uswsusp: Disable when securelevel is set
authorMatthew Garrett <mjg59@srcf.ucam.org>
Tue, 3 Sep 2013 15:23:29 +0000 (11:23 -0400)
committerBen Hutchings <ben@decadent.org.uk>
Tue, 19 Sep 2017 01:34:05 +0000 (02:34 +0100)
commite99c4d1e690ed9fe8835036419ba1824196a4eb1
tree3dddcade16b9cb2699d916239294e95015e69990
parent4d4cb89f1f1e47a4b21224ddd658279794bbe62d
uswsusp: Disable when securelevel is set

uswsusp allows a user process to dump and then restore kernel state, which
makes it possible to modify the running kernel. Disable this if securelevel
has been set.

Signed-off-by: Matthew Garrett <mjg59@srcf.ucam.org>
Gbp-Pq: Topic features/all/securelevel
Gbp-Pq: Name uswsusp-disable-when-securelevel-is-set.patch
kernel/power/user.c