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mm/hugetlb: assert hugetlb_lock in __hugetlb_cgroup_commit_charge 

This is similar to __hugetlb_cgroup_uncharge_folio() where it relies on
holding hugetlb_lock.  Add the similar assertion like the other one, since
it looks like such things may help some day.

Link: https://lkml.kernel.org/r/20240417211836.2742593-4-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Mina Almasry <almasrymina@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Muchun Song <muchun.song@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Peter Xu 2024-04-17 17:18:36 -04:00 committed by Andrew Morton
parent 6401a2e690
commit 3ccae1dc84
1 changed files with 1 additions and 1 deletions
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2
mm/hugetlb_cgroup.c
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@ -308,7 +308,7 @@ static void __hugetlb_cgroup_commit_charge(int idx, unsigned long nr_pages,
{
if (hugetlb_cgroup_disabled() || !h_cg)
return;
lockdep_assert_held(&hugetlb_lock);
__set_hugetlb_cgroup(folio, h_cg, rsvd);
if (!rsvd) {
unsigned long usage =