Copyright (c) 1996 Doug Rabson All rights reserved. This program is free software. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in...
NAMEVFS_ROOT - return the root vnode of a file system
SYNOPSISIn sys/param.h In sys/mount.h In sys/vnode.h Ft int Fn VFS_ROOT struct mount *mp int flags struct vnode **vpp
DESCRIPTIONReturn a locked vnode for the root directory of the file system.
Its arguments are:
- Fa mp
- The file system.
- Fa flags
- The lock type. Could be LK_EXCLUSIVE or LK_SHARED File system is free to ignore the Fa flags argument and instead acquire an exclusive lock.
- Fa vpp
- Return parameter for the root vnode.