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Re: Preempted interrupt handler

To: Srinivas Kommu <>
Subject: Re: Preempted interrupt handler
From: Fuxin Zhang <>
Date: Thu, 22 Dec 2005 08:46:34 +0800
Cc: Linux/MIPS Development <>
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <>
User-agent: Thunderbird 1.5 (Windows/20051025)
> Is it normal for the modules to be loaded at 0xc0000000 (this is
> highmem, isn't it)? I see the same on my bcm1250 box. I've been wondering
> why they can't be loaded in kseg0. Or is it because of bad
> modutils/compiler flags?
It is not necessary highmem. 0xc0000000 is a MAPPED(i.e. use TLB) kernel
used by vmalloc to allocate a large virtually continous memory area for
modules. Use kseg0 you have to get a large physically continuous area,
and that is difficult unless you reserve some memory.
> thanks
> srini
>>   Ralf

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