From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
To: David Miller <davem@davemloft.net>
Cc: shemminger@linux-foundation.org, netdev@vger.kernel.org
Subject: Re: [ANN] Unified dynamic storage for different socket types instead of separate hash tables.
Date: Thu, 22 Mar 2007 22:20:08 +0300 [thread overview]
Message-ID: <20070322192007.GA1181@2ka.mipt.ru> (raw)
In-Reply-To: <20070322.121441.39171370.davem@davemloft.net>
On Thu, Mar 22, 2007 at 12:14:41PM -0700, David Miller (davem@davemloft.net) wrote:
> From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
> Date: Thu, 22 Mar 2007 22:09:40 +0300
>
> > I specially have only one hash structure in the socket - skc_bind_node -
> > to be used for statistics and remove hash and skc_node (and for netlink
> > broadcasting too), so this code reduces socket structure by 12 bytes on
> > x86 (20 bytes on x86_64).
>
> Yes, for your trie you've removed quite a bit, but now you're
> going to add 2 pointers right back right?
No, I will use the same hlist_node pointer (skc_bind_node) which was
there, and skc_node and skc_node are removed.
After all - we can traverse over the whole tree one-by one, it is even
possible to attach a bitmask to each level node (since it is an array)
of used/free entries and use it.
--
Evgeniy Polyakov
next prev parent reply other threads:[~2007-03-22 19:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-22 18:09 [ANN] Unified dynamic storage for different socket types instead of separate hash tables Evgeniy Polyakov
2007-03-22 18:43 ` Stephen Hemminger
2007-03-22 18:59 ` Evgeniy Polyakov
2007-03-22 19:03 ` David Miller
2007-03-22 19:09 ` Evgeniy Polyakov
2007-03-22 19:14 ` David Miller
2007-03-22 19:20 ` Evgeniy Polyakov [this message]
2007-03-22 19:14 ` Evgeniy Polyakov
2007-03-22 19:21 ` David Miller
2007-03-22 19:30 ` Evgeniy Polyakov
2007-03-22 19:36 ` David Miller
2007-03-22 19:40 ` Evgeniy Polyakov
2007-03-27 14:23 ` Andi Kleen
2007-03-27 13:35 ` Evgeniy Polyakov
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