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powerpc/64s/hash: provide arch_setup_exec hooks for hash slice setup

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This will be used by the SLB code in the next patch, but for now this
sets the slb_addr_limit to the correct size for 32-bit tasks.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin
2018-09-15 01:30:55 +10:00
committed by Michael Ellerman
parent e83cbf7fb7
commit 2e1626744e
6 changed files with 37 additions and 0 deletions
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arch/powerpc/include/asm/slice.h
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@@ -32,6 +32,7 @@ void slice_set_range_psize(struct mm_struct *mm, unsigned long start,
unsigned long len, unsigned int psize);
void slice_init_new_context_exec(struct mm_struct *mm);
void slice_setup_new_exec(void);
#endif /* __ASSEMBLY__ */