mirror of https://gitee.com/openkylin/linux.git
include/asm-generic/pgtable-nopmd.h: macros are noxious, reason #435
arch/x86/mm/pgtable.c: In function 'pgd_mop_up_pmds': arch/x86/mm/pgtable.c:194: warning: unused variable 'pmd' Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -5,6 +5,8 @@
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#include <asm-generic/pgtable-nopud.h>
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struct mm_struct;
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#define __PAGETABLE_PMD_FOLDED
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/*
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@ -54,7 +56,9 @@ static inline pmd_t * pmd_offset(pud_t * pud, unsigned long address)
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* inside the pud, so has no extra memory associated with it.
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*/
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#define pmd_alloc_one(mm, address) NULL
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#define pmd_free(mm, x) do { } while (0)
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static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
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{
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}
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#define __pmd_free_tlb(tlb, x) do { } while (0)
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#undef pmd_addr_end
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