The patch titled
Subject: lib/Kconfig.debug: remove more CONFIG_..._VALUE indirections
has been added to the -mm tree. Its filename is
lib-kconfigdebug-remove-more-config__value-indirections.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/lib-kconfigdebug-remove-more-config__value-indirections.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/lib-kconfigdebug-remove-more-config__value-indirections.patch
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------------------------------------------------------
From: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Subject: lib/Kconfig.debug: remove more CONFIG_..._VALUE indirections
As in "kernel/panic.c: remove CONFIG_PANIC_ON_OOPS_VALUE indirection",
use the IS_ENABLED() helper rather than having a hidden config option.
Link: https://lkml.kernel.org/r/20220321121301.1389693-1-linux@xxxxxxxxxxxxxxxxxx
Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Cc: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/hung_task.c | 2 +-
kernel/watchdog.c | 4 ++--
lib/Kconfig.debug | 21 ---------------------
3 files changed, 3 insertions(+), 24 deletions(-)
--- a/kernel/hung_task.c~lib-kconfigdebug-remove-more-config__value-indirections
+++ a/kernel/hung_task.c
@@ -73,7 +73,7 @@ static unsigned int __read_mostly sysctl
* hung task is detected:
*/
unsigned int __read_mostly sysctl_hung_task_panic =
- CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE;
+ IS_ENABLED(CONFIG_BOOTPARAM_HUNG_TASK_PANIC);
static int
hung_task_panic(struct notifier_block *this, unsigned long event, void *ptr)
--- a/kernel/watchdog.c~lib-kconfigdebug-remove-more-config__value-indirections
+++ a/kernel/watchdog.c
@@ -57,7 +57,7 @@ int __read_mostly sysctl_hardlockup_all_
* Should we panic when a soft-lockup or hard-lockup occurs:
*/
unsigned int __read_mostly hardlockup_panic =
- CONFIG_BOOTPARAM_HARDLOCKUP_PANIC_VALUE;
+ IS_ENABLED(CONFIG_BOOTPARAM_HARDLOCKUP_PANIC);
/*
* We may not want to enable hard lockup detection by default in all cases,
* for example when running the kernel as a guest on a hypervisor. In these
@@ -168,7 +168,7 @@ static struct cpumask watchdog_allowed_m
/* Global variables, exported for sysctl */
unsigned int __read_mostly softlockup_panic =
- CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE;
+ IS_ENABLED(CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC);
static bool softlockup_initialized __read_mostly;
static u64 __read_mostly sample_period;
--- a/lib/Kconfig.debug~lib-kconfigdebug-remove-more-config__value-indirections
+++ a/lib/Kconfig.debug
@@ -1071,13 +1071,6 @@ config BOOTPARAM_SOFTLOCKUP_PANIC
Say N if unsure.
-config BOOTPARAM_SOFTLOCKUP_PANIC_VALUE
- int
- depends on SOFTLOCKUP_DETECTOR
- range 0 1
- default 0 if !BOOTPARAM_SOFTLOCKUP_PANIC
- default 1 if BOOTPARAM_SOFTLOCKUP_PANIC
-
config HARDLOCKUP_DETECTOR_PERF
bool
select SOFTLOCKUP_DETECTOR
@@ -1119,13 +1112,6 @@ config BOOTPARAM_HARDLOCKUP_PANIC
Say N if unsure.
-config BOOTPARAM_HARDLOCKUP_PANIC_VALUE
- int
- depends on HARDLOCKUP_DETECTOR
- range 0 1
- default 0 if !BOOTPARAM_HARDLOCKUP_PANIC
- default 1 if BOOTPARAM_HARDLOCKUP_PANIC
-
config DETECT_HUNG_TASK
bool "Detect Hung Tasks"
depends on DEBUG_KERNEL
@@ -1173,13 +1159,6 @@ config BOOTPARAM_HUNG_TASK_PANIC
Say N if unsure.
-config BOOTPARAM_HUNG_TASK_PANIC_VALUE
- int
- depends on DETECT_HUNG_TASK
- range 0 1
- default 0 if !BOOTPARAM_HUNG_TASK_PANIC
- default 1 if BOOTPARAM_HUNG_TASK_PANIC
-
config WQ_WATCHDOG
bool "Detect Workqueue Stalls"
depends on DEBUG_KERNEL
_
Patches currently in -mm which might be from linux@xxxxxxxxxxxxxxxxxx are
lib-kconfigdebug-remove-more-config__value-indirections.patch
