Re: [tip:x86/mm] x86/mm: Warn on W^X mappings

From: Ingo Molnar
Date: Thu Oct 08 2015 - 14:11:34 EST



* Borislav Petkov <bp@xxxxxxxxx> wrote:

> On Thu, Oct 08, 2015 at 08:00:24AM -0700, Arjan van de Ven wrote:
> > I would like the success message to be there.
> > From an automated testing perspective (for the distro I work on for example),
>
> Is that particular success message important? I mean, if we started
> issuing success messages for *everything*, we'll flood dmesg with bunch
> of useless jibber-jabber. And we don't want that either.

For security related checks it's important, yes - we had cases of security tests
being broken by init code reordering: the security test was not ran at all, and
nobody noticed!

Thanks,

Ingo
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