summaryrefslogtreecommitdiff
path: root/arch/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'arch/Kconfig')
-rw-r--r--arch/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 33687dddd86a..28c0f1ad80d7 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -901,6 +901,16 @@ config HAVE_ARCH_PREL32_RELOCATIONS
config ARCH_USE_MEMREMAP_PROT
bool
+config LOCK_EVENT_COUNTS
+ bool "Locking event counts collection"
+ depends on DEBUG_FS
+ depends on QUEUED_SPINLOCKS
+ ---help---
+ Enable light-weight counting of various locking related events
+ in the system with minimal performance impact. This reduces
+ the chance of application behavior change because of timing
+ differences. The counts are reported via debugfs.
+
source "kernel/gcov/Kconfig"
source "scripts/gcc-plugins/Kconfig"