linux-kernel - Re: [PATCH] pinctrl: qcom: use restart_notifier mechanism for ps

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: <11F1E440-6BD4-46F1-A399-4334FBA2C3B6@codeaurora.org>
Date:	Thu, 18 Sep 2014 15:47:20 -0700
From:	Kumar Gala <galak@...eaurora.org>
To:	Josh Cartwright <joshc@...eaurora.org>
Cc:	Bjorn Andersson <bjorn.andersson@...ymobile.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-arm-msm@...r.kernel.org,
	Pramod Gurav <pramod.gurav@...rtplayin.com>,
	Guenter Roeck <linux@...ck-us.net>
Subject: Re: [PATCH] pinctrl: qcom: use restart_notifier mechanism for ps_hold


On Sep 18, 2014, at 3:32 PM, Josh Cartwright <joshc@...eaurora.org> wrote:

> By converting to the restart_notifier mechanism for restart, we allow
> for other mechanisms, like the watchdog, to be used for restart in the
> case where PS_HOLD has failed to reset the chip.
> 
> Choose priority 128, as according to documentation, this mechanism "is
> sufficient to restart the entire system”.

Will we use a higher priority for watchdog?  or how would we fail over to watchdog?

> 
> Cc: Pramod Gurav <pramod.gurav@...rtplayin.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Signed-off-by: Josh Cartwright <joshc@...eaurora.org>
> ---
> drivers/pinctrl/qcom/pinctrl-msm.c | 38 ++++++++++++++++++++++++++------------
> 1 file changed, 26 insertions(+), 12 deletions(-)
> 

- k

-- 
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation

--
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/