RFR(S): 8241587: Aarch64: remove x86 specifics from os_linux.cpp/hpp/inline.hpp

[Stuart Monteith]

Hello,
        This patch removes a couple of x86 specifics from aarch64 code. Tested with hotspot tier1.

Webrev:
        http://cr.openjdk.java.net/~smonteith/8241587/webrev.0/
Bug:
        https://bugs.openjdk.java.net/browse/JDK-8241587

Thanks,
        Stuart

IMPORTANT NOTICE: The contents of this email and any attachments are confidential and may also be privileged. If you are not the intended recipient, please notify the sender immediately and do not disclose the contents to any other person, use it for any purpose, or store or copy the information in any medium. Thank you.