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mm/huge_memory.c: remove unused return value of set_huge_zero_page()

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The return value of set_huge_zero_page() is always ignored.  So we should
drop such return value.

Link: https://lkml.kernel.org/r/20210203084816.46307-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2021-02-24 12:07:29 -08:00 committed by Linus Torvalds
parent 578b7725d4
commit 2efeb8da99
1 changed files with 2 additions and 3 deletions
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5
mm/huge_memory.c
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@ -691,20 +691,19 @@ static inline gfp_t alloc_hugepage_direct_gfpmask(struct vm_area_struct *vma)
}
/* Caller must hold page table lock. */
static bool set_huge_zero_page(pgtable_t pgtable, struct mm_struct *mm,
static void set_huge_zero_page(pgtable_t pgtable, struct mm_struct *mm,
struct vm_area_struct *vma, unsigned long haddr, pmd_t *pmd,
struct page *zero_page)
{
pmd_t entry;
if (!pmd_none(*pmd))
return false;
return;
entry = mk_pmd(zero_page, vma->vm_page_prot);
entry = pmd_mkhuge(entry);
if (pgtable)
pgtable_trans_huge_deposit(mm, pmd, pgtable);
set_pmd_at(mm, haddr, pmd, entry);
mm_inc_nr_ptes(mm);
return true;
}
vm_fault_t do_huge_pmd_anonymous_page(struct vm_fault *vmf)