Emmanuel Dreyfus wrote:
> It does not seems to fix much.
>
> I tried the tests from git repository
> http://github.com/IAIK/meltdown.git
>
> This is Linux-centric, but at least, the "secret" case seems to apply on
> NetBSD. It reports vulnerability before (cpu0: microcode
On Jan 13, 2018, at 22:20, Emmanuel Dreyfus wrote:
>
> John Klos wrote:
>
>> FWIW, Intel updated their microcode on 8-Jan-2018:
>>
>> https://downloadcenter.intel.com/download/27431/
>>
>> I can't find any documentation which shows what exactly is fixed
> Date: Mon, 15 Jan 2018 01:33:41 +0900
> From: "Naruaki.Etomi"
>
> I propose to fix buggy PCC.
Cool, thanks for working on this! I don't have time to review it
right now, but the main point that is broken in many of our per-CPU
timecounters is that the timecounter API is
Hello all!
I propose to fix buggy PCC.
PCC is buggy on NetBSD/alpha MP kernel.
http://mail-index.netbsd.org/port-alpha/2016/01/20/msg000735.html
https://mail-index.netbsd.org/port-alpha/2017/07/13/msg000830.html
I can't understand this algorithm.
On Sun, Jan 14, 2018 at 05:20:43AM +0100, Emmanuel Dreyfus wrote:
> > I can't find any documentation which shows what exactly is fixed for each
> > family of processors.
>
> It does not seems to fix much.
By itself not, but it allows better workarounds by the OS.
Martin