[crypto-notify] 4339897 system hangs in ufs_check_lockfs().

[Vidya.Sakar at Sun.COM]

Author: vsakar
Repository: /hg/crypto/quantis
Revision: 5e2d4bdc6bf855a07e4bc20e5837e420212fc5c1
Log message:
4339897 system hangs in ufs_check_lockfs().
4889187 ufs_quiesce()/ufs_readdir()/ufs_create() - 3 way deadlock

Files:
	update: usr/src/uts/common/fs/ufs/ufs_dir.c
	update: usr/src/uts/common/fs/ufs/ufs_vnops.c
	update: usr/src/uts/common/sys/fs/ufs_fs.h
	update: usr/src/uts/common/vm/vm_as.c