linux-kernel - Re: [PATCH v2] ACPI processor: Fix a typo error in commit 99b725084

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Message-Id: <201207311126.53468.rjw@sisk.pl>
Date:	Tue, 31 Jul 2012 11:26:53 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Feng Tang <feng.tang@...el.com>
Cc:	len.brown@...el.com, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, paulmck@...ux.vnet.ibm.com,
	Thomas Renninger <trenn@...e.de>,
	Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>
Subject: Re: [PATCH v2] ACPI processor: Fix a typo error in commit 99b725084

On Tuesday, July 31, 2012, Feng Tang wrote:
> In commit 99b725084 "ACPI processor hotplug: Delay acpi_processor_start()
> call for hotplugged cores", acpi_processor_hotplug(pr) was wrongly replaced
> by acpi_processor_cst_has_changed() inside the acpi_cpu_soft_notify(). This
> patch will restore it back, which also fixes a tick_broadcast_mask regression:
> 	https://lkml.org/lkml/2012/7/30/169
> 
> [Resend to ACPI mail list and Cc stable kernel]
> 
> Signed-off-by: Feng Tang <feng.tang@...el.com>
> Cc: Thomas Renninger <trenn@...e.de>
> Cc: Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>
> Cc: <stable@...r.kernel.org> # 3.3+

Reviewed-by: Rafael J. Wysocki <rjw@...k.pl>

> ---
>  drivers/acpi/processor_driver.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
> index ff8e04f..bfc31cb 100644
> --- a/drivers/acpi/processor_driver.c
> +++ b/drivers/acpi/processor_driver.c
> @@ -437,7 +437,7 @@ static int acpi_cpu_soft_notify(struct notifier_block *nfb,
>  		/* Normal CPU soft online event */
>  		} else {
>  			acpi_processor_ppc_has_changed(pr, 0);
> -			acpi_processor_cst_has_changed(pr);
> +			acpi_processor_hotplug(pr);
>  			acpi_processor_reevaluate_tstate(pr, action);
>  			acpi_processor_tstate_has_changed(pr);
>  		}
> 

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