powerpc/64s: Preserve r3 in slb_allocate_realmode()

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One fewer registers clobbered by this function means the SLB miss
handler can save one fewer.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Nicholas Piggin 2017-05-21 23:15:42 +10:00 • committed by Michael Ellerman

parent 40d24343a8

commit d59afffdf0

1 changed files with 14 additions and 10 deletions

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arch/powerpc/mm/slb_low.S

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