powerpc/mm/radix: Fix build error when RADIX_MMU=n
The recent TLB flush rework broke the build when the Radix MMU is
disabled at build time, eg:
(.text+0x264): undefined reference to `.radix__tlbiel_all'
We could add an empty version, but if we ever called it by accident
that would indicate a bad bug, so add a stub that just WARNs if we do.
Fixes: d4748276ae
("powerpc/64s: Improve local TLB flush for boot and MCE on POWER9")
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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@ -11,7 +11,11 @@ static inline int mmu_get_ap(int psize)
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return mmu_psize_defs[psize].ap;
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return mmu_psize_defs[psize].ap;
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}
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}
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#ifdef CONFIG_PPC_RADIX_MMU
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extern void radix__tlbiel_all(unsigned int action);
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extern void radix__tlbiel_all(unsigned int action);
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#else
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static inline void radix__tlbiel_all(unsigned int action) { WARN_ON(1); };
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#endif
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extern void radix__flush_hugetlb_tlb_range(struct vm_area_struct *vma,
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extern void radix__flush_hugetlb_tlb_range(struct vm_area_struct *vma,
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unsigned long start, unsigned long end);
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unsigned long start, unsigned long end);
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