Re: [BLOCK] bh: Ensure bh fits within a page

From: Christoph Lameter
Date: Tue Aug 01 2006 - 15:53:54 EST


On Tue, 1 Aug 2006, Steven Rostedt wrote:

> > Yes. But then that number must always be a fraction of pagesize.
> >
>
> understood, as is 1024, 2048, and 4096 are. Well, if pagesize is 4096
> is 4096 really a fraction of 4096? :)
>
> Also, isn't all sizes for kmalloc that are under pagesize a fraction of
> the page size? Or more correctly, a power of 2?

Well the size of the object and the alignment must be a fraction of the
pagesize. If you get page aligned pages then I wonder why use the slab
allocator? The page allocator will be much better suited.

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