Integrated: JDK-8266419: [aix] in mmap mode, os::attempt_reserve_memory_at() fails to handle wrong mapping address

Wed May 5 11:59:18 UTC 2021

On Mon, 3 May 2021 06:36:15 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

> On AIX, in mmap() mode, if the mmap call succeeds but not at the requested address, the mapping should be unmapped and the operation should count as error - like it is done on all other platforms.
> 
> (AFAICS this is a day zero bug in our port - mmap mode is seldomly used).
> 
> Tested: Nightlies at SAP with and without 4K pages.

This pull request has now been integrated.

Changeset: 02cdd6eb
Author:    Thomas Stuefe <stuefe at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/02cdd6eb6d1e4bc99f8f34786e92c33123e50482
Stats:     15 lines in 1 file changed: 5 ins; 8 del; 2 mod

8266419: [aix] in mmap mode, os::attempt_reserve_memory_at() fails to handle wrong mapping address

Reviewed-by: mdoerr

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PR: https://git.openjdk.java.net/jdk/pull/3834