<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - REGRESSION: GPU hangs when enable_fbc=1" href="https://bugs.freedesktop.org/show_bug.cgi?id=98213#c6">Comment # 6</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - REGRESSION: GPU hangs when enable_fbc=1" href="https://bugs.freedesktop.org/show_bug.cgi?id=98213">bug 98213</a> from <a class="email" href="mailto:gwhite@kupulau.com" title="Greg White <gwhite@kupulau.com>"> Greg White</a> <pre>OK, that took a long time, but looks like this is it: c58b735fc762e891481e92af7124b85cb0a51fce is the first bad commit commit c58b735fc762e891481e92af7124b85cb0a51fce Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Date: Thu Aug 18 17:16:57 2016 +0100 drm/i915: Allocate rings from stolen If we have stolen available, make use of it for ringbuffer allocation. Previously this was restricted to !llc platforms, as writing to stolen requires a GGTT mapping - but now that we have partial mappable support, the mappable aperture isn't quite so precious so we can use it more freely and ringbuffers are a good user for the otherwise wasted stolen. Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Reviewed-by: Joonas Lahtinen <<a href="mailto:joonas.lahtinen@linux.intel.com">joonas.lahtinen@linux.intel.com</a>> Link: <a href="http://patchwork.freedesktop.org/patch/msgid/20160818161718.27187-18-chris@chris-wilson.co.uk">http://patchwork.freedesktop.org/patch/msgid/20160818161718.27187-18-chris@chris-wilson.co.uk</a> :040000 040000 1a77b1ba168a72106a74ae5ad3f28a49f40a88b0 2cf3076da77f4753071dfb926e391166a8532354 M drivers</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> <li>You are on the CC list for the bug.</li> </ul> </body> </html>