diff options
| author | Michael Ellerman <mpe@ellerman.id.au> | 2018-07-28 09:06:34 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-08-08 00:32:23 +1000 |
| commit | 179ab1cbf883575c3a585bcfc0f2160f1d22a149 (patch) | |
| tree | eead3ee74946fc0b174966ef4fcf1fa02ae8e2fc /arch/powerpc/include/asm/setup.h | |
| parent | 6453b532f2c8856a80381e6b9a1f5ea2f12294df (diff) | |
powerpc/64: Add CONFIG_PPC_BARRIER_NOSPEC
Add a config symbol to encode which platforms support the
barrier_nospec speculation barrier. Currently this is just Book3S 64
but we will add Book3E in a future patch.
Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/setup.h')
| -rw-r--r-- | arch/powerpc/include/asm/setup.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h index 8721fd004291..8205f9fdfd67 100644 --- a/arch/powerpc/include/asm/setup.h +++ b/arch/powerpc/include/asm/setup.h @@ -56,7 +56,7 @@ void setup_barrier_nospec(void); void do_barrier_nospec_fixups(bool enable); extern bool barrier_nospec_enabled; -#ifdef CONFIG_PPC_BOOK3S_64 +#ifdef CONFIG_PPC_BARRIER_NOSPEC void do_barrier_nospec_fixups_range(bool enable, void *start, void *end); #else static inline void do_barrier_nospec_fixups_range(bool enable, void *start, void *end) { }; |