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aa1762f49c
We need Huge TLBs for HUGETLB_PAGE, or the soon to follow TRANSPARENT_HUGEPAGE. collect this information under a single Kconfig symbol. Signed-off-by: David Daney <david.daney@cavium.com>
18 lines
454 B
C
18 lines
454 B
C
#ifndef _MIPS_SPARSEMEM_H
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#define _MIPS_SPARSEMEM_H
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#ifdef CONFIG_SPARSEMEM
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/*
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* SECTION_SIZE_BITS 2^N: how big each section will be
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* MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space
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*/
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#if defined(CONFIG_MIPS_HUGE_TLB_SUPPORT) && defined(CONFIG_PAGE_SIZE_64KB)
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# define SECTION_SIZE_BITS 29
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#else
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# define SECTION_SIZE_BITS 28
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#endif
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#define MAX_PHYSMEM_BITS 35
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#endif /* CONFIG_SPARSEMEM */
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#endif /* _MIPS_SPARSEMEM_H */
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