Re: [HACKERS] logical replication launcher crash on buildfarm - Mailing list pgsql-hackers

From Robert Haas
Subject Re: [HACKERS] logical replication launcher crash on buildfarm
Date
Msg-id CA+TgmoaYNsH+onJxBXbRYPHpxMXhrsfVBivG2HQ12eDTYPgdJQ@mail.gmail.com
Whole thread Raw
In response to Re: [HACKERS] logical replication launcher crash on buildfarm  (Andres Freund <andres@anarazel.de>)
List pgsql-hackers
On Thu, Mar 16, 2017 at 2:55 PM, Andres Freund <andres@anarazel.de> wrote:
> I indeed think it's not safe, and it's going to get less and less safe
> on windows (or EXEC_BACKEND).  I don't think we can afford to disable
> ASLR in the long run (I indeed supect that'll just be disallowed at some
> point), and that's the only thing making it safe-ish in combination with
> EXEC_BACKEND.

Ugh.

>> If it's not even safe there, then I guess we should remove it entirely
>> as a useless foot-gun.
>
> I indeed think that's the right consequence.  One question is what to
> replace it with exactly - are we guaranteed we can dynamically lookup
> symbols by name in the main binary on every platform?

I don't know the answer to that question.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



pgsql-hackers by date:

Previous
From: Robert Haas
Date:
Subject: Re: [HACKERS] Parallel Bitmap scans a bit broken
Next
From: Robert Haas
Date:
Subject: Re: [HACKERS] Parallel Append implementation