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author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-02-23 14:50:31 +0000 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-02-24 12:57:32 +0000 |
commit | fe9ae7a3bfdb1d5933210f53e9efa7655768d238 (patch) | |
tree | 68827228f49b04c32d79d09d8f86c60e40b20692 /drivers/gpu/drm/i915/intel_lrc.c | |
parent | ffe5111e28e52212040db1617a75035d6d6f9447 (diff) | |
download | op-kernel-dev-fe9ae7a3bfdb1d5933210f53e9efa7655768d238.zip op-kernel-dev-fe9ae7a3bfdb1d5933210f53e9efa7655768d238.tar.gz |
drm/i915/execlists: Detect an out-of-order context switch
We require that the request is completed before the context is switched
away.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170223145031.26210-1-chris@chris-wilson.co.uk
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lrc.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_lrc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 39329d4..1c6c716 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -591,6 +591,7 @@ static void intel_lrc_irq_handler(unsigned long data) GEM_BUG_ON(port[0].count == 0); if (--port[0].count == 0) { GEM_BUG_ON(status & GEN8_CTX_STATUS_PREEMPTED); + GEM_BUG_ON(!i915_gem_request_completed(port[0].request)); execlists_context_status_change(port[0].request, INTEL_CONTEXT_SCHEDULE_OUT); |