git.baikalelectronics.ru Git - kernel.git/commit

author	Chris Wilson <chris@chris-wilson.co.uk>
	Thu, 27 Feb 2020 08:57:15 +0000 (08:57 +0000)
committer	Chris Wilson <chris@chris-wilson.co.uk>
	Fri, 28 Feb 2020 13:01:14 +0000 (13:01 +0000)
commit	acc4f66814fca0c7e0a12dd5cae4a834e60e4b25
tree	b6129061a28bbf728cd673f5843bfa70c0fca12a	tree \| snapshot
parent	97479172ce006c634941385a1ba485199c779635	commit \| diff

drm/i915/selftests: Verify LRC isolation

Record the LRC registers before/after a preemption event to ensure that
the first context sees nothing from the second client; at least in the
normal per-context register state.

References: https://gitlab.freedesktop.org/drm/intel/issues/1233
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200227085723.1961649-12-chris@chris-wilson.co.uk