On Mon, Feb 04, 2013 at 10:52:21AM -0500, Steven Rostedt wrote:
> The rcu torture test uses trace_clock, and requires that it be built
> into the kernel. If it is not, then we get the following build error:
>
> ERROR: "trace_clock_local" [kernel/rcutorture.ko] undefined!
>
> Reported-by: Tetsuo Handa <penguin-ker...@i-love.sakura.ne.jp>
> Signed-off-by: Steven Rostedt <rost...@goodmis.org>
This would work, but would unnecessarily force trace_clock_local()
to be defined when RCU tracing is disabled. So, would the alternative
patch I posted work for you?
Thanx, Paul
> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index 4057127..b542477 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -942,6 +942,7 @@ config SPARSE_RCU_POINTER
> config RCU_TORTURE_TEST
> tristate "torture tests for RCU"
> depends on DEBUG_KERNEL
> + select TRACE_CLOCK
> default n
> help
> This option provides a kernel module that runs torture tests
>
>
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