linux-kernel - Re: [PATCH v5 4/5] ARM: dts: mt8135: enable basic SMP bringup for mt8135

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: <1445859610.26723.4.camel@mtksdaap41>
Date:	Mon, 26 Oct 2015 19:40:10 +0800
From:	Eddie Huang <eddie.huang@...iatek.com>
To:	Kevin Hilman <khilman@...nel.org>
CC:	Yingjoe Chen <yingjoe.chen@...iatek.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	<srv_heupstream@...iatek.com>, Arnd Bergmann <arnd@...db.de>,
	Tyler Baker <tyler.baker@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>,
	lkml <linux-kernel@...r.kernel.org>,
	Olof Johansson <olof@...om.net>,
	Rob Herring <robh+dt@...nel.org>,
	<linux-mediatek@...ts.infradead.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	Matthias Brugger <matthias.bgg@...il.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v5 4/5] ARM: dts: mt8135: enable basic SMP bringup for
 mt8135

Hi Kevin,

On Mon, 2015-10-26 at 17:06 +0900, Kevin Hilman wrote:
> On Mon, Oct 26, 2015 at 4:15 PM, Yingjoe Chen <yingjoe.chen@...iatek.com> wrote:
> > On Mon, 2015-10-26 at 09:56 +0900, Kevin Hilman wrote:
> >> Hello,
> >>
> >> On Sat, Oct 3, 2015 at 12:19 AM, Yingjoe Chen <yingjoe.chen@...iatek.com> wrote:
> >> > Add arch timer node to enable arch-timer support. MT8135 firmware
> >> > doesn't correctly setup arch-timer frequency and CNTVOFF, add
> >> > properties to workaround this.
> >> >
> >> > This also set cpu enable-method to enable SMP.
> >> >
> >> > Signed-off-by: Yingjoe Chen <yingjoe.chen@...iatek.com>
> >>
> >> kernelci.org started detecting new boot failures for the mt8135-evb in
> >> the arm-soc tree[1], and the boot failures were bisected down to this
> >> patch, which landed upstream in the form of commit d186a394bb98 (ARM:
> >> dts: mt8135: enable basic SMP bringup for mt8135)
> >>
> >> Maybe this new SMP support requires updating the firmware on the board
> >> as well?  If so, the changelog should've been a bit more explicit
> >> about firmware dependencies.
> >
> > Kevin,
> >
> > Thanks for testing.
> >
> > No, it doesn't need new firmware. Will test to see what's going wrong.
> 
> Thanks for following up.  I'll be glad to test any patches if you have
> anything you'd like me to test.

You need "clockevents/drivers/mtk: Fix spurious interrupt leading to
crash" (https://lkml.org/lkml/2015/8/24/803)

Daniel Lezcano already applied this patch in his tree for 4.4.
(https://git.linaro.org/people/daniel.lezcano/linux.git)

Eddie
Thanks


--
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/