linux-kernel - Re: [PATCH] ACPI / PM: Fix error message in __acpi_bus_set

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Date:	Fri, 18 May 2012 22:56:23 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	ACPI Devel Mailing List <linux-acpi@...r.kernel.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, Len Brown <lenb@...nel.org>,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [PATCH] ACPI / PM: Fix error message in __acpi_bus_set_power()

On Monday, May 14, 2012, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> After recent changes of the ACPI device low-power states definitions
> an error message in __acpi_bus_set_power() needs to be updated so
> that it prints the correct name of the state that has been requested
> (currently it will print "D3" for D3hot and "D4" for D3cold).

Please disregard this patch, I'll send a better one in a little while.

Thanks,
Rafael


> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> ---
>  drivers/acpi/bus.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> Index: linux/drivers/acpi/bus.c
> ===================================================================
> --- linux.orig/drivers/acpi/bus.c
> +++ linux/drivers/acpi/bus.c
> @@ -240,7 +240,9 @@ static int __acpi_bus_set_power(struct a
>  	}
>  
>  	if (!device->power.states[state].flags.valid) {
> -		printk(KERN_WARNING PREFIX "Device does not support D%d\n", state);
> +		printk(KERN_WARNING PREFIX "Device does not support D%d%s\n",
> +			state == ACPI_STATE_D3_COLD ? 3 : state,
> +			state == ACPI_STATE_D3_HOT ? "hot" : "");
>  		return -ENODEV;
>  	}
>  	if (device->parent && (state < device->parent->power.state)) {
> --
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