MFC numerous features from HEAD.
authorMatthew Dillon <dillon@dragonflybsd.org>
Thu, 25 Sep 2008 02:20:57 +0000 (02:20 +0000)
committerMatthew Dillon <dillon@dragonflybsd.org>
Thu, 25 Sep 2008 02:20:57 +0000 (02:20 +0000)
commita81ad9d1745b5a1699428a64714f13982e657b63
tree2556982788ccc05af9af3300b7f87ca8c244a2b7
parent5a219cc7eec6d50280987392eac2c94db2faccff
MFC numerous features from HEAD.

* NFS export support for nullfs mounted filesystems,
  intended for nullfs mounted hammer PFSs.

* Each nullfs mount constructs a unique fsid based on
  the underlying mount.

* Each nullfs mount maintains its own netexport structure.

* The mount pointer in the nch (namecache handle) is passed
  into FHTOVP and friends, allowing operations to occur
  on the underlying vnodes but still go through the nullfs
  mount.
25 files changed:
sys/emulation/dragonfly12/dfbsd12_stat.c
sys/kern/kern_checkpoint.c
sys/kern/vfs_default.c
sys/kern/vfs_mount.c
sys/kern/vfs_subr.c
sys/kern/vfs_syscalls.c
sys/sys/mount.h
sys/sys/vnode.h
sys/vfs/gnu/ext2fs/ext2_vfsops.c
sys/vfs/hpfs/hpfs_vfsops.c
sys/vfs/isofs/cd9660/cd9660_vfsops.c
sys/vfs/msdosfs/msdosfs_vfsops.c
sys/vfs/nfs/nfs.h
sys/vfs/nfs/nfs_serv.c
sys/vfs/nfs/nfs_subs.c
sys/vfs/nfs/nfsm_subs.h
sys/vfs/ntfs/ntfs_vfsops.c
sys/vfs/nullfs/null.h
sys/vfs/nullfs/null_vfsops.c
sys/vfs/nullfs/null_vnops.c
sys/vfs/udf/udf_vfsops.c
sys/vfs/ufs/ffs_extern.h
sys/vfs/ufs/ffs_vfsops.c
sys/vfs/ufs/ufs_extern.h
sys/vfs/ufs/ufs_vfsops.c