make PREEMPT_BKL the default.
precursor to removal of the !PREEMPT_BKL code.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
endchoice
config PREEMPT_BKL
- bool "Preempt The Big Kernel Lock"
+ def_bool y
depends on SMP || PREEMPT
- default y
- help
- This option reduces the latency of the kernel by making the
- big kernel lock preemptible.
-
- Say Y here if you are building a kernel for a desktop system.
- Say N if you are unsure.
config RCU_TRACE
bool "Enable tracing for RCU - currently stats in debugfs"