Merge branch 'for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu

[mirror_ubuntu-artful-kernel.git] / mm / Kconfig

diff --git a/mm/Kconfig b/mm/Kconfig
index 398b460645447f266d7764bb6d0532609159e630..665cb370ad3839d5d6d68e91790fc76c734e9cd7 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -706,3 +706,11 @@ config ARCH_USES_HIGH_VMA_FLAGS
        bool
 config ARCH_HAS_PKEYS
        bool
+
+config PERCPU_STATS
+       bool "Collect percpu memory statistics"
+       default n
+       help
+         This feature collects and exposes statistics via debugfs. The
+         information includes global and per chunk statistics, which can
+         be used to help understand percpu memory usage.