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Subject[PATCH] mm/page_owner: move config option to mm/Kconfig.debug
Date
Move the PAGE_OWNER option from submenu "Compile-time checks and compiler
options" to dedicated submenu "Memory Debugging".

Signed-off-by: Changbin Du <changbin.du@gmail.com>
---
lib/Kconfig.debug | 17 -----------------
mm/Kconfig.debug | 17 +++++++++++++++++
2 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index d4df5b24d75e..e43cfdc86fd6 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -266,23 +266,6 @@ config UNUSED_SYMBOLS
you really need it, and what the merge plan to the mainline kernel for
your module is.

-config PAGE_OWNER
- bool "Track page owner"
- depends on DEBUG_KERNEL && STACKTRACE_SUPPORT
- select DEBUG_FS
- select STACKTRACE
- select STACKDEPOT
- select PAGE_EXTENSION
- help
- This keeps track of what call chain is the owner of a page, may
- help to find bare alloc_page(s) leaks. Even if you include this
- feature on your build, it is disabled in default. You should pass
- "page_owner=on" to boot parameter in order to enable it. Eats
- a fair amount of memory if enabled. See tools/vm/page_owner_sort.c
- for user-space helper.
-
- If unsure, say N.
-
config DEBUG_FS
bool "Debug Filesystem"
help
diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
index 9a7b8b049d04..e3df921208c0 100644
--- a/mm/Kconfig.debug
+++ b/mm/Kconfig.debug
@@ -39,6 +39,23 @@ config DEBUG_PAGEALLOC_ENABLE_DEFAULT
Enable debug page memory allocations by default? This value
can be overridden by debug_pagealloc=off|on.

+config PAGE_OWNER
+ bool "Track page owner"
+ depends on DEBUG_KERNEL && STACKTRACE_SUPPORT
+ select DEBUG_FS
+ select STACKTRACE
+ select STACKDEPOT
+ select PAGE_EXTENSION
+ help
+ This keeps track of what call chain is the owner of a page, may
+ help to find bare alloc_page(s) leaks. Even if you include this
+ feature on your build, it is disabled in default. You should pass
+ "page_owner=on" to boot parameter in order to enable it. Eats
+ a fair amount of memory if enabled. See tools/vm/page_owner_sort.c
+ for user-space helper.
+
+ If unsure, say N.
+
config PAGE_POISONING
bool "Poison pages after freeing"
select PAGE_POISONING_NO_SANITY if HIBERNATION
--
2.17.1
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