linux-kernel - Re: [PATCH 0/3] x86/KASLR: Build identity mappings on demand

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Message-ID: <20160507054058.GA18499@gmail.com>
Date:	Sat, 7 May 2016 07:40:58 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Kees Cook <keescook@...omium.org>
Cc:	Borislav Petkov <bp@...e.de>, Baoquan He <bhe@...hat.com>,
	Yinghai Lu <yinghai@...nel.org>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
	Vivek Goyal <vgoyal@...hat.com>,
	Andy Lutomirski <luto@...nel.org>, lasse.collin@...aani.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dave Young <dyoung@...hat.com>,
	kernel-hardening@...ts.openwall.com,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/3] x86/KASLR: Build identity mappings on demand


* Kees Cook <keescook@...omium.org> wrote:

> I'm going back to small steps. :)
>
> This series lets the x86_64 compressed boot environment build
> page table identity mappings on demand. This will be used once
> we begin randomizing the physical memory position beyond the
> existing identity maps.

This series was much better, thanks! I've applied them to tip:x86/boot and will 
push them out if they pass testing.

I also applied Boris's type casting cleanups and your comments improval patch:

  ed09acde44e3 x86/KASLR: Improve comments around the mem_avoid[] logic

Thanks,

	Ingo