On Thu, Nov 22, 2018 at 01:32:24PM -0800, Matthew Wilcox wrote: > Transparent Huge Pages are currently stored in i_pages as pointers to > consecutive subpages. This patch changes that to storing consecutive > pointers to the head page in preparation for storing huge pages more > efficiently in i_pages.
I probably miss something, I don't see how it wouldn't break split_huge_page(). I don't see what would replace head pages in i_pages with formerly-tail-pages? Hm? -- Kirill A. Shutemov
