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The 2007 Linux Storage and File Systems WorkshopThe 2007 Linux Storage and File Systems WorkshopPosted Mar 22, 2007 11:53 UTC (Thu) by nix (subscriber, #2304)In reply to: The 2007 Linux Storage and File Systems Workshop by job Parent article: The 2007 Linux Storage and File Systems Workshop
The page cache is aware of blocksizes differing from PAGE_SIZE, which provides a lot of what's needed, but that code is complex and delicate, and extending it to allow pieces of multiple files to co-exist in a single page-cache page is quite unlikely to be done (the memory savings are, after all, marginal, at half a page per file, and the complexity increase is significant).
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