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authorChris Wilson <chris@chris-wilson.co.uk>2016-10-28 13:58:32 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2016-10-28 20:53:45 +0100
commit4c7d62c6b8a2b4e2300d977644e78b25a2d5f4d0 (patch)
treed7dd15a7872af1d87c39211beb92142e841bddb4 /drivers/gpu/drm/i915/i915_gem_render_state.c
parent4e50f082ac51c95046a8315612ce1d9acb2b3d63 (diff)
downloadop-kernel-dev-4c7d62c6b8a2b4e2300d977644e78b25a2d5f4d0.zip
op-kernel-dev-4c7d62c6b8a2b4e2300d977644e78b25a2d5f4d0.tar.gz
drm/i915: Markup GEM API with lockdep asserts
Add lockdep_assert_held(struct_mutex) to the API preamble of the internal GEM interfaces. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-9-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_render_state.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_render_state.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c
index 9625e1a..0529324 100644
--- a/drivers/gpu/drm/i915/i915_gem_render_state.c
+++ b/drivers/gpu/drm/i915/i915_gem_render_state.c
@@ -223,6 +223,8 @@ int i915_gem_render_state_emit(struct drm_i915_gem_request *req)
struct intel_render_state *so;
int ret;
+ lockdep_assert_held(&req->i915->drm.struct_mutex);
+
so = req->engine->render_state;
if (!so)
return 0;
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