Re: **** How to lock memory pages?

["Richard B. Johnson" <linux-os@analogic.com>]

On Wed, 29 Jun 2005, Sreeni wrote:

> Hi,
>
> Is there a way to lock a particular portion of the memory pages during
> kernel bootup? I want to re-use these pages when I load my
> application. I *don't* wanna use the idea of reserving some physical
> memory and using ioremap. I want something that kernel should be able
> to manage this memory but I don't want any other application to use
> this memory.
>
> Thanks in advance
> Sreeni
> -

Wrong kind of kernel for this kind of use. The kernel dynamically
allocates/deallocates/pages of memory that it knows about. The only
way to do what you want, with a kernel designed for multi-tasking
multi-user applications use, is to reserve memory during boot.

Cheers,
Dick Johnson
Penguin : Linux version 2.6.12 on an i686 machine (5537.79 BogoMips).
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