RFR: 8310239: Add missing cross modifying fence in nmethod entry barriers [v2]

Wed Jun 21 13:47:10 UTC 2023

On Wed, 21 Jun 2023 12:21:51 GMT, Quan Anh Mai <qamai at openjdk.org> wrote:

> x86 also has `serialize` which is a bare minimal serializing instruction, would that make any difference here? Thanks a lot.

According to internal perf testing, this slow path call is simply too cold to show up in profiles really.

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PR Comment: https://git.openjdk.org/jdk/pull/14543#issuecomment-1600863182