linux-kernel - Re: [PATCH v2 00/20] Speculative page faults

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Message-ID: <20170911004523.GA2938@jagdpanzerIV.localdomain>
Date:   Mon, 11 Sep 2017 09:45:23 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Laurent Dufour <ldufour@...ux.vnet.ibm.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        paulmck@...ux.vnet.ibm.com, peterz@...radead.org,
        akpm@...ux-foundation.org, kirill@...temov.name,
        ak@...ux.intel.com, mhocko@...nel.org, dave@...olabs.net,
        jack@...e.cz, Matthew Wilcox <willy@...radead.org>,
        benh@...nel.crashing.org, mpe@...erman.id.au, paulus@...ba.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, hpa@...or.com,
        Will Deacon <will.deacon@....com>,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        haren@...ux.vnet.ibm.com, khandual@...ux.vnet.ibm.com,
        npiggin@...il.com, bsingharora@...il.com,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        linuxppc-dev@...ts.ozlabs.org, x86@...nel.org
Subject: Re: [PATCH v2 00/20] Speculative page faults

On (09/08/17 11:24), Laurent Dufour wrote:
> Hi Sergey,
> 
> I can't see where such a chain could happen.
> 
> I tried to recreate it on top of the latest mm tree, to latest stack output
> but I can't get it.
> How did you raised this one ?

Hi Laurent,

didn't do anything special, the box even wasn't under severe memory
pressure. can re-test your new patch set.

	-ss