RFR: 8272807: Permit use of memory concurrent with pretouch

Aleksey Shipilev shade at openjdk.java.net
Tue Aug 24 14:29:24 UTC 2021

On Tue, 24 Aug 2021 14:00:18 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Oh, the aarch64 atomics are going through common stubs that ignore the memory order. Wow! Why did I think they were using the gcc intrinsics and taking advantage of the memory order?

Yeah. This patch provides another good reason for @theRealAph to implement `memory_order_relaxed` handling on those paths ;)


PR: https://git.openjdk.java.net/jdk/pull/5215

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