From: Nicolas Pitre <nicolas.pitre@linaro.org>
To: Dave Martin <Dave.Martin@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Kukjin Kim <kgene.kim@samsung.com>,
Russell King <linux@arm.linux.org.uk>,
Ben Dooks <ben-linux@fluff.org>, Pawel Moll <pawel.moll@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
Rob Herring <rob.herring@calxeda.com>,
linux-samsung-soc@vger.kernel.org,
Vyacheslav Tyrtov <v.tyrtov@samsung.com>,
Rob Landley <rob@landley.net>,
Stephen Warren <swarren@wwwdotorg.org>,
Tarek Dakhran <t.dakhran@samsung.com>,
Thomas Gleixner <tglx@linutronix.de>,
Naour Romain <romain.naour@openwide.fr>,
Mike Turquette <mturquette@linaro.org>,
linux-arm-kernel@lists.infradead.org,
Heiko Stuebner <heiko@sntech.de>
Subject: Re: [PATCH 3/6] ARM: EXYNOS: add Exynos Dual Cluster Support
Date: Mon, 7 Oct 2013 18:06:27 -0400 (EDT) [thread overview]
Message-ID: <alpine.LFD.2.03.1310071804030.3023@syhkavp.arg> (raw)
In-Reply-To: <20131007140343.GA12030@localhost.localdomain>
On Mon, 7 Oct 2013, Dave Martin wrote:
> On Fri, Oct 04, 2013 at 03:51:31PM -0400, Nicolas Pitre wrote:
> > No FIQs are supposed to ever race with this code.
>
> There is an anomaly though: FIQ and external abort don't seem to get
> explicitly masked anywhere, either on the suspend or powerdown paths.
> Sometimes either or both remains unmasked (I tried some trace in the
> TC2 MCPM backend to confirm this.)
>
> Looks like a possible omission in the arch/arm/ suspend and shutdown
> code, rather than a problem specific to MCPM.
Possibly, yes.
Feel free to post a patch.
Nicolas
next prev parent reply other threads:[~2013-10-07 22:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-07 14:03 Dave Martin
2013-10-07 22:06 ` Nicolas Pitre [this message]
-- strict thread matches above, loose matches on Subject: below --
2013-10-01 16:17 [PATCH 0/6] Exynos 5410 Dual cluster support Vyacheslav Tyrtov
2013-10-01 16:17 ` [PATCH 3/6] ARM: EXYNOS: add Exynos Dual Cluster Support Vyacheslav Tyrtov
2013-10-01 19:55 ` Nicolas Pitre
2013-10-02 13:05 ` Dave Martin
2013-10-02 12:55 ` Dave Martin
2013-10-04 19:51 ` Nicolas Pitre
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