[PATCH] Documentation: fix sysctl/kernel.rst heading format warnings

[Randy Dunlap]

From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

Fix heading format warnings in admin-guide/sysctl/kernel.rst:

Documentation/admin-guide/sysctl/kernel.rst:339: WARNING: Title underline too short.
hung_task_all_cpu_backtrace:
================

Documentation/admin-guide/sysctl/kernel.rst:650: WARNING: Title underline too short.
oops_all_cpu_backtrace:
================

Fixes: 0ec9dc9bcba0 ("kernel/hung_task.c: introduce sysctl to print all traces when a hung task is detected")
Fixes: 60c958d8df9c ("panic: add sysctl to dump all CPUs backtraces on oops event")
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Guilherme G. Piccoli <gpiccoli@xxxxxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
 Documentation/admin-guide/sysctl/kernel.rst |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

--- lnx-58-rc1.orig/Documentation/admin-guide/sysctl/kernel.rst
+++ lnx-58-rc1/Documentation/admin-guide/sysctl/kernel.rst
@@ -335,8 +335,8 @@ Path for the hotplug policy agent.
 Default value is "``/sbin/hotplug``".
 
 
-hung_task_all_cpu_backtrace:
-================
+hung_task_all_cpu_backtrace
+===========================
 
 If this option is set, the kernel will send an NMI to all CPUs to dump
 their backtraces when a hung task is detected. This file shows up if
@@ -646,8 +646,8 @@ rate for each task.
 scanned for a given scan.
 
 
-oops_all_cpu_backtrace:
-================
+oops_all_cpu_backtrace
+======================
 
 If this option is set, the kernel will send an NMI to all CPUs to dump
 their backtraces when an oops event occurs. It should be used as a last