Re: BIGMEM kernel question

From: Alan Cox (
Date: Fri Jul 06 2001 - 16:46:16 EST

> Ahh. That makes sense. So how can I change the chunk size from 64k to
> something higher (I assume I could set it to 128k to effectively double
> that 3GB to 6GB)?

I think you misunderstand. If you want more than 3Gb you will have to map and
unmap stuff yourself. You only have 3Gb of per process address space due to
x86 weaknesses (lack of seperate kernel/user spaces without tlb flush
overhead nightmares)

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This archive was generated by hypermail 2b29 : Sat Jul 07 2001 - 21:00:19 EST