Integrated: 8260941: Remove the conc_scan parameter for CardTable

[Thomas Schatzl]

On Fri, 5 Feb 2021 09:52:25 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Hi,
> 
>   can I have reviews for this removal of the last(?) CMS-specific code in CardTable, namely some provision to indicate that cards are being scanned concurrently in Serial/Parallel GC barrier code?
> 
> The change simply follows the predicate into Serial/Parallel GC code which always returns false for them and removes that code.
> 
> In the review for JDK-8234534 I mentioned that I split this out due to unexplainable errors; testing tier1-5 three times showed none of that any more (after updating to latest code).
> 
> This change has only been built on Oracle-platforms and linux-x86 via github actions (https://github.com/tschatzl/jdk/actions/runs/539993964), so I would like to kindly ask maintainers of the others to compile and report issues (32 bit ARM, PPC etc).
> 
> Testing: tier1-5

This pull request has now been integrated.

Changeset: 9c0ec8d8
Author:    Thomas Schatzl <tschatzl at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/9c0ec8d8
Stats:     81 lines in 17 files changed: 4 ins; 66 del; 11 mod

8260941: Remove the conc_scan parameter for CardTable

Reviewed-by: ayang, kbarrett

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PR: https://git.openjdk.java.net/jdk/pull/2425