Commit 53492b1d authored by Committed by Martin Schwidefsky
[S390] System z large page support.
This adds hugetlbfs support on System z, using both hardware large page support if available and software large page emulation on older hardware. Shared (large) page tables are implemented in software emulation mode, by using page->index of the first tail page from a compound large page to store page table information. Signed-off-by: Gerald Schaefer <email@example.com> Signed-off-by: Martin Schwidefsky <firstname.lastname@example.org>
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