benchmark: Build osperf only when pipes and hpwork are enabled

Building osperf requires pipes and hpwork, which are disabled
by default. These features should be enabled before osperf is
built. The select directive could cause issues and should be
avoided, so we use the depends on directive.

Signed-off-by: Fukui Daichi <[email protected]>

Author: daichifukui

benchmarks/osperf/Kconfig

@@ -6,6 +6,8 @@
 config BENCHMARK_OSPERF
 	tristate "System performance profiling"
 	default n
+	depends on PIPES
+	depends on SCHED_HPWORK
 	---help---
 		Measure the performance of core system functions, such as thread
 		switching and the time required for semaphore execution