Re: Restore-reliability mode - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: Restore-reliability mode
Date
Msg-id 20150723195349.GW5596@postgresql.org
Whole thread Raw
In response to Re: Restore-reliability mode  (Peter Geoghegan <pg@heroku.com>)
Responses Re: Restore-reliability mode
List pgsql-hackers
Peter Geoghegan wrote:
> On Sat, Jun 6, 2015 at 12:58 PM, Noah Misch <noah@leadboat.com> wrote:
> >   - Call VALGRIND_MAKE_MEM_NOACCESS() on a shared buffer when its local pin
> >     count falls to zero.  Under CLOBBER_FREED_MEMORY, wipe a shared buffer
> >     when its global pin count falls to zero.
>
> Did a patch for this ever materialize?

I think the first part would be something like the attached.

--
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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