linux/arch/powerpc/include/asm/book3s
Aneesh Kumar K.V 92d9dfda8b powerpc/mm/4k: Limit 4k page size config to 64TB virtual address space
Supporting 512TB requires us to do a order 3 allocation for level 1 page
table (pgd). This results in page allocation failures with certain workloads.
For now limit 4k linux page size config to 64TB.

Fixes: f6eedbba7a ("powerpc/mm/hash: Increase VA range to 128TB")
Reported-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-06-08 20:42:56 +10:00
..
32 arch, mm: convert all architectures to use 5level-fixup.h 2017-03-09 11:48:47 -08:00
64 powerpc/mm/4k: Limit 4k page size config to 64TB virtual address space 2017-06-08 20:42:56 +10:00
pgalloc.h powerpc/mm/radix: Flush page walk cache when freeing page table 2016-06-10 16:14:52 +10:00
pgtable.h powerpc/mm: Move PTE bits from generic functions to hash64 functions. 2015-12-14 15:19:08 +11:00