Re: [PATCH v5 00/10] arm64: add system vulnerability sysfs entries

From: Stefan Wahren
Date: Fri Mar 01 2019 - 14:35:30 EST

Hi Jeremy,

> Jeremy Linton <jeremy.linton@xxxxxxx> hat am 27. Februar 2019 um 02:05 geschrieben:
> Arm64 machines should be displaying a human readable
> vulnerability status to speculative execution attacks in
> /sys/devices/system/cpu/vulnerabilities
> This series enables that behavior by providing the expected
> functions. Those functions expose the cpu errata and feature
> states, as well as whether firmware is responding appropriately
> to display the overall machine status. This means that in a
> heterogeneous machine we will only claim the machine is mitigated
> or safe if we are confident all booted cores are safe or
> mitigated.

here are the results for Raspberry Pi 3 B:

l1tf:Not affected
meltdown:Not affected
spec_store_bypass:Not affected
spectre_v1:Mitigation: __user pointer sanitization
spectre_v2:Not affected

Tested-by: Stefan Wahren <stefan.wahren@xxxxxxxx>