RFR: 8264640: CMS ParScanClosure misses a barrier

[Andrew Haley]

On 4/19/21 8:04 AM, Anton Kozlov wrote:
> Hi,
> 
> Original bug:
>    https://bugs.openjdk.java.net/browse/JDK-8264640
>    https://github.com/openjdk/jdk13u-dev/commit/efc81a3d
> 
> Please review a backport of the fix for CMS. The issue originally manifested in
> 8u. Original patch applied almost cleanly, except adjustments for very minor
> context differences (obj->mark vs obj->mark_raw).
> 
> 8u webrev:
>    http://cr.openjdk.java.net/~akozlov/8264640/8.webrev/
> 
> Testing: x86_64 build, hotspot tier1 (2 test failures before and after this patch)

OK, thanks.

-- 
Andrew Haley  (he/him)
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
https://keybase.io/andrewhaley
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