Commit 9840e372 authored by Stephen Wilson's avatar Stephen Wilson Committed by Linus Torvalds
Browse files

mm: remove check_huge_range() 



This function has been superseded by gather_hugetbl_stats() and is no
longer needed.

Signed-off-by: default avatarStephen Wilson <wilsons@start.ca>
Reviewed-by: default avatarKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Lee Schermerhorn <lee.schermerhorn@hp.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 722e2ee0

mm/mempolicy.c

+0 −35
Original line number Diff line number Diff line
@@ -2600,35 +2600,6 @@ static int gather_pte_stats(pmd_t *pmd, unsigned long addr, 
}



#ifdef CONFIG_HUGETLB_PAGE

static void check_huge_range(struct vm_area_struct *vma,

		unsigned long start, unsigned long end,

		struct numa_maps *md)

{

	unsigned long addr;

	struct page *page;

	struct hstate *h = hstate_vma(vma);

	unsigned long sz = huge_page_size(h);



	for (addr = start; addr < end; addr += sz) {

		pte_t *ptep = huge_pte_offset(vma->vm_mm,

						addr & huge_page_mask(h));

		pte_t pte;



		if (!ptep)

			continue;



		pte = *ptep;

		if (pte_none(pte))

			continue;



		page = pte_page(pte);

		if (!page)

			continue;



		gather_stats(page, md, pte_dirty(*ptep));

	}

}



static int gather_hugetbl_stats(pte_t *pte, unsigned long hmask,

		unsigned long addr, unsigned long end, struct mm_walk *walk)

{
@@ -2648,12 +2619,6 @@ static int gather_hugetbl_stats(pte_t *pte, unsigned long hmask, 
}



#else

static inline void check_huge_range(struct vm_area_struct *vma,

		unsigned long start, unsigned long end,

		struct numa_maps *md)

{

}



static int gather_hugetbl_stats(pte_t *pte, unsigned long hmask,

		unsigned long addr, unsigned long end, struct mm_walk *walk)

{

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