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Subject[PATCH] Make panic_on_oops configurable
Several distros set this by default by patching panic_on_oops. It seems
to fit with the BOOTPARAM_{HARD,SOFT}_PANIC options though, so let's add
a Kconfig entry and reduce some more upstream delta.

Signed-off-by: Kyle McMartin <kyle@redhat.com>

--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -27,7 +27,7 @@
#define PANIC_TIMER_STEP 100
#define PANIC_BLINK_SPD 18

-int panic_on_oops;
+int panic_on_oops = CONFIG_PANIC_ON_OOPS_VALUE;
static unsigned long tainted_mask;
static int pause_on_oops;
static int pause_on_oops_flag;
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 6777153..91858cd 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -228,6 +228,26 @@ config BOOTPARAM_SOFTLOCKUP_PANIC_VALUE
default 0 if !BOOTPARAM_SOFTLOCKUP_PANIC
default 1 if BOOTPARAM_SOFTLOCKUP_PANIC

+config PANIC_ON_OOPS
+ bool "Panic on Oops" if EXPERT
+ default n
+ help
+ Say Y here to enable the kernel to panic when it oopses. This
+ has the same effect as setting oops=panic on the kernel command
+ line.
+
+ This feature is useful to ensure that the kernel does not do
+ anything erroneous after an oops which could result in data
+ corruption or other issues.
+
+ Say N if unsure.
+
+config PANIC_ON_OOPS_VALUE
+ int
+ range 0 1
+ default 0 if !PANIC_ON_OOPS
+ default 1 if PANIC_ON_OOPS
+
config DETECT_HUNG_TASK
bool "Detect Hung Tasks"
depends on DEBUG_KERNEL

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