On Tue, 2017-02-21 at 20:56 +0000, Luca Boccassi wrote: > On Mon, 2017-02-20 at 11:25 +0000, Luca Boccassi wrote: > > On Sun, 2017-02-19 at 21:09 +0100, Andreas Beckmann wrote: > > > Control: fixed -1 361.45.18-1 > > > > > > On 2017-02-11 00:06, Andreas Beckmann wrote: > > > > Problem is that the 340xx driver (didn't check 304xx) does not > > > > unregister the proc entries if it aborts loading (due to > > > > nouveau > > > > being > > > > loaded already). > > > > > > The missing nv_unregister_procfs() call was added upstream in the > > > 361 > > > series. > > > > > > The same problem seems to exist in 304xx. I've ported my patch to > > > that > > > legacy series, too, but I have no way to test it properly. > > > > > > Luca, perhaps you could try the following (even if you have no > > > 304xx > > > requiring hardware, as long as the test machine has a nvidia > > > gpu): > > > * load nouveau module > > > * load 304xx module (should fail, since another module has > > > already > > > grabbed the device) > > > > > > I don't know if the relevant code path gets executed if no > > > supported > > > hardware is available ... if it is I would expect the 304xx > > > module > > > (without patch) to leave a stale /proc/driver/nvidia (requires > > > reboot to > > > get rid of it again), while the patched version leaves /proc > > > clean. > > > It's also possible that the problem is not (easily) reproducible > > > on > > > 304xx, since the initialization of the procfs entries seems to > > > come > > > much > > > later. > > > > I can certainly give it a spin, in the next couple of days > > probably, > > will report back how it goes. > > > > Kind regards, > > Luca Boccassi > > It is surprisingly difficult to boot with only nouveau! Loads and > loads > of things trying to load the nvidia module. > > Anyway, I just tried with the latest 378 kernel module, and it still > leaves behind the /proc/driver/nvidia, if nouveau is loaded first. > > Kind regards, > Luca Boccassi
Ok I managed to fix everything that was trying to load nvidia modules. Now booting with nouveau, I can't actually manage to reproduce the stale /proc/driver/nvidia with any series - tried 304, 340 and 378. Not sure what's going on... Kind regards, Luca Boccassi
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