLINE state to fix CPU online sequencing

[Dexuan Cui]

> From: Michael Kelley (LINUX) <mikelley@xxxxxxxxxxxxx>
> Sent: Tuesday, May 23, 2023 10:14 AM
> To: KY Srinivasan <kys@xxxxxxxxxxxxx>; Haiyang Zhang
> <haiyangz@xxxxxxxxxxxxx>; wei.liu@xxxxxxxxxx; Dexuan Cui
> <decui@xxxxxxxxxxxxx>; catalin.marinas@xxxxxxx; will@xxxxxxxxxx;
> tglx@xxxxxxxxxxxxx; mingo@xxxxxxxxxx; bp@xxxxxxxxx;
> dave.hansen@xxxxxxxxxxxxxxx; hpa@xxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> linux-hyperv@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> x86@xxxxxxxxxx
> Cc: Michael Kelley (LINUX) <mikelley@xxxxxxxxxxxxx>
> Subject: [PATCH v2 2/2] arm64/hyperv: Use CPUHP_AP_HYPERV_ONLINE
> state to fix CPU online sequencing
> 
> State CPUHP_AP_HYPERV_ONLINE has been introduced to correctly sequence
> the
> initialization of hyperv_pcpu_input_arg. Use this new state for Hyper-V
> initialization so that hyperv_pcpu_input_arg is allocated early enough.
> 
> Signed-off-by: Michael Kelley <mikelley@xxxxxxxxxxxxx>
> ---
> 
> Changes in v2:
> * Fixed typo in commit message [Dexuan Cui]

Reviewed-by: Dexuan Cui <decui@xxxxxxxxxxxxx>