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mm/hugetlb.c: make is_hugetlb_entry_hwpoisoned return bool

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Patch series "mm/hugetlb: Small cleanup and improvement", v2.

This patch (of 3):

Just like its neighbour is_hugetlb_entry_migration() has done.

Signed-off-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Link: https://lkml.kernel.org/r/20200723032248.24772-1-bhe@redhat.com
Link: https://lkml.kernel.org/r/20200723032248.24772-2-bhe@redhat.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Baoquan He 2020-10-13 16:56:10 -07:00 committed by Linus Torvalds
parent ab00db216c
commit 3e5c36007e
1 changed files with 4 additions and 4 deletions
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8
mm/hugetlb.c
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@ -3805,17 +3805,17 @@ bool is_hugetlb_entry_migration(pte_t pte)
return false; return false;
} }
static int is_hugetlb_entry_hwpoisoned(pte_t pte) static bool is_hugetlb_entry_hwpoisoned(pte_t pte)
{ {
swp_entry_t swp; swp_entry_t swp;
if (huge_pte_none(pte) || pte_present(pte)) if (huge_pte_none(pte) || pte_present(pte))
return 0; return false;
swp = pte_to_swp_entry(pte); swp = pte_to_swp_entry(pte);
if (non_swap_entry(swp) && is_hwpoison_entry(swp)) if (non_swap_entry(swp) && is_hwpoison_entry(swp))
return 1; return true;
else else
return 0; return false;
} }
int copy_hugetlb_page_range(struct mm_struct *dst, struct mm_struct *src, int copy_hugetlb_page_range(struct mm_struct *dst, struct mm_struct *src,