linux-kernel - Re: [PATCH 0/4] exit: Make unlikely case in mm_update_next

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Message-ID: <20180605081501.GT19202@dhcp22.suse.cz>
Date:   Tue, 5 Jun 2018 10:15:01 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>
Cc:     Kirill Tkhai <ktkhai@...tuozzo.com>, akpm@...ux-foundation.org,
        peterz@...radead.org, oleg@...hat.com, viro@...iv.linux.org.uk,
        mingo@...nel.org, paulmck@...ux.vnet.ibm.com,
        keescook@...omium.org, riel@...hat.com, tglx@...utronix.de,
        kirill.shutemov@...ux.intel.com, marcos.souza.org@...il.com,
        hoeun.ryu@...il.com, pasha.tatashin@...cle.com, gs051095@...il.com,
        dhowells@...hat.com, rppt@...ux.vnet.ibm.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] exit: Make unlikely case in mm_update_next_owner()
 more scalable

On Mon 04-06-18 09:31:46, Eric W. Biederman wrote:
[...]
> My key point is that it is easy to trigger which makes the current
> mm_update_next_owner a fundamentally flawed design, and something that
> needs to be fixed.

Ohh, absolutely agreed! I was not trying to argue that part of course.

-- 
Michal Hocko
SUSE Labs