linux-kernel - Re: [PATCH] pinctrl: cherryview: Do not mask all interrupts on probe

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:	Thu, 18 Aug 2016 16:58:13 +0300
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	Anisse Astier <anisse@...ier.eu>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Yu C Chen <yu.c.chen@...el.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: cherryview: Do not mask all interrupts on probe

On Thu, Aug 18, 2016 at 03:52:57PM +0200, Anisse Astier wrote:
> On Thu, Aug 18, 2016 at 2:13 PM, Mika Westerberg
> <mika.westerberg@...ux.intel.com> wrote:
> > On Wed, Aug 17, 2016 at 03:42:58PM +0200, Anisse Astier wrote:
> >> pin 25 (GPIO_SUS6) GPIO ctrl0 0xec918201 ctrl1 0x05c00001
> >
> > It is this one (GPIO_SUS6).
> >
> > I wonder if we can relax the driver so that it only masks pins which are
> > not configured to generate interrupts by the BIOS. I quickly tried
> > following on one Braswell machine and it did not generate spurious
> > interrupts.
> >
> > Can you check if this works for you?
> 
> I tried it, your patch is working. It gives the same result as not
> clearing the north community. I receive the ACPI events.

OK, thanks for testing.

I'll make a formal patch and submit it with you CC'd. Let's hope it will
not break anything :)