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Subject[PATCH v3 3/9] hacking: Group kernel data structures debugging together
Date
Group these similar runtime data structures verification options together.

Signed-off-by: Changbin Du <changbin.du@gmail.com>
---
lib/Kconfig.debug | 24 ++++++++++++++----------
1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index cc4d8e71ae81..92271898b029 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1375,6 +1375,8 @@ config DEBUG_BUGVERBOSE
of the BUG call as well as the EIP and oops trace. This aids
debugging but costs about 70-100K of memory.

+menu "Debug kernel data structures"
+
config DEBUG_LIST
bool "Debug linked list manipulation"
depends on DEBUG_KERNEL || BUG_ON_DATA_CORRUPTION
@@ -1414,6 +1416,18 @@ config DEBUG_NOTIFIERS
This is a relatively cheap check but if you care about maximum
performance, say N.

+config BUG_ON_DATA_CORRUPTION
+ bool "Trigger a BUG when data corruption is detected"
+ select DEBUG_LIST
+ help
+ Select this option if the kernel should BUG when it encounters
+ data corruption in kernel memory structures when they get checked
+ for validity.
+
+ If unsure, say N.
+
+endmenu
+
config DEBUG_CREDENTIALS
bool "Debug credential management"
depends on DEBUG_KERNEL
@@ -2107,16 +2121,6 @@ config MEMTEST
memtest=17, mean do 17 test patterns.
If you are unsure how to answer this question, answer N.

-config BUG_ON_DATA_CORRUPTION
- bool "Trigger a BUG when data corruption is detected"
- select DEBUG_LIST
- help
- Select this option if the kernel should BUG when it encounters
- data corruption in kernel memory structures when they get checked
- for validity.
-
- If unsure, say N.
-
source "samples/Kconfig"

config ARCH_HAS_DEVMEM_IS_ALLOWED
--
2.20.1
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