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SubjectRe: [GIT PULL] tracing: Various cleanups for 2.6.32
From
2009/8/2 Ingo Molnar <mingo@elte.hu>:
>
>> > Frederic Weisbecker (5):
>> >       tracing/function-graph-tracer: Drop the useless nmi protection
>> >       tracing/function-tracer: Move trace_function() in the function tracer file
>> >       tracing/core: Make the stack entry helpers global
>> >       tracing: Move sched event insertion helpers in the sched switch tracer file
>> >       tracing/function-graph-tracer: Move graph event insertion helpers in the graph tracer file
>> >
>> > Lai Jiangshan (1):
>> >       tracing: Simplify print_graph_cpu()
>
> One of these causes this build failure in -tip testing:
>
> kernel/built-in.o: In function `ftrace':
> (.text+0x4f497): undefined reference to `trace_function'
> kernel/built-in.o: In function `trace_hardirqs_off_caller':
> (.text+0x530b1): undefined reference to `trace_function'
> kernel/built-in.o: In function `trace_hardirqs_off':
> (.text+0x53190): undefined reference to `trace_function'
> kernel/built-in.o: In function `start_critical_timings':
> (.text+0x5326f): undefined reference to `trace_function'
> kernel/built-in.o: In function `check_critical_timing':
> trace_irqsoff.c:(.text+0x533aa): undefined reference to `trace_function'
> kernel/built-in.o:trace_irqsoff.c:(.text+0x533e5): more undefined references to `trace_function' follow
>
> config attached.
>
>        Ingo
>


I may have forgotten a CONFIG dependency. I'll look at it very soon, thanks.
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