From: Ladislav Michl <ladis@linux-mips.org>
To: Pavel Machek <pavel@ucw.cz>
Cc: kernel list <linux-kernel@vger.kernel.org>,
linux-pm@vger.kernel.org,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, tony@atomide.com, sre@kernel.org,
nekit1000@gmail.com, mpartap@gmx.net, merlijn@wizzup.org
Subject: Re: droid 4: connection refused from voltage_now
Date: Wed, 4 Jul 2018 21:45:56 +0200 [thread overview]
Message-ID: <20180704194556.GA9189@lenoch> (raw)
In-Reply-To: <20180704171156.GA3158@amd>
On Wed, Jul 04, 2018 at 07:11:56PM +0200, Pavel Machek wrote:
> Hi!
>
> I started to use droid 4 as my primary phone... so I have battery
> monitor running for hours... Once every few days it dies with
> "connection refused" error reading battery's "voltage_now". I restart
> it and it continues working...
Ha! What exactly that "connection refused" means? Is it ECONNREFUSED (111)?
I have custom at91 based board here with few custom power supply drivers
and it sometimes ends with voltage_now of my driver being unreadable.
(I modified userspace code and waiting what's in errno in case reading fails)
> That was with v4.17; in v4.18, I'm getting "red screen" a lot.
Tests are also done v4.17.
Adding linux-pm@vger.kernel.org as it seems to be subsytem, specific.
ladis
next parent reply other threads:[~2018-07-04 19:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20180704171156.GA3158@amd>
2018-07-04 19:45 ` Ladislav Michl [this message]
2018-07-04 19:52 ` droid 4: connection refused from voltage_now Pavel Machek
2018-07-06 11:16 ` Sebastian Reichel
2018-07-06 11:23 ` Tony Lindgren
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