Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton:
"7 fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
mm/fadvise.c: do not discard partial pages with POSIX_FADV_DONTNEED
mm: introduce dedicated WQ_MEM_RECLAIM workqueue to do lru_add_drain_all
kernel/relay.c: fix potential memory leak
mm: thp: broken page count after commit aa88b68c3b1d
revert "mm: memcontrol: fix possible css ref leak on oom"
kasan: change memory hot-add error messages to info messages
mm/hugetlb: fix huge page reserve accounting for private mappings