Messages in this thread Patch in this message | | | From | Miaohe Lin <> | Subject | [PATCH 2/4] mm/hugeltb: simplify the return code of __vma_reservation_common() | Date | Fri, 2 Apr 2021 05:32:47 -0400 |
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It's guaranteed that the vma is associated with a resv_map, i.e. either VM_MAYSHARE or HPAGE_RESV_OWNER, when the code reaches here or we would have returned via !resv check above. So ret must be less than 0 in the 'else' case. Simplify the return code to make this clear.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- mm/hugetlb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index a03a50b7c410..b7864abded3d 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2183,7 +2183,7 @@ static long __vma_reservation_common(struct hstate *h, return 1; } else - return ret < 0 ? ret : 0; + return ret; } static long vma_needs_reservation(struct hstate *h, -- 2.19.1
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