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List:       openjdk-hotspot-gc-dev
Subject:    Integrated: 8257073: ZGC: Try forward object before retaining page
From:       Per Liden <pliden () openjdk ! java ! net>
Date:       2020-11-26 12:33:57
Message-ID: sMR4ot8Ag72pNhZ8qsvBzeTOCr1U9Ne-vl1AuJo3Dd4=.0dd1a287-9d35-4f1b-a503-6ba673b2047d () github ! com
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On Wed, 25 Nov 2020 12:44:01 GMT, Per Liden <pliden@openjdk.org> wrote:

> This is a follow up to @albertnetymk's comment in the review of #1228, where he \
> suggested that we could try to forward the object before we go ahead and retain the \
> page. This could be an optimization in two cases: 1) A mutator would avoid a \
> relocation stall in case the page is claimed, but the object the mutator is \
> interested in has already been relocated. 2) The worker thread detaching the page \
> would not have to wait for a mutator that is just forwarding an object.

This pull request has now been integrated.

Changeset: bf66d734
Author:    Per Liden <pliden@openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/bf66d734
Stats:     26 lines in 3 files changed: 11 ins; 10 del; 5 mod

8257073: ZGC: Try forward object before retaining page

Reviewed-by: ayang, eosterlund, stefank

-------------

PR: https://git.openjdk.java.net/jdk/pull/1431


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