RFR: JDK-8260200: optimize FreeRegionList::remove_starting_at by removing u… [v2]

[Hamlin Li]

On Fri, 22 Jan 2021 09:15:19 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Thanks for the revision.
> 
> I think the doc on `next` can be further improved. It's best to describe its purpose, sth like, after the while-loop, `next` should point to the next node right after the removed sublist, or null if the sublist contains tail.

Just add more detailed info for "next" as you suggested.

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PR: https://git.openjdk.java.net/jdk/pull/2181