Re: [00/17] Large Blocksize Support V3

[Nick Piggin]

Christoph Lameter wrote:
> On Thu, 26 Apr 2007, Nick Piggin wrote:
>
>
> > But I maintain that the end result is better than the fragmentation
> > based approach. A lot of people don't actually want a bigger page
> > cache size, because they want efficient internal fragmentation as
> > well, so your radix-tree based approach isn't really comparable.
>
>
> Me? Radix tree based approach? That approach is in the kernel. Do not 
> create a solution where there is no problem. If we do not want to 
> support large blocksizes then lets be honest and say so instead of 
> redefining what a block is. The current approach is fine if one is 
> satisfied with scatter gather and the VM overhead coming with handling 
> these pages. I fail to see what any of what you are proposing would add to 
> that.

I'm not just making this up. Fragmentation. OK?

--
SUSE Labs, Novell Inc.
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