| To: | kuznet@xxxxxxxxxxxxx |
|---|---|
| Subject: | Re: System crash in tcp_fragment() |
| From: | Andi Kleen <ak@xxxxxxx> |
| Date: | Tue, 21 May 2002 01:54:07 +0200 |
| Cc: | george anzinger <george@xxxxxxxxxx>, netdev@xxxxxxxxxxx, linux-net@xxxxxxxxxxxxxxx, davem@xxxxxxxxxx, ak@xxxxxx, pekkas@xxxxxxxxxx |
| In-reply-to: | <200205202125.BAA03545@xxxxxxxxxxxxx> |
| References: | <3CE95190.75C52E2D@xxxxxxxxxx> <200205202125.BAA03545@xxxxxxxxxxxxx> |
| Sender: | owner-netdev@xxxxxxxxxxx |
| User-agent: | Mutt/1.3.22.1i |
> And also your reasoning about smp_processor_id() sounds strange, > preemption code must reschedule thread preemted in the kernel to the > same cpu, it is enough to avoid troubles with this. It's unfortunately the truth. Even in_interrupt() is buggy current on SMP preemptive. -Andi |
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