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rcuscale: Allow rcuscale without RCU Tasks Rude/Trace

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Currently, a CONFIG_PREEMPT_NONE=y kernel substitutes normal RCU for
RCU Tasks Rude and RCU Tasks Trace.  Unless that kernel builds rcuscale,
whether built-in or as a module, in which case these RCU Tasks flavors are
(unnecessarily) built in.  This both increases kernel size and increases
the complexity of certain tracing operations.  This commit therefore
decouples the presence of rcuscale from the presence of RCU Tasks Rude
and RCU Tasks Trace.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney
2022-03-25 17:05:40 -07:00
parent 4df002d908
commit 5ce027f4cd
3 changed files with 13 additions and 4 deletions
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kernel/rcu/Kconfig.debug
-2
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@@ -28,8 +28,6 @@ config RCU_SCALE_TEST
depends on DEBUG_KERNEL
select TORTURE_TEST
select SRCU
select TASKS_RUDE_RCU
select TASKS_TRACE_RCU
default n
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This option provides a kernel module that runs performance