Re: [RFC][PATCH 0/9] Network receive deadlock prevention for NBD

Evgeniy Polyakov
2006-08-09T05:46:48Z

On Tue, Aug 08, 2006 at 09:33:25PM +0200, Peter Zijlstra (a.p.zijlstra@chello.nl) wrote:
> http://lwn.net/Articles/144273/
> "Kernel Summit 2005: Convergence of network and storage paths"
>
> We believe that an approach very much like today's patch set is
> necessary for NBD, iSCSI, AoE or the like ever to work reliably.
> We further believe that a properly working version of at least one of
> these subsystems is critical to the viability of Linux as a modern
> storage platform.

There is another approach for that - do not use slab allocator for
network dataflow at all. It automatically has all you pros amd if
implemented correctly can have a lot of additional usefull and
high-performance features like full zero-copy and total fragmentation
avoidance.

--
Evgeniy Polyakov