From: Herbert Xu <herbert@gondor.apana.org.au>
To: dada1@cosmosbay.com (Eric Dumazet)
Cc: herbert@gondor.apana.org.au, netdev@vger.kernel.org
Subject: Re: [RFC] net/core/dst.c : Should'nt dst_run_gc() be more scalable and friendly ?
Date: Thu, 16 Aug 2007 21:59:43 +0800 [thread overview]
Message-ID: <E1ILft1-0001Db-00@gondolin.me.apana.org.au> (raw)
In-Reply-To: <20070816153619.2c699e21.dada1@cosmosbay.com>
Eric Dumazet <dada1@cosmosbay.com> wrote:
>
> Yes, I already did this (with the current softirq based timer model),
> but how can dst_dev_event() do its work, since the GC is using
> a private list. (In my patch, time to GC process XXX.000 entries is about XX seconds.)
>
> We would have to change dst_dev_event() to :
> - Signal to GC it has to stop as soon as possible.
> - Wait for GC be stoped (busy wait I suspect we cannot sleep in dst_dev_event() ? )
You can sleep in dst_dev_event so just use a mutex to separate
it from the GC.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2007-08-16 14:15 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-16 12:09 [RFC] net/core/dst.c : Should'nt dst_run_gc() be more scalable and friendly ? Eric Dumazet
2007-08-16 12:41 ` Herbert Xu
2007-08-16 13:36 ` Eric Dumazet
2007-08-16 13:59 ` Herbert Xu [this message]
2007-08-16 15:40 ` Eric Dumazet
2007-08-16 23:33 ` Herbert Xu
2007-08-17 8:10 ` Eric Dumazet
2007-08-17 8:15 ` Herbert Xu
2007-08-17 8:31 ` Eric Dumazet
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