Merge branch 'akpm' (patches from Andrew)

Merge more fixes from Andrew Morton:
 "6 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  scripts/dtc: fix '%zx' warning
  include/linux/compiler.h: don't perform compiletime_assert with -O0
  mm, madvise: ensure poisoned pages are removed from per-cpu lists
  mm, uprobes: fix multiple free of ->uprobes_state.xol_area
  kernel/kthread.c: kthread_worker: don't hog the cpu
  mm,page_alloc: don't call __node_reclaim() with oom_lock held.