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| -rw-r--r-- | init/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig index 0d0bbf2..dcc96a8 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -775,6 +775,14 @@ config PREEMPT_NOTIFIERS choice prompt "RCU implementation type:" default CLASSIC_RCU + help + This allows you to choose either the classic RCU implementation + that is designed for best read-side performance on non-realtime + systems, or the preemptible RCU implementation for best latency + on realtime systems. Note that some kernel preemption modes + will restrict your choice. + + Select the default if you are unsure. config CLASSIC_RCU bool "Classic RCU" |
