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Re: [gpsd-dev] PPS not showing in gpsmon/gpsd on RPi 3


From: Gary E. Miller
Subject: Re: [gpsd-dev] PPS not showing in gpsmon/gpsd on RPi 3
Date: Sat, 23 Apr 2016 14:48:41 -0700

Yo Oliver!

On Sat, 23 Apr 2016 17:46:02 +0100
Oliver Jowett <address@hidden> wrote:

> IIRC I had some problems with the timing of when the PPS thread was
> started; in some cases it would happen after root had been dropped. I
> think there was a race between the pps thread opening the PPS device
> and the main thread dropping root.

Yeah, when gpsd was changed to drop root the knock on effects were
never fully resolved.

> Also note that you need _write_ access to the pps device, not just
> read.

Got a citation for that?

RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
        address@hidden  Tel:+1 541 382 8588

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