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authorBen Hutchings <ben@decadent.org.uk>2013-10-07 04:05:46 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-17 00:01:44 +0400
commit8eaede49dfdc1ff1d727f9c913665b8009945191 (patch)
tree094c592c127142c4f01766fb82e3a7973c87ca1c /lib/Kconfig.debug
parente8b5cbb041130ef297c90f8af2d3d45dfb9e6d15 (diff)
downloadlinux-8eaede49dfdc1ff1d727f9c913665b8009945191.tar.xz
sysrq: Allow magic SysRq key functions to be disabled through Kconfig
Turn the initial value of sysctl kernel.sysrq (SYSRQ_DEFAULT_ENABLE) into a Kconfig variable. Original version by Bastian Blank <waldi@debian.org>. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 06344d986eb9..29329374ff0d 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -312,6 +312,15 @@ config MAGIC_SYSRQ
keys are documented in <file:Documentation/sysrq.txt>. Don't say Y
unless you really know what this hack does.
+config MAGIC_SYSRQ_DEFAULT_ENABLE
+ hex "Enable magic SysRq key functions by default"
+ depends on MAGIC_SYSRQ
+ default 0x1
+ help
+ Specifies which SysRq key functions are enabled by default.
+ This may be set to 1 or 0 to enable or disable them all, or
+ to a bitmask as described in Documentation/sysrq.txt.
+
config DEBUG_KERNEL
bool "Kernel debugging"
help