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authorMiaohe Lin <linmiaohe@huawei.com>2021-02-24 12:07:29 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-24 13:38:32 -0800
commit2efeb8da992b955fa7705259e4b2f5937979deff (patch)
tree9f239093ae438081b43d1aff7a6c56a69771b4fb
parent578b7725d4bde8eca23218278d1d8103dd0c3dde (diff)
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mm/huge_memory.c: remove unused return value of set_huge_zero_page()
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>
-rw-r--r--mm/huge_memory.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 080b471c4fbf..4cdcc4da36e8 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -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)