git: openjdk/jdk17: 8269074: (fs) Files.copy fails to copy from /proc on some linux kernel versions

[Brian Burkhalter]

Changeset: 5ebed06e
Author:    Brian Burkhalter <bpb at openjdk.org>
Date:      2021-06-25 19:06:42 +0000
URL:       https://git.openjdk.java.net/jdk17/commit/5ebed06e8ae27ca73433497b4e4aa559d06ed8ec

8269074: (fs) Files.copy fails to copy from /proc on some linux kernel versions

Reviewed-by: alanb, vtewari

! src/java.base/unix/native/libnio/fs/UnixCopyFile.c