On 26 September 2015 at 21:25, Francisco Jerez <curroje...@riseup.net> wrote: > Emil Velikov <emil.l.veli...@gmail.com> writes: > >> Hi all, >> >> On 10 September 2015 at 00:30, Mark Janes <mark.a.ja...@intel.com> wrote: >>> Mark Janes <mark.a.ja...@intel.com> writes: >>> >>>> Francisco Jerez <curroje...@riseup.net> writes: >>>> >>>>> Mark Janes <mark.a.ja...@intel.com> writes: >>>>> >>>>>> When I tested this, I saw an intermittent BSW gpu hang. I haven't been >>>>>> able to confirm that it is due to the host-mem-barrier test. >>>>>> >>>>> It would probably be useful to know if the hang is due to any of the >>>>> image load/store tests or if it's something unrelated. >>>> >>>> Yes, you are right. I will take some time tomorrow to catch the >>>> specific test. Given the low rate of gpu hangs on BSW lately, I expect >>>> it will be due to image load/store tests. However I need to confirm it. >>> >>> I spent time attempting to reproduce hangs with this patch on BSW today. >>> I forced 3 hangs, but none of them could be attributed to image >>> load/store tests. >>> >> With the above said, should we consider this as inconclusive fix ? If >> so, what is the plan going forward - is this going to the bin or we'll >> beat it into shape and merge it ? >> > Heh... The above means that there is an outstanding hang bug on BSW, > but it's unrelated to the problem addressed by this patch (or > ARB_shader_image_load_store at any rate). This patch fixes a GPU hang > on both BDW and BSW and I recommend it's included in the next stable > release. > I guess I was too subtle here - the patch never landed in master. Not in its current form at least.
The last related change seem to be commit ac7664e4936(i965/gen7-8: Poke the 3DSTATE UAV access enable bits.) which is partially reverted with this patch. -Emil _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
