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powerpc/64: Call setup_barrier_nospec() from setup_arch()

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Currently we require platform code to call setup_barrier_nospec(). But
if we add an empty definition for the !CONFIG_PPC_BARRIER_NOSPEC case
then we can call it in setup_arch().

Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Michael Ellerman
2018-07-28 09:06:35 +10:00
parent 179ab1cbf8
commit af375eefbf
4 changed files with 6 additions and 2 deletions
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4
arch/powerpc/include/asm/setup.h
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@@ -52,7 +52,11 @@ enum l1d_flush_type {
void setup_rfi_flush(enum l1d_flush_type, bool enable);
void do_rfi_flush_fixups(enum l1d_flush_type types);
#ifdef CONFIG_PPC_BARRIER_NOSPEC
void setup_barrier_nospec(void);
#else
static inline void setup_barrier_nospec(void) { };
#endif
void do_barrier_nospec_fixups(bool enable);
extern bool barrier_nospec_enabled;