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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2020-01-02 13:17:07 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-01-03 11:26:01 +0000 |
| commit | 1d0e2c9359fec6212af8c5fb29d5d56269f96968 (patch) | |
| tree | 6927b77d9d27814c0e7a6431f2ec2925c888348a /drivers/gpu/drm/i915/gt/intel_context_types.h | |
| parent | drm/i915/gt: Discard stale context state from across idling (diff) | |
| download | linux-dev-1d0e2c9359fec6212af8c5fb29d5d56269f96968.tar.xz linux-dev-1d0e2c9359fec6212af8c5fb29d5d56269f96968.zip | |
drm/i915/gt: Always poison the kernel_context image before unparking
Keep scrubbing the kernel_context image with poison before we reset it
in order to demonstrate that we will be resilient in the case where it
is accidentally overwritten on idle.
Suggested-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200102131707.1463945-5-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_context_types.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_context_types.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h index 9527a659546c..ca1420fb8b53 100644 --- a/drivers/gpu/drm/i915/gt/intel_context_types.h +++ b/drivers/gpu/drm/i915/gt/intel_context_types.h @@ -17,6 +17,8 @@ #include "intel_engine_types.h" #include "intel_sseu.h" +#define CONTEXT_REDZONE POISON_INUSE + struct i915_gem_context; struct i915_vma; struct intel_context; |