Linux kernel bug fix: mm, dev_pagemap: Do not clear ->mapping on final put
Subsystem: kernel (kernel/memremap.c)
Bug type: unknown, severity: unknown
Files changed: kernel/memremap.c;mm/hmm.c
Introduced by Dan Williams on 2018-04-03 05:41:19 -0700; fixed by Dan Williams on 2018-07-23 10:37:39 -0700 (lifetime: 111 days)