net: s2io: simplify logical constraint

[deliverable/linux.git] / drivers / clocksource / Kconfig

diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 7acdf3d735acc6077bc768b323a11145a6d61317..567788664723d5b341000af69cc4e6194ab9025d 100644 (file)
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -288,14 +288,16 @@ config ARM_ARCH_TIMER
        select CLKSRC_ACPI if ACPI
 
 config ARM_ARCH_TIMER_EVTSTREAM
-       bool "Support for ARM architected timer event stream generation"
+       bool "Enable ARM architected timer event stream generation by default"
        default y if ARM_ARCH_TIMER
        depends on ARM_ARCH_TIMER
        help
-         This option enables support for event stream generation based on
-         the ARM architected timer. It is used for waking up CPUs executing
-         the wfe instruction at a frequency represented as a power-of-2
-         divisor of the clock rate.
+         This option enables support by default for event stream generation
+         based on the ARM architected timer. It is used for waking up CPUs
+         executing the wfe instruction at a frequency represented as a
+         power-of-2 divisor of the clock rate. The behaviour can also be
+         overridden on the command line using the
+         clocksource.arm_arch_timer.evtstream parameter.
          The main use of the event stream is wfe-based timeouts of userspace
          locking implementations. It might also be useful for imposing timeout
          on wfe to safeguard against any programming errors in case an expected