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authorGerald Schaefer <geraldsc@de.ibm.com>2008-04-30 13:38:46 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-04-30 13:38:47 +0200
commit53492b1de46a7576170e865062ffcfc93bb5650b (patch)
treebee94e5b2e8c19c1a094a25023cb82572707feb4 /drivers/s390
parent2e5061e40af88070984e3769eafb5a06022375fd (diff)
[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 <geraldsc@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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