powerpc/security: change link stack flush state to the flush type enum

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Prepare to allow for hardware link stack flushing by using the
none/sw/hw type, same as the count cache state.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200609070610.846703-3-npiggin@gmail.com

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Nicholas Piggin 2020-06-09 17:06:05 +10:00 • committed by Michael Ellerman

parent 1026798c64

commit c06ac27710

1 changed files with 5 additions and 5 deletions

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arch/powerpc/kernel/security.c

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