On Fri, 12 Apr 2019 10:47:39 +0200 Guido =?iso-8859-1?Q?G=FCnther?= <[email protected]> wrote: > Hi, > On Thu, Apr 11, 2019 at 11:27:05PM +0200, Michael Biebl wrote: > > Am 11.04.2019 um 22:47 schrieb Michael Biebl: > > > Am 11.04.19 um 21:46 schrieb Guido Günther: > > > > >> it took me a while to figure out why rendering got broken in my wayland > > >> compositor. It would be great if the change from video to render group > > >> could be mentioned in udev.NEWS. > > > > > > That is unexpected. > > > We still apply the uaccess tag for /dev/dri/renderD* so should be > > > accessible to local, active sessions (including a wayland session) > > > > > > > Btw, what exactly was the breakage? > > Rendering got corrupted since the compositor could not open the render > node but used /dev/card1. > > > I assume you worked around that for now by adding your user to group > > render? > > Which wayland compositor is that, btw? How do you start it? > > It's a wlroots based compositor started by a systemd unit¹ and the /dev > tmpfs has currently no ACLs (due to > https://github.com/systemd/systemd/issues/9674) so the uaccess rules > don't apply here. So while I think that uaccess is way more common > (otherwise I'd picked up a way higher severity for the bug) changing > groups of devices might merit a clear warning.
Hm, I'm a bit undecided. This seems like a very special setup you have there and a NEWS entry is shown to basically every user. If it was a more common issue, I would totally agree with you. Martin, Marco, what's your take on this? Regards, Michael -- Why is it that all of the instruments seeking intelligent life in the universe are pointed away from Earth?
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