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SubjectRe: Longstanding networking / SMP issue? (duplextest)
On Fri, Feb 21, 2003 at 02:11:25AM -0800, David S. Miller wrote:
> From: Andi Kleen <>
> Date: Fri, 21 Feb 2003 11:22:58 +0100
> Doesn't work on preemptive, does it? How do you keep it on a single CPU
> when it runs in process context ?
> What runs in process context? ICMP responses are generated from BH's.

hmm, i was thinking about tcp process context, but you're right it can
only generate icmps for dead ports and that happens while still in

at least ipip.c will send icmps from process context (ipip_tunnel_xmit)

netfilter will probably do too.

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