Re: [PATCH] Fix wrong message when RFI Flush is disable

2019-11-14 Thread Michal Suchánek
On Thu, Nov 14, 2019 at 08:07:35PM +1100, Michael Ellerman wrote: > On Thu, 2019-05-02 at 21:09:07 UTC, Gustavo Walbon wrote: > > From: "Gustavo L. F. Walbon" > > > > The issue was showing "Mitigation" message via sysfs whatever the state of > > "RFI Flush", but it should show "Vulnerable" when i

Re: [PATCH] Fix wrong message when RFI Flush is disable

2019-11-14 Thread Michael Ellerman
On Thu, 2019-05-02 at 21:09:07 UTC, Gustavo Walbon wrote: > From: "Gustavo L. F. Walbon" > > The issue was showing "Mitigation" message via sysfs whatever the state of > "RFI Flush", but it should show "Vulnerable" when it is disabled. > > If you have "L1D private" feature enabled and not "RFI F

[PATCH] Fix wrong message when RFI Flush is disable

2019-05-02 Thread Gustavo Walbon
From: "Gustavo L. F. Walbon" The issue was showing "Mitigation" message via sysfs whatever the state of "RFI Flush", but it should show "Vulnerable" when it is disabled. If you have "L1D private" feature enabled and not "RFI Flush" you are vulnerable to meltdown attacks. "RFI Flush" is the key