linux-kernel - Re: [RFD] x86: The future of MPX

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Message-ID: <CA+55aFyVEJtiRjcazfTst7swGNXXZFHByHO5++-Foq6TDZWjTg@mail.gmail.com>
Date:   Sat, 28 Apr 2018 16:44:17 +0000
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Borislav Petkov <bp@...en8.de>
Subject: Re: [RFD] x86: The future of MPX

On Sat, Apr 28, 2018 at 9:36 AM Linus Torvalds <
torvalds@...ux-foundation.org> wrote:

> They need to be run as root.

Side note: don't get me wrong. If the MPX stuff isn't supported by gcc,
then there is little point in us supporting it in the kernel either.

So I'm just saying that the test-case is root-only and the crash doesn't
necessarily mean anything else than "badly written test".

                   Linus