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Re: netlink drops messages.

To: Andi Kleen <ak@xxxxxx>
Subject: Re: netlink drops messages.
From: Chris Wedgwood <cw@xxxxxxxx>
Date: Fri, 19 Jan 2001 01:41:48 +1300
Cc: jamal <hadi@xxxxxxxxxx>, Werner Almesberger <Werner.Almesberger@xxxxxxx>, "James R. Leu" <jleu@xxxxxxxxxxxxxx>, kuznet@xxxxxxxxxxxxx, gleb@xxxxxxxxxxx, netdev@xxxxxxxxxxx
In-reply-to: <20010118125936.B3272@xxxxxxxxxx>; from ak@xxxxxx on Thu, Jan 18, 2001 at 12:59:36PM +0100
References: <20010117122413.B18286@xxxxxxxxxxxxxxx> <Pine.GSO.4.30.0101170744100.20342-100000@xxxxxxxxxxxxxxxx> <20010118125936.B3272@xxxxxxxxxx>
Sender: owner-netdev@xxxxxxxxxxx
User-agent: Mutt/1.2.5i
On Thu, Jan 18, 2001 at 12:59:36PM +0100, Andi Kleen wrote:

    Or you hack the kernel to directly update a shared memory with
    the needed information with appropiate locking. Then there is no
    buffer to overflow, at worst you could get some problems with the
    locks in overload cases.

freaky timing -- I just suggested something along those lines myself;
I'm not sure how we would implement locking and overflow though, I
suggested signals but that is perhaps a little gross.


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