Check the thread "kernel space limitations" thread on 11/04/07
Thanks,
Venkata jagadeesh.p
On 4/13/07, Jesper Juhl <
jesper.juhl@xxxxxxxxx> wrote:
On 13/04/07, yogeshwar sonawane < yogyas@xxxxxxxxx> wrote:
> Hi all,
>
> I have one doubt, whether memory allocated by
> kmalloc()/get_free_pages() is swappable? Both these functions allocate
> physical memory. The physical addresses can be given to any peripheral
> device to do dma on these buffers. So these buffers has to reside in
> memory always.
> OR
> is there any need to lock the pages of the buffer returned by
> kmalloc/get_free_pages to make it reside in main memory forever?
>
Kernel memory is not swapable.
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Jesper Juhl <jesper.juhl@xxxxxxxxx>
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