linux-kernel - Re: [Intel-gfx] 3.19-rc1 errors when opening LID

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1419711478.20894.5.camel@perches.com>
Date:	Sat, 27 Dec 2014 12:17:58 -0800
From:	Joe Perches <joe@...ches.com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	Pali Rohár <pali.rohar@...il.com>,
	nick <xerofoify@...il.com>,
	Daniel Vetter <daniel.vetter@...el.com>,
	Jani Nikula <jani.nikula@...ux.intel.com>,
	David Airlie <airlied@...ux.ie>,
	intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org, Len Brown <lenb@...nel.org>,
	linux-acpi@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
	linux-pci@...r.kernel.org,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [Intel-gfx] 3.19-rc1 errors when opening LID

On Sat, 2014-12-27 at 21:22 +0100, Rafael J. Wysocki wrote:
[]
> +++ linux-pm/include/acpi/acpi_bus.h
> @@ -589,7 +589,8 @@ static inline u32 acpi_target_system_sta
>  
>  static inline bool acpi_device_power_manageable(struct acpi_device *adev)
>  {
> -	return adev->flags.power_manageable;
> +	return adev->flags.power_manageable
> +		&& (adev->status.present || adev->status.functional);

Most code in the kernel has these logical
continuations at the end of the previous line.

> +++ linux-pm/drivers/acpi/device_pm.c
[]
> @@ -361,7 +362,7 @@ bool acpi_bus_power_manageable(acpi_hand
>  	int result;
>  
>  	result = acpi_bus_get_device(handle, &device);
> -	return result ? false : device->flags.power_manageable;
> +	return result ? false : acpi_device_power_manageable(device);

This might read better as:

	if (acpi_bus_get_device(handle, &device))
		return false;

	return acpi_device_power_manageable(device);


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/