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(parent: fae2211) | 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)
commit4a7aa4fecbbf94b5c6fae8acccc983d919992bde
tree7b8b2793877d5891594b68e1ce42f015724faabctree | snapshot
parentfae2211697c9490414e974431051f7fed5506653commit | 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: bf9a95f9a648 ("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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