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| author | Miaohe Lin <linmiaohe@huawei.com> | 2021-02-24 12:07:39 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-02-24 13:38:33 -0800 |
| commit | 07e51edf839ab85187acf013384ceecbbba40b0b (patch) | |
| tree | f48b36b08bd69c745516480460b1601fd1de5c7d /mm/hugetlb.c | |
| parent | 8938494c8567ebd9ebf2a230e1707ee1f9805342 (diff) | |
| download | lwn-07e51edf839ab85187acf013384ceecbbba40b0b.tar.gz lwn-07e51edf839ab85187acf013384ceecbbba40b0b.zip | |
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>
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 9d3a1416fc2f..4c956e64a10c 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -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; |