Messages in this thread | | | Date | Thu, 26 Apr 2007 17:45:24 +1000 | From | Nick Piggin <> | Subject | Re: [00/17] Large Blocksize Support V3 |
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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?
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