linux-kernel - Re: [PATCH]xen: fix up config dependencies on PM

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Date:	Thu, 10 Jul 2008 13:25:42 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH]xen: fix up config dependencies on PM

On Thursday, 10 of July 2008, Jeremy Fitzhardinge wrote:
> Xen save/restore needs bits of code enabled by PM_SLEEP, and PM_SLEEP
> depends on PM.  So make XEN_SAVE_RESTORE depend on PM and PM_SLEEP
> depend on XEN_SAVE_RESTORE.
> 
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>

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

> ---
>  arch/x86/xen/Kconfig |    5 +++++
>  kernel/power/Kconfig |    2 +-
>  2 files changed, 6 insertions(+), 1 deletion(-)
> 
> ===================================================================
> --- a/arch/x86/xen/Kconfig
> +++ b/arch/x86/xen/Kconfig
> @@ -23,3 +23,8 @@
>           according to the maximum possible memory size of a Xen
>           domain.  This array uses 1 page per gigabyte, so there's no
>           need to be too stingy here.
> +
> +config XEN_SAVE_RESTORE
> +       bool
> +       depends on PM
> +       default y
> \ No newline at end of file
> ===================================================================
> --- a/kernel/power/Kconfig
> +++ b/kernel/power/Kconfig
> @@ -82,7 +82,7 @@
>  
>  config PM_SLEEP
>  	bool
> -	depends on SUSPEND || HIBERNATION
> +	depends on SUSPEND || HIBERNATION || XEN_SAVE_RESTORE
>  	default y
>  
>  config SUSPEND
> 
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