X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2FKconfig.preempt;h=0669b70fa6a3af35c4c67599575a8c2a12154fa4;hb=f3191248bf1bf6627c04c5624904df45e0a979ed;hp=c64ce9c14207644bfc07c5f2c729f5fe9b66c5b6;hpb=9b6a51746ffe8d619f1097675d2dc5e303470024;p=linux-2.6 diff --git a/kernel/Kconfig.preempt b/kernel/Kconfig.preempt index c64ce9c142..0669b70fa6 100644 --- a/kernel/Kconfig.preempt +++ b/kernel/Kconfig.preempt @@ -52,14 +52,13 @@ config PREEMPT endchoice -config PREEMPT_BKL - bool "Preempt The Big Kernel Lock" - depends on SMP || PREEMPT +config RCU_TRACE + bool "Enable tracing for RCU - currently stats in debugfs" + select DEBUG_FS default y help - This option reduces the latency of the kernel by making the - big kernel lock preemptible. + This option provides tracing in RCU which presents stats + in debugfs for debugging RCU implementation. - Say Y here if you are building a kernel for a desktop system. + Say Y here if you want to enable RCU tracing Say N if you are unsure. -