Re: [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()

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Subject: Re: [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()
From: Joerg Roedel <jroedel@xxxxxxx>
Date: Tue, 9 Oct 2018 09:39:13 +0200
Cc: Kees Cook <keescook@xxxxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, linux-tip-commits@xxxxxxxxxxxxxxx, Andy Lutomirski <luto@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Toshimitsu Kani <toshi.kani@xxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>
In-reply-to: <CAK8P3a2KTzTD5d10KkmcKh=_E7J7EJkE48wrcUe4AAwDiBVuEQ@mail.gmail.com>
References: <20181005161333.765973-1-arnd@arndb.de> <tip-1be3f247c2882a82279cbcf43717581ea943b692@git.kernel.org> <20181008202209.GA6597@zn.tnic> <CAGXu5j+4hjJSFpYi=5SqDmkonJ79J=hcb65qJC8+_r6+5NHewg@mail.gmail.com> <CAK8P3a2KTzTD5d10KkmcKh=_E7J7EJkE48wrcUe4AAwDiBVuEQ@mail.gmail.com>
User-agent: NeoMutt/20170421 (1.8.2)

Hi Arnd,

On Tue, Oct 09, 2018 at 09:33:56AM +0200, Arnd Bergmann wrote:
> Ah, cool, thanks for the analysis. Is the patch already reverted?
> I.e. should I send a replacement patch, or a relative fix, or is
> someone else already on it?

Kees sent a fix which is already in tip-tree:

	https://lore.kernel.org/lkml/20181008235434.GA35035@beast/

Regards,

	Joerg

Follow-Ups:
- Re: [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()
  - From: Ingo Molnar

References:
- [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()
  - From: tip-bot for Arnd Bergmann
- Re: [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()
  - From: Borislav Petkov
- Re: [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()
  - From: Kees Cook
- Re: [tip:x86/urgent] x86/mm: Avoid VLA in pgd_alloc()
  - From: Arnd Bergmann

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