K 10 svn:author V 3 kib K 8 svn:date V 27 2013-09-03T05:20:42.830266Z K 7 svn:log V 292 MFC r254945: When allocating a pbuf for the cluster write, do not sleep waiting for the available pbuf when passed vnode is backing md(4). Other i/o directed to the same md device might already hold pbufs, and then we could deadlock since only our progress can free a pbuf needed for wakeup. END