Linux kernel bug fix: hugetlbfs: use i_mmap_rwsem for more pmd sharing synchronization
Subsystem: memory (mm/memory-failure.c)
Bug type: refcount, severity: high
Keywords: reference count
Files changed: mm/hugetlb.c;mm/memory-failure.c;mm/migrate.c;mm/rmap.c;mm/userfaultfd.c
Introduced by Chen, Kenneth W on 2006-12-07 08:39:21 -0800; fixed by Mike Kravetz on 2018-12-28 12:11:51 -0800 (lifetime: 4404 days)