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(parent: 5388ab5) | patch
powerpc/mm/hash64: Allocate larger PMD table if hugetlb config is enabled
authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Sun, 11 Feb 2018 15:00:07 +0000 (20:30 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Tue, 13 Feb 2018 11:37:48 +0000 (22:37 +1100)
commitcfb9c45d7ca7598b6b06429a3530de8d01c4b125
tree7b8b2793877d5891594b68e1ce42f015724faabctree | snapshot
parent5388ab5cba7868a491a7773a7218a41360c2725ccommit | diff
powerpc/mm/hash64: Allocate larger PMD table if hugetlb config is enabled

We use the second half of the page table to store slot information, so we must
allocate it always if hugetlb is possible.

Fixes: 77b9ba0d148c ("powerpc: Free up four 64K PTE bits in 64K backed HPTE pages")
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Reviewed-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/book3s/64/hash-64k.h diff | blob | history
arch/powerpc/include/asm/book3s/64/hash.h diff | blob | history
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