From: erik quanstrom <quanstro@quanstro.net>
To: 9fans@9fans.net
Subject: Re: [9fans] imagereclaim()
Date: Sat, 1 Mar 2014 17:52:24 -0500 [thread overview]
Message-ID: <a9deddc7a5cba583c9dd4dec69997f06@mikro.quanstro.net> (raw)
In-Reply-To: <25a93ad0f926053188598ba1ba6c69be@felloff.net>
On Sat Mar 1 17:24:03 EST 2014, cinap_lenrek@felloff.net wrote:
> not sure what you mean. the page passed to duppage() is not
> on the freelist. and the new page duppage() allocates and
> caches is chained on the tail as far as i can see. so
> the invariant required by imagereclaim() holds. or are
> you refering to a different problem?
duppage races with itself, potentially putting thousands of pages
on the free list because for whatever reason it puts the new page
back, not the old one.
but it's hard to see the carbuncle for the pimples.
- erik
next prev parent reply other threads:[~2014-03-01 22:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-01 21:46 cinap_lenrek
2014-03-01 21:55 ` erik quanstrom
2014-03-01 22:22 ` cinap_lenrek
2014-03-01 22:52 ` erik quanstrom [this message]
2014-03-01 23:05 ` cinap_lenrek
2014-03-01 23:11 ` erik quanstrom
2014-03-01 23:14 ` Charles Forsyth
2014-03-02 1:21 ` cinap_lenrek
2014-03-02 3:14 ` erik quanstrom
2014-03-02 3:55 ` cinap_lenrek
2014-03-02 4:05 ` erik quanstrom
2014-03-02 4:30 ` cinap_lenrek
2014-03-02 9:48 ` Charles Forsyth
2014-03-02 18:46 ` cinap_lenrek
2014-03-02 18:53 ` Charles Forsyth
2014-03-02 22:59 ` Anthony Martin
2014-03-03 1:00 ` erik quanstrom
2014-03-01 23:09 ` Charles Forsyth
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