fe1d3f15f6
Introduce the new flag KNF_NOKQLOCK to allow event callers to be called without KQ_LOCK mtx held. - Modify VFS knote calls to always use KNF_NOKQLOCK flag. This is required for ZFS as its getattr implementation may sleep. Approved by: re (rwatson) Reviewed by: kib MFC after: 2 weeks