hugetlb: add lockdep_assert_held() calls for hugetlb_lock
mainline inclusion from mainline-v5.13-rc1 commit 9487ca60 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I3ZCW9 CVE: NA Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9487ca60fd7fa2c259f0daba8e2e01e51a64da05 ------------------------------------------------- After making hugetlb lock irq safe and separating some functionality done under the lock, add some lockdep_assert_held to help verify locking. Link: https://lkml.kernel.org/r/20210409205254.242291-9-mike.kravetz@oracle.comSigned-off-by: NMike Kravetz <mike.kravetz@oracle.com> Acked-by: NMichal Hocko <mhocko@suse.com> Reviewed-by: NMiaohe Lin <linmiaohe@huawei.com> Reviewed-by: NMuchun Song <songmuchun@bytedance.com> Reviewed-by: NOscar Salvador <osalvador@suse.de> Cc: "Aneesh Kumar K . V" <aneesh.kumar@linux.ibm.com> Cc: Barry Song <song.bao.hua@hisilicon.com> Cc: David Hildenbrand <david@redhat.com> Cc: David Rientjes <rientjes@google.com> Cc: Hillf Danton <hdanton@sina.com> Cc: HORIGUCHI NAOYA <naoya.horiguchi@nec.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Mina Almasry <almasrymina@google.com> Cc: Peter Xu <peterx@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Roman Gushchin <guro@fb.com> Cc: Shakeel Butt <shakeelb@google.com> Cc: Waiman Long <longman@redhat.com> Cc: Will Deacon <will@kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org> Signed-off-by: NChen Huang <chenhuang5@huawei.com> Signed-off-by: NNanyong Sun <sunnanyong@huawei.com> Reviewed-by: NTong Tiangen <tongtiangen@huawei.com> Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
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