Integrated: 8257079: ZGC: Fold ZMark::prepare_mark() into ZMark::start()

[Per Liden]

On Wed, 25 Nov 2020 13:11:05 GMT, Per Liden <pliden at openjdk.org> wrote:

> Since we no longer have STW roots, ZMark::start() is now just calls perpare_mark() (and does verification), so we can just as well fold perpare_mark() into start().

This pull request has now been integrated.

Changeset: f3fc0e08
Author:    Per Liden <pliden at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/f3fc0e08
Stats:     17 lines in 2 files changed: 5 ins; 11 del; 1 mod

8257079: ZGC: Fold ZMark::prepare_mark() into ZMark::start()

Reviewed-by: stefank, ayang

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PR: https://git.openjdk.java.net/jdk/pull/1433