Re: allocate huge amounts of kernel memory

Subject: Re: allocate huge amounts of kernel memory
From: Umesh Vaishampayan <email@hidden>
Date: Mon, 11 Nov 2002 13:36:25 -0800

On Friday, November 8, 2002, at 02:20 AM, Heiko Panther wrote:

> Hi Umesh,
>
> > IOMalloc() is just a wrapper around kalloc(). kalloc() allocates
> > memory from a sub map which is limited to 16MB.
>
> Out of curiosity: Why do you use that sub map, and don't allocate
> straight from kernel_map? (Which is, by the way, my workaround.)

Avoid fragmentation. Avoid lock contention....

--Umesh
--
Umesh Vaishampayan Apple Computer, Inc.
Mac OS X Kernel Ph: (408) 974 0229
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References:
	>Re: allocate huge amounts of kernel memory (From: Heiko Panther <email@hidden>)

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