RFR: 8342449: reimplement: JDK-8327114 Attach in Linux may have wrong behavior when pid == ns_pid [v4]

[Chris Plummer]

On Mon, 18 Nov 2024 20:45:14 GMT, Larry Cable <duke at openjdk.org> wrote:

> passed:
> open/test/hotspot/jtreg/serviceability/attach
> open/test/jdk/com/sun/tools/attach/

You might want to add test/hotspot/jtreg/serviceability/dcmd

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PR Comment: https://git.openjdk.org/jdk/pull/21688#issuecomment-2484219189