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Re: System crash in tcp_fragment()

To: george@xxxxxxxxxx (george anzinger)
Subject: Re: System crash in tcp_fragment()
From: kuznet@xxxxxxxxxxxxx
Date: Tue, 21 May 2002 16:47:40 +0400 (MSD)
Cc: davem@xxxxxxxxxx, niv@xxxxxxxxxx, ak@xxxxxxx, netdev@xxxxxxxxxxx, linux-net@xxxxxxxxxxxxxxx, ak@xxxxxx, pekkas@xxxxxxxxxx
In-reply-to: <3CE9F679.90ACF597@xxxxxxxxxx> from "george anzinger" at May 21, 2 00:25:46 am
Sender: owner-netdev@xxxxxxxxxxx
Hello!

> I understand the issue.

I do not.


+#define preempt_disable() \
+do { \
+       ++current->preempt_count; \
+       barrier(); \
+} while (0)

Why does this work?

Alexey

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