linux-kernel - Re: [PATCH v2 09/36] x86/asm: Re-add manual CFI infrastructure

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Date:	Thu, 8 Oct 2015 15:11:42 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	Ingo Molnar <mingo@...nel.org>, Andy Lutomirski <luto@...nel.org>,
	X86 ML <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Brian Gerst <brgerst@...il.com>,
	Denys Vlasenko <dvlasenk@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH v2 09/36] x86/asm: Re-add manual CFI infrastructure

On Tue, Oct 06, 2015 at 11:21:41AM -0700, Andy Lutomirski wrote:
> OK, I'll strip out the push, movq, etc stuff for v3.  I'll leave all
> of the CFI_XYZ macros, even the unused one, because that's only a
> couple of lines of code and they all have very simple and obvious
> meanings (or as simple as the underlying directives, anyway).

If they're going to be used by the vDSO only, maybe they all should go
into a header which is private to the vDSO only so that people don't get
any ideas and the gunk starts spreading again...

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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