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mm/hugetlb_cgroup: remove unnecessary VM_BUG_ON_PAGE in hugetlb_cgroup_migrate() 

!PageHuge(oldhpage) is implicitly checked in page_hstate() above, so we
remove this explicit one.

Link: https://lkml.kernel.org/r/20210308112809.26107-4-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: 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 2021-05-04 18:33:28 -07:00 committed by Linus Torvalds
parent 5af1ab1d24
commit 5c8ecb131a
1 changed files with 0 additions and 1 deletions
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mm/hugetlb_cgroup.c
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@ -784,7 +784,6 @@ void hugetlb_cgroup_migrate(struct page *oldhpage, struct page *newhpage)
if (hugetlb_cgroup_disabled())
return;
VM_BUG_ON_PAGE(!PageHuge(oldhpage), oldhpage);
spin_lock(&hugetlb_lock);
h_cg = hugetlb_cgroup_from_page(oldhpage);
h_cg_rsvd = hugetlb_cgroup_from_page_rsvd(oldhpage);