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From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Wed, 5 Jul 2017 16:51:06 -0700
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Subject: Re: [PATCH] mm: larger stack guard gap, between vmas
To: Ben Hutchings <ben@decadent.org.uk>
Cc: Michal Hocko <mhocko@kernel.org>, Willy Tarreau <w@1wt.eu>,
        Hugh Dickins <hughd@google.com>, Oleg Nesterov <oleg@redhat.com>,
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On Wed, Jul 5, 2017 at 4:35 PM, Ben Hutchings <ben@decadent.org.uk> wrote:
>>
>> And I think your second patch breaks that "use a really large value to
>> approximate infinity" case that definitely has existed as a pattern.
>
> Right.  Well that seems to leave us with remembering the MAP_FIXED flag
> and using that as the condition to ignore the previous mapping.

I'm not particularly happy about having a MAP_FIXED special case, but
yeah, I'm not seeing a lot of alternatives.

             Linus