Integrated: 8257793: Shenandoah: SATB barrier should only filter out already strongly marked oops

[Zhengyu Gu]

On Mon, 7 Dec 2020 01:07:25 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> SATB barrier intercepts oops for later marking, and those oops will be marked as strongly reachable. So that, it can only filter out oops that already strongly marked, not if they are only weakly marked.
> 
> - [x] hotspot_gc_shenandoah
> - [x] nightly pipeline

This pull request has now been integrated.

Changeset: ecd7e476
Author:    Zhengyu Gu <zgu at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/ecd7e476
Stats:     1 line in 1 file changed: 0 ins; 0 del; 1 mod

8257793: Shenandoah: SATB barrier should only filter out already strongly marked oops

Reviewed-by: shade, rkennke

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PR: https://git.openjdk.java.net/jdk/pull/1655