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| author |   Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-01-27 12:04:20 +0530 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2016-01-28 23:49:43 +1100 |
| commit | 2d19fc639516dc7b4184450b315c931d38549e61 (patch) | |
| tree | f99530a44e8ed19653f42b7aa1539511ac6440e5 | |
| parent | powerpc/perf: Remove PPMU_HAS_SSLOT flag for Power8 (diff) | |
| download | linux-dev-2d19fc639516dc7b4184450b315c931d38549e61.tar.xz linux-dev-2d19fc639516dc7b4184450b315c931d38549e61.zip | |
powerpc/mm: Fixup _HPAGE_CHG_MASK
This was wrongly updated by commit 7aa9a23c69ea ("powerpc, thp: remove
infrastructure for handling splitting PMDs") during the last merge
window. Fix it up.
This could lead to incorrect behaviour in THP and/or mprotect(), at a
minimum.
Fixes: 7aa9a23c69ea ("powerpc, thp: remove infrastructure for handling splitting PMDs")
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/hash.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/hash.h b/arch/powerpc/include/asm/book3s/64/hash.h index 06f17e778c27..8d1c8162f0c1 100644 --- a/arch/powerpc/include/asm/book3s/64/hash.h +++ b/arch/powerpc/include/asm/book3s/64/hash.h @@ -50,7 +50,9 @@ * set of bits not changed in pmd_modify. */ #define _HPAGE_CHG_MASK (PTE_RPN_MASK | _PAGE_HPTEFLAGS | _PAGE_DIRTY | \ - _PAGE_ACCESSED | _PAGE_THP_HUGE) + _PAGE_ACCESSED | _PAGE_THP_HUGE | _PAGE_PTE | \ + _PAGE_SOFT_DIRTY) + #ifdef CONFIG_PPC_64K_PAGES #include <asm/book3s/64/hash-64k.h> |