Merge branch topic/uek-4.1/stable-cherry-picks of git://ca-git.us.oracle.com/linux...

Merge branch topic/uek-4.1/stable-cherry-picks of git://ca-git.us.oracle.com/linux-uek into uek/uek-4.1

* topic/uek-4.1/stable-cherry-picks: (21 commits)
  ocfs2: fix not enough credit panic
  ocfs2: fix deadlock on mmapped page in ocfs2_write_begin_nolock()
  ocfs2/dlm: fix race between convert and migration
  ocfs2: solve a problem of crossing the boundary in updating backups
  ocfs2: use spinlock_irqsave() to downconvert lock in ocfs2_osb_dump()
  ocfs2: access orphan dinode before delete entry in ocfs2_orphan_del
  ocfs2/dlm: do not insert a new mle when another process is already migrating
  ocfs2: fix slot overwritten if storage link down during mount
  ocfs2/dlm: return appropriate value when dlm_grab() returns NULL
  ocfs2/dlm: wait until DLM_LOCK_RES_SETREF_INPROG is cleared in dlm_deref_lockres_worker
  ocfs2/dlm: fix a race between purge and migration
  ocfs2/dlm: clear migration_pending when migration target goes down
  ocfs2: fix BUG when calculate new backup super
  ocfs2: should reclaim the inode if '__ocfs2_mknod_locked' returns an error
  ocfs2: fix race between mount and delete node/cluster
  ocfs2/dlm: unlock lockres spinlock before dlm_lockres_put
  ocfs2: avoid access invalid address when read o2dlm debug messages
  ocfs2: fix a tiny case that inode can not removed
  ocfs2: trusted xattr missing CAP_SYS_ADMIN check
  ocfs2: set filesytem read-only when ocfs2_delete_entry failed.
  ...