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powerpc: Program HPTE key protection bits

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Map the PTE protection key bits to the HPTE key protection bits,
while creating HPTE  entries.

Acked-by: Balbir Singh <bsingharora@gmail.com>
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Ram Pai
2018-01-18 17:50:36 -08:00
committed by Michael Ellerman
parent eb95d016ce
commit a6590ca55f
4 changed files with 21 additions and 0 deletions
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arch/powerpc/mm/hash_utils_64.c
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@@ -233,6 +233,7 @@ unsigned long htab_convert_pte_flags(unsigned long pteflags)
*/
rflags |= HPTE_R_M;
rflags |= pte_to_hpte_pkey_bits(pteflags);
return rflags;
}