Re: [v2, 01/10] powerpc: Add security feature flags for Spectre/Meltdown

2018-03-28 Thread Michael Ellerman
On Tue, 2018-03-27 at 12:01:44 UTC, Michael Ellerman wrote: > This commit adds security feature flags to reflect the settings we > receive from firmware regarding Spectre/Meltdown mitigations. > > The feature names reflect the names we are given by firmware on bare > metal machines. See the

Re: [PATCH v2 01/10] powerpc: Add security feature flags for Spectre/Meltdown

2018-03-27 Thread Gabriel Paubert
On Tue, Mar 27, 2018 at 11:01:44PM +1100, Michael Ellerman wrote: > This commit adds security feature flags to reflect the settings we > receive from firmware regarding Spectre/Meltdown mitigations. > > The feature names reflect the names we are given by firmware on bare > metal machines. See the

[PATCH v2 01/10] powerpc: Add security feature flags for Spectre/Meltdown

2018-03-27 Thread Michael Ellerman
This commit adds security feature flags to reflect the settings we receive from firmware regarding Spectre/Meltdown mitigations. The feature names reflect the names we are given by firmware on bare metal machines. See the hostboot source for details. Arguably these could be firmware features,