powerpc/mm/book3s-64: Move software-used bits in PTE
authorPaul Mackerras <paulus@samba.org>
Mon, 22 Feb 2016 02:41:19 +0000 (13:41 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 29 Feb 2016 09:34:40 +0000 (20:34 +1100)
commite726202f06cbfda4e42d2b32138cf288445ec80d
tree6b377576b116e4ff5535602f47148c740847e794
parentc915df162d09f0957baf56fd3e2f03b8992699a6
powerpc/mm/book3s-64: Move software-used bits in PTE

This moves the _PAGE_SPECIAL and _PAGE_SOFT_DIRTY bits in the Linux
PTE on 64-bit Book 3S systems to bit positions which are designated
for software use in the radix PTE format used by PowerISA v3.0 CPUs
in radix mode.

Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/book3s/64/hash.h