Re: ptep_get_lockless() on 32-bit x86/mips/sh looks wrong

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To: Jason Gunthorpe <jgg@xxxxxxxxxx>
Subject: Re: ptep_get_lockless() on 32-bit x86/mips/sh looks wrong
From: Jann Horn <jannh@xxxxxxxxxx>
Date: Thu, 6 Oct 2022 17:58:09 +0200
Cc: Linux-MM <linux-mm@xxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, kernel list <linux-kernel@xxxxxxxxxxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>
In-reply-to: <CAG48ez1Oz4tT-N2Y=Zs6jumu=zOp7SQRZ=V2c+b5bT9P4retJA@mail.gmail.com>
References: <CAG48ez3h-mnp9ZFC10v+-BW_8NQvxbwBsMYJFP8JX31o0B17Pg@mail.gmail.com> <Yz7316NubHtw2xCa@nvidia.com> <CAG48ez1Oz4tT-N2Y=Zs6jumu=zOp7SQRZ=V2c+b5bT9P4retJA@mail.gmail.com>

On Thu, Oct 6, 2022 at 5:55 PM Jann Horn <jannh@xxxxxxxxxx> wrote:
> A: returns physical address 0x000100020x00010000, which was never
> actually in the PTE

Sorry, typo, that was supposed to be 0x0001000200010000.

References:
- ptep_get_lockless() on 32-bit x86/mips/sh looks wrong
  - From: Jann Horn
- Re: ptep_get_lockless() on 32-bit x86/mips/sh looks wrong
  - From: Jason Gunthorpe
- Re: ptep_get_lockless() on 32-bit x86/mips/sh looks wrong
  - From: Jann Horn

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