Out of interest can you try running the vulkan smoketest, I'm seeing this: smoketest terminate called after throwing an instance of 'std::runtime_error' what(): VkResult -1000001004 returned Aborted (core dumped)
On Sat, 5 May 2018 at 05:25 Mario Kleiner <mario.kleiner...@gmail.com> wrote: > On Sat, May 5, 2018 at 4:08 AM, Mike Lothian <m...@fireburn.co.uk> wrote: > > I definately saw the steam bug with patch 1 but not with plasmashell, > > I started seeing it with patch 2 but it seemed to fix itself > > > > I had two hangs of kwin_x11 within the last 6 hours when alt-tabbing > between windows, where it got stuck in the > loader_dri3_swapbuffer_barrier() from patch 1/2. Not sure how that is > possible, or if the stacktrace was misleading, because i had to VT > switch to a text console to attach the debugger and this might be just > a side effect of that. But if it is true, then patch 1/2 would not be > it. Also 1/2 has a potential performance impact, whereas 2/2 doesn't. > However 2/2 would also need more work, as i can think of more complex > scenarios where it would filter the wrong events, although not in the > case of plasmashell or steam. Probably we'd need to sacrifice a few > sbc bits in the Present events serial field to transport a unique tag > for each incarnation of the loader_dri3_drawable, like a mini-hash of > the draw->eid. Ugly ugly... > > -mario >
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