Re: [PATCH 02/24] Add a SysRq option to lift kernel lockdown

2018-04-13 Thread Pavel Machek
On Wed 2018-04-11 17:24:52, David Howells wrote: > From: Kyle McMartin > > Make an option to provide a sysrq key that will lift the kernel lockdown, > thereby allowing the running kernel image to be accessed and modified. > > On x86 this is triggered with SysRq+x, but this key may not be availab

Re: [PATCH 02/24] Add a SysRq option to lift kernel lockdown

2018-04-11 Thread Jann Horn
On Wed, Apr 11, 2018 at 6:24 PM, David Howells wrote: > From: Kyle McMartin > > Make an option to provide a sysrq key that will lift the kernel lockdown, > thereby allowing the running kernel image to be accessed and modified. > > On x86 this is triggered with SysRq+x, but this key may not be ava

[PATCH 02/24] Add a SysRq option to lift kernel lockdown

2018-04-11 Thread David Howells
From: Kyle McMartin Make an option to provide a sysrq key that will lift the kernel lockdown, thereby allowing the running kernel image to be accessed and modified. On x86 this is triggered with SysRq+x, but this key may not be available on all arches, so it is set by setting LOCKDOWN_LIFT_KEY i