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List:       openssl-dev
Subject:    Re: [openssl-dev] Seeking feedback on some #ifdef changes
From:       Cristian Rodríguez <crrodriguez () opensuse ! org>
Date:       2015-01-27 14:54:00
Message-ID: 54C7A688.2070308 () opensuse ! org
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El 27/01/15 a las 08:30, Hanno Böck escribió:
> Hello,
>
> On Fri, 23 Jan 2015 19:11:35 +0000
> "Salz, Rich" <rsalz@akamai.com> wrote:
>
>> OPENSSL_NO_BUF_FREELISTS
>
> As far as I remember the post-heartbleed discussions this disables an
> openssl-own memory management which in the case of heartbleed
> circumvented memory protection measures like address sanitizer.
>
> What's the plan here? Replace openssl's own memory management by
> default with "standard" memory management calls or is the plan to
> disable the possibility to have standard memory management at all?
> If the latter I'd vote against removing that flag.

I think It needs be replaced by standard memory managment, whoever wants 
to do something special like using a different/tweaked allocator for 
whatever reason should use the operating system facilities to do so.

Inordinate amounts of time have been spent improving things at this 
level, at least in linux  BUF_FREELISTS functionality makes no sense 
whatsover.
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