summaryrefslogtreecommitdiffstats
path: root/mm/gup.c
diff options
context:
space:
mode:
authorWei Yang <richardw.yang@linux.intel.com>2020-01-30 22:12:14 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-01-31 10:30:37 -0800
commitbe9d30458913f70bed1801abb5ee6f7b7d6f4b19 (patch)
tree95d00ac56458cad1163dbff087e632e4df09e21a /mm/gup.c
parent15494520b776aa2eadc3e2fefae524764cab9cea (diff)
downloadlinux-be9d30458913f70bed1801abb5ee6f7b7d6f4b19.tar.bz2
mm/gup.c: use is_vm_hugetlb_page() to check whether to follow huge
No functional change, just leverage the helper function to improve readability as others. Link: http://lkml.kernel.org/r/20200113070322.26627-1-richardw.yang@linux.intel.com Signed-off-by: Wei Yang <richardw.yang@linux.intel.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: David Rientjes <rientjes@google.com> Reviewed-by: Ralph Campbell <rcampbell@nvidia.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/gup.c')
-rw-r--r--mm/gup.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/gup.c b/mm/gup.c
index 9c41670d3f43..6cb71800fb5c 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -323,7 +323,7 @@ static struct page *follow_pmd_mask(struct vm_area_struct *vma,
pmdval = READ_ONCE(*pmd);
if (pmd_none(pmdval))
return no_page_table(vma, flags);
- if (pmd_huge(pmdval) && vma->vm_flags & VM_HUGETLB) {
+ if (pmd_huge(pmdval) && is_vm_hugetlb_page(vma)) {
page = follow_huge_pmd(mm, address, pmd, flags);
if (page)
return page;
@@ -433,7 +433,7 @@ static struct page *follow_pud_mask(struct vm_area_struct *vma,
pud = pud_offset(p4dp, address);
if (pud_none(*pud))
return no_page_table(vma, flags);
- if (pud_huge(*pud) && vma->vm_flags & VM_HUGETLB) {
+ if (pud_huge(*pud) && is_vm_hugetlb_page(vma)) {
page = follow_huge_pud(mm, address, pud, flags);
if (page)
return page;