RFR: 8256732: Zero: broken +ZeroTLAB exposes badly initialized memory [v4]

Aleksey Shipilev shade at openjdk.java.net
Tue Mar 16 17:01:08 UTC 2021


On Tue, 16 Mar 2021 10:40:48 GMT, Andrew Haley <aph at openjdk.org> wrote:

> ZeroTLAB seems to do nothing useful for performance on any platform, even AArch64 which has bulk memory zeroing instructions. Can we not just nuke it?

Yes, that was my thought too, when I was looking through this code.

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PR: https://git.openjdk.java.net/jdk/pull/1343


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