Messages in this thread | | | Date | Tue, 14 May 2002 08:21:30 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH] remove 2TB block device limit |
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On Mon, May 13, 2002 at 07:09:59PM -0700, Andrew Morton wrote: > > I think Christoph's point is that a pagecache index is not a sector > number. We agree that we need to plan for taking it to 64 bits, but > it should be something different. Like pageindex_t, or whatever.
I don't think we want to increase it. First it grow struct page by 32bits and second 64bit arithmetic on 32bit plattforms is still very expensive. I'd rather see PAGE_CACHE_SIZE growing to address the issues.
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