From: | Mick <michaelkintzios@×××××.com> |
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To: | gentoo-user@l.g.o |
Subject: | [gentoo-user] Spectre_v1 mitigations |
Date: | Sat, 03 Mar 2018 11:29:24 |
Message-Id: | 2492511.QlIQ3cLoB7@dell_xps |
1 | I noticed two Gentoo systems (Intel & AMD) running kernel 4.14.23 show: |
2 | |
3 | cat /sys/devices/system/cpu/vulnerabilities/spectre_v1 |
4 | Mitigation: __user pointer sanitization |
5 | |
6 | However, a Mint VM running kernel 4.13.0-36 shows: |
7 | |
8 | cat /sys/devices/system/cpu/vulnerabilities/spectre_v1 |
9 | Mitigation: OSB (observable speculation barrier, Intel v6) |
10 | |
11 | Why would there be this difference and what does it mean? |
12 | |
13 | -- |
14 | Regards, |
15 | Mick |
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