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mm/hugetlb: use helper function range_in_vma() in page_table_shareable() 

We could use helper function range_in_vma() to check whether the vma is in
the desired range to simplify the code.

Link: https://lkml.kernel.org/r/20210204112949.43051-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: 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 12:07:39 -08:00 committed by Linus Torvalds
parent 8938494c85
commit 07e51edf83
1 changed files with 1 additions and 1 deletions
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2
mm/hugetlb.c
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@ -5282,7 +5282,7 @@ static unsigned long page_table_shareable(struct vm_area_struct *svma,
*/
if (pmd_index(addr) != pmd_index(saddr) ||
vm_flags != svm_flags ||
sbase < svma->vm_start || svma->vm_end < s_end)
!range_in_vma(svma, sbase, s_end))
return 0;
return saddr;