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As far as I can tell, the RHEL/CentOS kernel has mitigations not only for Meltdown but also Spectre (using the new MSRs). Am I right in assuming that Red Hat b
by lima 9y ago
As far as I can tell, the RHEL/CentOS kernel has mitigations not only for Meltdown but also Spectre (using the new MSRs).
Am I right in assuming that Red Hat built their own mitigations, independently from upstream?
- amluto 9y agoIt seems like a smallish consortium of poorly coordinated developers built the Spectre mitigation patches. Upstream wasn't involved until a couple days ago.
- unixsurfer 9y agoThe patches on RedHat 7.4 have impact on performance and capacity for a Load Balancer type of workload, see https://www.spinics.net/lists/stable/msg209193.html https://www.spinics.net/lists/stable/msg209193.html