Add a sysrq option to exit secure boot mode
authorKyle McMartin <kyle@redhat.com>
Wed, 5 Apr 2017 16:40:30 +0000 (17:40 +0100)
committerBen Hutchings <ben@decadent.org.uk>
Sat, 12 Aug 2017 22:09:26 +0000 (23:09 +0100)
commit5ea79075e2a8265bb7cb27179d2e59d2db11ace9
tree032c09d46f9cd014b095cf214c9e96b19f9f45eb
parent0077bd5f0a50deac395194e628d48b806b1d538d
Add a sysrq option to exit secure boot mode

Make sysrq+x exit secure boot mode on x86_64, thereby allowing the running
kernel image to be modified.  This lifts the lockdown.

Signed-off-by: Kyle McMartin <kyle@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
[bwh: For 4.12, adjust context]

Gbp-Pq: Topic features/all/lockdown
Gbp-Pq: Name 0043-Add-a-sysrq-option-to-exit-secure-boot-mode.patch
arch/x86/Kconfig
arch/x86/kernel/setup.c
drivers/input/misc/uinput.c
drivers/tty/sysrq.c
include/linux/input.h
include/linux/sysrq.h
kernel/debug/kdb/kdb_main.c