On 02/12/18 19:39, Ian Zimmerman wrote:
> On 2018-02-12 19:24, Daniel Frey wrote:
>> I've read online that there should be vulnerability info (Meltdown,
>> Spectre) in /sys under /sys/devices/system/cpu/vulnerabilities but this
>> doesn't exist on my PC.
>> I've updated to gentoo-sources-4.9.76-r1, shouldn't this info be present?
>> $ uname -a
>> Linux zatpc 4.9.76-gentoo-r1 #1 SMP Mon Feb 12 09:20:32 PST 2018 x86_64
>> Intel(R) Core(TM)2 Extreme CPU X9650 @ 3.00GHz GenuineIntel GNU/Linux
> See the other threads: you need at least 4.9.79 for the /sys bits.
> If you've enabled PTI at build time it's enabled, no need to do anything
> Later 4.9 kernels also contain patches for spectre (PTI is not relevant
I'm surprised I missed those threads, I read all messages on here.
According to the thread I found it's actually starts on 4.9.77, I'm just
on the latest stable (.76).