Re: Info on SKbuf....

From: David S. Miller (davem@redhat.com)
Date: Thu Apr 20 2000 - 07:24:42 EST


   From: Jes Sorensen <Jes.Sorensen@cern.ch>
   Date: 20 Apr 2000 10:36:12 +0200

   I tried this some time ago with the AceNIC Gigabit Ethernet driver
   and the performance increase I originally saw totally vanished when
   I applied Ingo's per-cpu slab cache patch.

Yes. But Ingo's per-cpu slab would need a bit of work before we
could include it for real.

Currently, the skbuff allocator in 2.3.x keeps it's own per-cpu cache
lists and from what we've seen it is quite effective. It won't do as
well as Ingo's per-cpu slab, but it doesn't have to problems that
per-cpu slab needs fixed either :-)

Later,
David S. Miller
davem@redhat.com

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