Hi Russell, Am Dienstag, den 26.06.2018, 16:36 +0100 schrieb Russell King - ARM Linux: > On Tue, Jun 26, 2018 at 09:17:26AM +0100, Russell King - ARM Linux > wrote: > > On Tue, Jun 19, 2018 at 02:28:46PM +0200, Lucas Stach wrote: > > > Agreed. I'll look into bringing back the process detection for > > > 4.17 > > > stable. > > > > > > I'm still curious why the GC600 on the Dove is that slow. With > > > performance like this moving a big(ish) window on the screen must > > > be a > > > horrible user experience. > > > > This doesn't seem to be the cause - it seems that there's something > > going on with 4.17 that really is causing the Dove GC600 to get > > stuck. > > Reverting all the drivers/gpu/drm/etnaviv changes back to the 4.16 > > state while keeping everything else the same results in no hangs, > > whereas increasing the timeout with 4.17 still results in hangs. > > > > I'll try to find some time to bisect. > > Sorry, it seems that my attempts to change what was running on the > system were ineffective (due to the etnaviv module loaded from the > initramfs, not from the fs copy I was updating.) Extending the > timeout to 5 seconds does indeed stop the issue. Thanks for confirming that the issue is caused by the removed progress check. > More importantly, it stops some memory corruption I've observed as > well, caused by etnaviv freeing buffers when it thinks the GPU has > timed out while the GPU is still writing to them. Urgh, that is really bad. I'll get a fix out of the door tomorrow. Regards, Lucas _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
