Merge tag 'libnvdimm-for-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdim...

[linux-2.6-microblaze.git] / mm / Kconfig

diff --git a/mm/Kconfig b/mm/Kconfig
index 8459167..d16ba92 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -739,10 +739,18 @@ config DEFERRED_STRUCT_PAGE_INIT
          lifetime of the system until these kthreads finish the
          initialisation.
 
+config PAGE_IDLE_FLAG
+       bool
+       select PAGE_EXTENSION if !64BIT
+       help
+         This adds PG_idle and PG_young flags to 'struct page'.  PTE Accessed
+         bit writers can set the state of the bit in the flags so that PTE
+         Accessed bit readers may avoid disturbance.
+
 config IDLE_PAGE_TRACKING
        bool "Enable idle page tracking"
        depends on SYSFS && MMU
-       select PAGE_EXTENSION if !64BIT
+       select PAGE_IDLE_FLAG
        help
          This feature allows to estimate the amount of user pages that have
          not been touched during a given period of time. This information can