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Re: ksoftirqd uses 99% CPU triggered by network traffic (maybe RLT-8139

To: OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
Subject: Re: ksoftirqd uses 99% CPU triggered by network traffic (maybe RLT-8139 related)
From: Francois Romieu <romieu@xxxxxxxxxxxxx>
Date: Thu, 5 Aug 2004 19:21:59 +0200
Cc: Hector Martin <hector@xxxxxxxxxxxxxx>, Pasi Sjoholm <ptsjohol@xxxxxxxxx>, Robert Olsson <Robert.Olsson@xxxxxxxxxxx>, Linux-Kernel <linux-kernel@xxxxxxxxxxxxxxx>, akpm@xxxxxxxx, netdev@xxxxxxxxxxx, brad@xxxxxxxxxx, shemminger@xxxxxxxx
In-reply-to: <871xiltxhz.fsf@xxxxxxxxxxxxxxxxxxx>; from hirofumi@xxxxxxxxxxxxxxxxxx on Fri, Aug 06, 2004 at 12:28:40AM +0900
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OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx> :
[...]
> On the final analysis, what was the cause of this problem?

See answer 42

> I found the following in progguide-8100(100).pdf. Does this help something?

It makes sense. The previous code did not allow the ISR to be written under
any circumstance.

--
Ueimor

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