linux-kernel - Re: [GIT PULL] platform-drivers-x86 for 3.19

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]

Date:	Mon, 12 Jan 2015 10:38:31 -0800
From:	Darren Hart <dvhart@...radead.org>
To:	"Kirill A. Shutemov" <kirill@...temov.name>
Cc:	Andy Lutomirski <luto@....edu>,
	Henrique de Moraes Holschuh <hmh@....eng.br>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] platform-drivers-x86 for 3.19

On Mon, Jan 12, 2015 at 12:58:02AM +0200, Kirill A. Shutemov wrote:
> On Thu, Dec 18, 2014 at 09:51:27AM -0800, Darren Hart wrote:
> > thinkpad-acpi using software mute simplifies the driver and the user experience
> > significantly.
> 
> Except when it doesn't.
> 
> I'm probably in minority, but I don't use fancy userspace to mess with my
> mixer and the mute button worked just fine for me before the change.
> Wasted half an hour to find out what happened is not a pure win from user
> experience point of view.
> 
> Is it really necessary to have software_mute_requested == true by default?
> Can fancy userspace ask for desired behaviour instead and change kernel to
> not send hotkeys change notification until software_mute is enabled?
> 
> -- 
>  Kirill A. Shutemov
> 

Thanks for the report Kirill,

Andy, we're at RC4, so if we need to fix (or revert) this fix, we only have a
couple weeks to do so.

Kirill, to define the scope of the problem, if you specify
software_mute_requested as false on the kernel command line, does your system
function as expected?

Thanks,

-- 
Darren Hart
Intel Open Source Technology Center
--
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/