Hi all, After merging the drm-intel tree, today's linux-next build (x86_64 allmodconfig) failed like this: In file included from include/trace/define_trace.h:90:0, from drivers/gpu/drm/i915/i915_trace.h:520, from drivers/gpu/drm/i915/i915_trace_points.c:12: drivers/gpu/drm/i915/./i915_trace.h: In function 'ftrace_raw_event_i915_gem_evict_vm': drivers/gpu/drm/i915/./i915_trace.h:246:22: error: 'dev' undeclared (first use in this function) __entry->dev = dev->primary->index; ^ include/trace/ftrace.h:574:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^ include/trace/ftrace.h:36:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^ drivers/gpu/drm/i915/./i915_trace.h:236:1: note: in expansion of macro 'TRACE_EVENT' TRACE_EVENT(i915_gem_evict_vm, ^ drivers/gpu/drm/i915/./i915_trace.h:245:6: note: in expansion of macro 'TP_fast_assign' TP_fast_assign( ^ drivers/gpu/drm/i915/./i915_trace.h:246:22: note: each undeclared identifier is reported only once for each function it appears in __entry->dev = dev->primary->index; ^ include/trace/ftrace.h:574:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^ include/trace/ftrace.h:36:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^ drivers/gpu/drm/i915/./i915_trace.h:236:1: note: in expansion of macro 'TRACE_EVENT' TRACE_EVENT(i915_gem_evict_vm, ^ drivers/gpu/drm/i915/./i915_trace.h:245:6: note: in expansion of macro 'TP_fast_assign' TP_fast_assign( ^ In file included from include/trace/define_trace.h:90:0, from drivers/gpu/drm/i915/i915_trace.h:520, from drivers/gpu/drm/i915/i915_trace_points.c:12: drivers/gpu/drm/i915/./i915_trace.h: In function 'perf_trace_i915_gem_evict_vm': drivers/gpu/drm/i915/./i915_trace.h:246:22: error: 'dev' undeclared (first use in this function) __entry->dev = dev->primary->index; ^ include/trace/ftrace.h:708:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^ include/trace/ftrace.h:36:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^ drivers/gpu/drm/i915/./i915_trace.h:236:1: note: in expansion of macro 'TRACE_EVENT' TRACE_EVENT(i915_gem_evict_vm, ^ drivers/gpu/drm/i915/./i915_trace.h:245:6: note: in expansion of macro 'TP_fast_assign' TP_fast_assign( ^ Caused by commit a25ca17c1eac ("drm/i915: Do not dereference pointers from ring buffer in evict event"). I have used the drm-intel tree from next-20140318 for today. -- Cheers, Stephen Rothwell