Re: kmalloc() alignment

Kenn Humborg (kenn@linux.ie)
Tue, 6 Mar 2001 00:29:12 +0000


On Mon, Mar 05, 2001 at 04:15:36PM -0800, H. Peter Anvin wrote:
> > So, to summarise (for 32-bit CPUs):
> >
> > o Alan Cox & Manfred Spraul say 4-byte alignment is guaranteed.
> >
> > o If you need larger alignment, you need to alloc a larger space,
> > round as necessary, and keep the original pointer for kfree()
> >
> > Maybe I'll just use get_free_pages, since it's a 64KB chunk that
> > I need (and it's only a once-off).
> >
>
> It might be worth asking the question if larger blocks are more
> aligned?

OK, I'll bite...

Are larger blocks more aligned?

Later,
Kenn

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