xref: /src/sys/conf/files

#	$NetBSD: files,v 1.187 1998/05/28 16:53:18 drochner Exp $

#	@(#)files.newconf	7.5 (Berkeley) 5/10/93

# options understood by the machine-independent part of the kernel
# (note, these are case-sensitive)
defopt	KMEMSTATS
defopt	LOCKDEBUG
defopt	RTC_OFFSET
defopt	TCP_RECVSPACE
defopt	TCP_SENDSPACE
defopt	UCONSOLE

defopt	DEVPAGER
defopt	SWAPPAGER
defopt	VNODEPAGER

defopt	opt_ntp.h	PPS_SYNC NTP 

defopt	opt_nfs_boot.h	NFS_BOOT_BOOTP NFS_BOOT_BOOTPARAM NFS_BOOT_DHCP
			NFS_BOOT_GATEWAY

defopt	GATEWAY
defopt	MROUTING
defopt	TCP_COMPAT_42

defopt	opt_malloclog.h	MALLOCLOG MALLOCLOGSIZE

defopt	INSECURE

defopt	opt_execfmt.h	EXEC_AOUT EXEC_ECOFF EXEC_ELF32 EXEC_ELF64 EXEC_SCRIPT

# these are not together so that turning on UVMHIST only affects files that
# use it, not most of the kernel
defopt	opt_uvm.h	UVM
defopt	opt_uvmhist.h	UVMHIST UVMHIST_PRINT
defopt	opt_pmap_new.h	PMAP_NEW

# file systems
deffs	FFS EXT2FS
deffs	fs_mfs.h MFS			# XXX
deffs	fs_lfs.h LFS
deffs	CD9660
deffs	ADOSFS
deffs	MSDOSFS
deffs	fs_nfs.h NFS
deffs	NULLFS FDESC PORTAL UMAPFS PROCFS
deffs	fs_kernfs.h KERNFS		# XXX
deffs	fs_union.h UNION

# device classes
devclass disk
devclass tape
devclass ifnet
devclass tty

# generic attributes
define	audio { }
define	scsi {[channel = -1]}
define	ata {[drive = -1]}
define	atapi { }
define  miibus { }

# audio device attributes
define	mulaw
define	auconv

# audio device, attaches to audio hardware driver
device	audio
attach	audio at audio

# net device attributes - we have generic code for arc(net), ether(net),
# fddi, and atm.
define	arc
define	atm
define	ether
define	fddi
define	hippi

# devices ARPing IPv4 pull this in:
define	arp

# Device description for machine-independent IPKDB code.
define	ipkdb

device	ipkdbif: ipkdb
device	ipkdbslip: ipkdb
device	ipkdbppp: ipkdb

# Common files for any ipkdb support
file	ipkdb/ipkdb_ipkdb.c		ipkdb			needs-flag
file	ipkdb/ipkdb_if.c		ipkdb

# Support for slip
file	ipkdb/ipkdb_slip.c		ipkdbslip		needs-flag

# Support for ppp	(for now only fake)
file	ipkdb/ipkdb_ppp.c		ipkdbppp		needs-flag


# "Chipset" drivers.  These are the bus-independent routines which
# contain the cfdrivers.  Attachments are provided by files.<bus>

# Adaptec AIC-6[32]60 ICs
device	aic: scsi
file	dev/ic/aic6360.c		aic

# Adaptec 2[789]4X, 394X, aic7770 and aic78[5678]0 SCSI controllers
device	ahc: scsi
file	dev/ic/aic7xxx.c		ahc

# BusLogic MultiMaster and MultiMaster Ultra SCSI controllers
# (Must be declared before AHA to ensure bha probes before aha.
#  Probing AHA first configures bhas as aha, via their AHA
#  hardware-compatibility mode.)
device	bha: scsi
file	dev/ic/bha.c			bha

# Adaptec AHA-154x and AHA-164x controllers
# (must be after bha, see above)
device	aha: scsi
file	dev/ic/aha.c			aha

# Qlogic ISP 10x0 SCSI Controllers
device	isp: scsi
file	dev/ic/isp.c			isp

# UltraStor SCSI controllers
device	uha: scsi
file	dev/ic/uha.c			uha

# 3Com Etherlink-III Ethernet controller
device	ep: arp, ether, ifnet
file	dev/ic/elink3.c			ep

# DEC EtherWORKS III (LEMAC) Ethernet controllers
device	lc: arp, ether, ifnet
file	dev/ic/lemac.c			lc

# LANCE and PCnet Ethernet controllers
device	le: arp, ether, ifnet
file	dev/ic/am7990.c			le

# 8390-family Ethernet controllers
define	dp8390nic
file	dev/ic/dp8390.c			dp8390nic

# NCR 5380 SCSI Bus Controller
define	ncr5380sbc
file	dev/ic/ncr5380sbc.c		ncr5380sbc

# DEC FDDI Chipset
define	pdq
file	dev/ic/pdq.c			pdq
file	dev/ic/pdq_ifsubr.c		pdq

# Cyclades Cyclom-8/16/32 
device	cy: tty
file	dev/ic/cy.c			cy			needs-flag

# Efficient Networks, Inc. ATM interface
device	en: atm, ifnet
file	dev/ic/midway.c			en

# NCR 53x9x or Emulex ESP SCSI Controller
define	ncr53c9x
file	dev/ic/ncr53c9x.c		ncr53c9x

# Intel 82586 Ethernet Controller
define	i82586
file	dev/ic/i82586.c			i82586

# SMC 91Cxx Ethernet Controller
device	sm: arp, ether, ifnet
file	dev/ic/smc91cxx.c		sm

# MB8696x Ethernet Controller
define	mb86960
file	dev/ic/mb86960.c		mb86960

# Generic MB8696x Ethernet Controller driver
device	mbe: arp, ether, ifnet, mb86960

# Interwave Am78C201 audio driver
define	interwave
file	dev/ic/interwave.c		interwave

# TMS 320av110 MPEG2/audio driver
define	tms320av110
file	dev/ic/tms320av110.c		tms320av110

# Novell NE2000-compatible Ethernet cards, based on the
# National Semiconductor DS8390.
device	ne: ether, ifnet, arp, dp8390nic
file	dev/ic/ne2000.c			ne

# 8250/16[45]50-based "com" ports
# XXX In a perfect world, this would be done with attributes
device	com: tty
file	dev/ic/com.c			com needs-flag

# Device description for i2c bus and i2c eeprom
define  i2c
define  i2c_eeprom

# Essential Communications Corp. HIPPI Interface
device  esh: hippi, ifnet
file    dev/ic/rrunner.c        esh

# XXX THE FOLLOWING BLOCK SHOULD BE UNCOMMENTED, BUT CANNOT
# XXX BECAUSE NOT ALL PORTS USE THE MI wdc DRIVER YET.
#
# # ESDI/IDE/etc. controllers
# device  wdc: ata, atapi
# file    dev/ic/wdc.c
#				wdc & (wd | !wd) needs-flag # XXX

# Definitions for wscons
# device attributes: display, display with emulator, keyboard, and mouse
define  wsdisplaydev { }
define  wsemuldisplaydev {[console = -1]}
define  wskbddev {[console = -1]}
define	wsmousedev { }
# attribute to pull in raster support
define	wsrasteremulops
# common PC display functions
define pcdisplayops
file	dev/ic/pcdisplay_subr.c	pcdisplayops
# VGA graphics
device	vga: wsemuldisplaydev, pcdisplayops
file	dev/ic/vga.c		vga	needs-flag
file	dev/ic/vga_subr.c	vga

# Attributes which machine-independent bus support can be attached to.
# These should be defined here, because some of these busses can have
# devices which provide these attributes, and we'd like to avoid hairy
# ordering constraints on inclusion of the busses' "files" files.
define	isabus { }			# ISA attachment
define	eisabus { }			# EISA attachment
define	pcibus {[bus = -1]}		# PCI attachment
define	tcbus { }			# TurboChannel attachment

# legitimate pseudo-devices
pseudo-device vnd: disk
pseudo-device ccd: disk
pseudo-device md: disk

pseudo-device pty: tty
pseudo-device tb: tty
pseudo-device rnd

pseudo-device loop: ifnet
pseudo-device sl: ifnet
pseudo-device ppp: ifnet
pseudo-device tun: ifnet
pseudo-device bpfilter: ifnet
pseudo-device strip: ifnet
pseudo-device ipfilter: ifnet

# kernel sources
file adosfs/adlookup.c			adosfs
file adosfs/adutil.c			adosfs
file adosfs/advfsops.c			adosfs
file adosfs/advnops.c			adosfs
file ddb/db_access.c			ddb | kgdb
file ddb/db_aout.c			ddb
file ddb/db_break.c			ddb
file ddb/db_command.c			ddb
file ddb/db_elf.c			ddb
file ddb/db_examine.c			ddb
file ddb/db_expr.c			ddb
file ddb/db_input.c			ddb
file ddb/db_lex.c			ddb
file ddb/db_output.c			ddb
file ddb/db_print.c			ddb
file ddb/db_run.c			ddb | kgdb
file ddb/db_sym.c			ddb
file ddb/db_trap.c			ddb
file ddb/db_variables.c			ddb
file ddb/db_watch.c			ddb
file ddb/db_write_cmd.c			ddb
file ddb/db_xxx.c			ddb
file dev/auconv.c			auconv
file dev/audio.c			audio			needs-flag
file dev/ccd.c				ccd			needs-flag
file dev/md.c				md			needs-count
file dev/mulaw.c			mulaw
file dev/vnd.c				vnd			needs-flag
file dev/rnd.c				rnd			needs-flag
file dev/rndpool.c			rnd			needs-flag
file dev/i2c/i2c_bus.c		i2c
file dev/i2c/i2c_eeprom.c	i2c_eeprom
file isofs/cd9660/cd9660_bmap.c		cd9660
file isofs/cd9660/cd9660_lookup.c	cd9660
file isofs/cd9660/cd9660_node.c		cd9660
file isofs/cd9660/cd9660_rrip.c		cd9660
file isofs/cd9660/cd9660_util.c		cd9660
file isofs/cd9660/cd9660_vfsops.c	cd9660
file isofs/cd9660/cd9660_vnops.c	cd9660
file kern/exec_aout.c			exec_aout
file kern/exec_conf.c
file kern/exec_ecoff.c			exec_ecoff
file kern/exec_elf32.c			exec_elf32
file kern/exec_elf64.c			exec_elf64
file kern/exec_elf_common.c		exec_elf32 | exec_elf64
file kern/exec_script.c			exec_script
file kern/exec_subr.c
file kern/init_main.c
file kern/init_sysent.c
file kern/kern_acct.c
file kern/kern_clock.c
file kern/kern_descrip.c
file kern/kern_exec.c
file kern/kern_exit.c
file kern/kern_fork.c
file kern/kern_fthread.c
file kern/kern_ktrace.c			ktrace
file kern/kern_lkm.c			lkm
file kern/kern_lock.c
file kern/kern_malloc.c
file kern/kern_ntptime.c
file kern/kern_physio.c
file kern/kern_proc.c
file kern/kern_prot.c
file kern/kern_resource.c
file kern/kern_sig.c
file kern/kern_subr.c
file kern/kern_synch.c
file kern/kern_sysctl.c
file kern/kern_time.c
file kern/kern_xxx.c
file kern/kgdb_stub.c			kgdb
file kern/subr_autoconf.c
file kern/subr_disk.c
file kern/subr_extent.c
file kern/subr_log.c
file kern/subr_pool.c
file kern/subr_prf.c
file kern/subr_prof.c
file kern/subr_rmap.c
file kern/subr_xxx.c
file kern/sys_generic.c
file kern/sys_process.c
file kern/sys_socket.c
file kern/syscalls.c			syscall_debug
file kern/sysv_ipc.c			sysvshm | sysvsem | sysvmsg
file kern/sysv_msg.c			sysvmsg
file kern/sysv_sem.c			sysvsem
file kern/sysv_shm.c			sysvshm
file kern/tty.c
file kern/tty_conf.c
file kern/tty_pty.c			pty			needs-count
file kern/tty_subr.c
file kern/tty_tb.c			tb			needs-count
file kern/tty_tty.c
file kern/uipc_domain.c
file kern/uipc_mbuf.c
file kern/uipc_proto.c
file kern/uipc_socket.c
file kern/uipc_socket2.c
file kern/uipc_syscalls.c
file kern/uipc_usrreq.c
file kern/vfs_bio.c
file kern/vfs_cache.c
file kern/vfs_cluster.c
file kern/vfs_init.c
file kern/vfs_lockf.c
file kern/vfs_lookup.c
file kern/vfs_subr.c
file kern/vfs_syscalls.c
file kern/vfs_vnops.c
file kern/vnode_if.c
file miscfs/deadfs/dead_vnops.c
file miscfs/fdesc/fdesc_vfsops.c	fdesc
file miscfs/fdesc/fdesc_vnops.c		fdesc
file miscfs/fifofs/fifo_vnops.c		fifo
file miscfs/genfs/genfs_vnops.c
file miscfs/kernfs/kernfs_vfsops.c	kernfs
file miscfs/kernfs/kernfs_vnops.c	kernfs
file miscfs/nullfs/null_subr.c		nullfs
file miscfs/nullfs/null_vfsops.c	nullfs
file miscfs/nullfs/null_vnops.c		nullfs
file miscfs/portal/portal_vfsops.c	portal
file miscfs/portal/portal_vnops.c	portal
file miscfs/procfs/procfs_ctl.c		procfs
file miscfs/procfs/procfs_fpregs.c
file miscfs/procfs/procfs_mem.c
file miscfs/procfs/procfs_note.c	procfs
file miscfs/procfs/procfs_regs.c
file miscfs/procfs/procfs_status.c	procfs
file miscfs/procfs/procfs_subr.c	procfs
file miscfs/procfs/procfs_vfsops.c	procfs
file miscfs/procfs/procfs_vnops.c	procfs
file miscfs/specfs/spec_vnops.c
file miscfs/umapfs/umap_subr.c		umapfs
file miscfs/umapfs/umap_vfsops.c	umapfs
file miscfs/umapfs/umap_vnops.c		umapfs
file miscfs/union/union_subr.c		union
file miscfs/union/union_vfsops.c	union
file miscfs/union/union_vnops.c		union
file msdosfs/msdosfs_conv.c		msdosfs
file msdosfs/msdosfs_denode.c		msdosfs
file msdosfs/msdosfs_fat.c		msdosfs
file msdosfs/msdosfs_lookup.c		msdosfs
file msdosfs/msdosfs_vfsops.c		msdosfs
file msdosfs/msdosfs_vnops.c		msdosfs
file net/bpf.c				bpfilter		needs-count
file net/bpf_filter.c			bpfilter | ppp
file net/bsd-comp.c			ppp & ppp_bsdcomp
file net/if.c
file net/if_arcsubr.c			arc			needs-flag
file net/if_atmsubr.c			atm			needs-flag
file net/if_ethersubr.c			ether | fddi		needs-flag
file net/if_fddisubr.c			fddi
file net/if_hippisubr.c                 hippi                   needs-flag
file net/if_loop.c			loop			needs-count
file net/if_media.c
file net/if_sl.c			sl			needs-count
file net/if_strip.c			strip			needs-count
file net/if_ppp.c			ppp			needs-count
file net/if_tun.c			tun			needs-count
file net/pfil.c				pfil_hooks | ipfilter
file net/ppp-deflate.c			ppp & ppp_deflate
file net/ppp_tty.c			ppp
file net/radix.c
file net/raw_cb.c
file net/raw_usrreq.c
file net/route.c
file net/rtsock.c
file net/slcompress.c			sl | ppp | strip
file net/zlib.c				ppp & ppp_deflate
file netccitt/ccitt_proto.c		ccitt
file netccitt/hd_debug.c		hdlc
file netccitt/hd_input.c		hdlc
file netccitt/hd_output.c		hdlc
file netccitt/hd_subr.c			hdlc
file netccitt/hd_timer.c		hdlc
file netccitt/if_x25subr.c		ccitt
file netccitt/llc_input.c		llc
file netccitt/llc_output.c		llc
file netccitt/llc_subr.c		llc
file netccitt/llc_timer.c		llc
file netccitt/pk_acct.c			ccitt
file netccitt/pk_debug.c		ccitt
file netccitt/pk_input.c		ccitt
file netccitt/pk_llcsubr.c		llc | hdlc
file netccitt/pk_output.c		ccitt
file netccitt/pk_subr.c			ccitt
file netccitt/pk_timer.c		ccitt
file netccitt/pk_usrreq.c		ccitt
file netinet/if_arp.c			arp			needs-flag
file netinet/if_atm.c			atm
file netinet/igmp.c			inet
file netinet/in.c			inet
file netinet/in_pcb.c			inet
file netinet/in_proto.c			inet
file netinet/ip_flow.c			inet & gateway
file netinet/ip_icmp.c			inet
file netinet/ip_input.c			inet
file netinet/ip_mroute.c		inet & mrouting
file netinet/ip_output.c		inet
file netinet/raw_ip.c			inet
file netinet/tcp_debug.c		inet
file netinet/tcp_input.c		inet
file netinet/tcp_output.c		inet
file netinet/tcp_subr.c			inet
file netinet/tcp_timer.c		inet
file netinet/tcp_usrreq.c		inet
file netinet/udp_usrreq.c		inet
file netinet/ip_auth.c			ipfilter		needs-flag
file netinet/ip_fil.c			ipfilter
file netinet/fil.c			ipfilter
file netinet/ip_nat.c			ipfilter
file netinet/ip_frag.c			ipfilter
file netinet/ip_log.c			ipfilter & ipfilter_log
file netinet/ip_proxy.c			ipfilter
file netinet/ip_state.c			ipfilter
file netatalk/aarp.c			netatalk
file netatalk/at_control.c		netatalk
file netatalk/at_proto.c		netatalk
file netatalk/at_rmx.c			netatalkdebug
file netatalk/ddp_input.c		netatalk
file netatalk/ddp_output.c		netatalk
file netatalk/ddp_usrreq.c		netatalk
file netiso/clnp_debug.c		iso
file netiso/clnp_er.c			iso
file netiso/clnp_frag.c			iso
file netiso/clnp_input.c		iso
file netiso/clnp_options.c		iso
file netiso/clnp_output.c		iso
file netiso/clnp_raw.c			iso
file netiso/clnp_subr.c			iso
file netiso/clnp_timer.c		iso
file netiso/cltp_usrreq.c		iso
file netiso/esis.c			iso
file netiso/idrp_usrreq.c		iso
file netiso/if_cons.c			iso
file netiso/if_eon.c			eon
file netiso/iso.c			iso
file netiso/iso_chksum.c		iso
file netiso/iso_pcb.c			iso
file netiso/iso_proto.c			iso
file netiso/iso_snpac.c			iso
file netiso/tp_astring.c		iso | tpip
file netiso/tp_cons.c			iso
file netiso/tp_driver.c			iso | tpip
file netiso/tp_emit.c			iso | tpip
file netiso/tp_inet.c			iso | tpip
file netiso/tp_input.c			iso | tpip
file netiso/tp_iso.c			iso
file netiso/tp_meas.c			iso | tpip
file netiso/tp_output.c			iso | tpip
file netiso/tp_pcb.c			iso | tpip
file netiso/tp_subr.c			iso | tpip
file netiso/tp_subr2.c			iso | tpip
file netiso/tp_timer.c			iso | tpip
file netiso/tp_trace.c			iso | tpip
file netiso/tp_usrreq.c			iso | tpip
file netnatm/natm.c			natm
file netnatm/natm_pcb.c			natm
file netnatm/natm_proto.c		natm
file netns/idp_usrreq.c			ns
file netns/ns.c				ns
file netns/ns_error.c			ns
file netns/ns_input.c			ns
file netns/ns_ip.c			ns
file netns/ns_output.c			ns
file netns/ns_pcb.c			ns
file netns/ns_proto.c			ns
file netns/spp_debug.c			ns
file netns/spp_usrreq.c			ns
file nfs/krpc_subr.c			nfs
file nfs/nfs_bio.c			nfs
file nfs/nfs_boot.c			nfs
file nfs/nfs_bootdhcp.c 		nfs & (nfs_boot_bootp | nfs_boot_dhcp)
file nfs/nfs_bootparam.c		nfs & nfs_boot_bootparam
file nfs/nfs_node.c			nfs
file nfs/nfs_nqlease.c			nfsserver | nfs
file nfs/nfs_serv.c			nfsserver
file nfs/nfs_socket.c			nfsserver | nfs
file nfs/nfs_srvcache.c			nfsserver
file nfs/nfs_subs.c			nfsserver | nfs
file nfs/nfs_syscalls.c			nfsserver | nfs
file nfs/nfs_vfsops.c			nfs
file nfs/nfs_vnops.c			nfs
file ufs/ext2fs/ext2fs_alloc.c		ext2fs
file ufs/ext2fs/ext2fs_balloc.c		ext2fs
file ufs/ext2fs/ext2fs_bmap.c		ext2fs
file ufs/ext2fs/ext2fs_bswap.c		ext2fs
file ufs/ext2fs/ext2fs_inode.c		ext2fs
file ufs/ext2fs/ext2fs_lookup.c		ext2fs
file ufs/ext2fs/ext2fs_readwrite.c	ext2fs
file ufs/ext2fs/ext2fs_subr.c		ext2fs
file ufs/ext2fs/ext2fs_vfsops.c		ext2fs
file ufs/ext2fs/ext2fs_vnops.c		ext2fs
file ufs/ffs/ffs_alloc.c		ffs | mfs
file ufs/ffs/ffs_balloc.c		ffs | mfs
file ufs/ffs/ffs_bswap.c		(ffs | mfs | lfs) & ffs_ei
file ufs/ffs/ffs_inode.c		ffs | mfs
file ufs/ffs/ffs_subr.c			ffs | mfs
file ufs/ffs/ffs_tables.c		ffs | mfs
file ufs/ffs/ffs_vfsops.c		ffs | mfs
file ufs/ffs/ffs_vnops.c		ffs | mfs
file ufs/lfs/lfs_alloc.c		lfs
file ufs/lfs/lfs_bio.c			lfs
file ufs/lfs/lfs_balloc.c		lfs
file ufs/lfs/lfs_cksum.c		lfs
file ufs/lfs/lfs_debug.c		lfs
file ufs/lfs/lfs_inode.c		lfs
file ufs/lfs/lfs_segment.c		lfs
file ufs/lfs/lfs_subr.c			lfs
file ufs/lfs/lfs_syscalls.c		lfs
file ufs/lfs/lfs_vfsops.c		lfs
file ufs/lfs/lfs_vnops.c		lfs
file ufs/mfs/mfs_vfsops.c		mfs
file ufs/mfs/mfs_vnops.c		mfs
file ufs/ufs/ufs_bmap.c			ffs | lfs | mfs | ext2fs
file ufs/ufs/ufs_ihash.c		ffs | lfs | mfs | ext2fs
file ufs/ufs/ufs_inode.c		ffs | lfs | mfs
file ufs/ufs/ufs_lookup.c		ffs | lfs | mfs | ext2fs
file ufs/ufs/ufs_quota.c		quota & (ffs | lfs | mfs)
file ufs/ufs/ufs_vfsops.c		ffs | lfs | mfs | ext2fs
file ufs/ufs/ufs_vnops.c		ffs | lfs | mfs | ext2fs
file vm/device_pager.c			!uvm & devpager
file vm/swap_pager.c			!uvm & swappager
file vm/vm_fault.c			!uvm
file vm/vm_glue.c			!uvm
file vm/vm_init.c			!uvm
file vm/vm_kern.c			!uvm
file vm/vm_map.c			!uvm
file vm/vm_meter.c			!uvm
file vm/vm_mmap.c			!uvm
file vm/vm_object.c			!uvm
file vm/vm_page.c			!uvm
file vm/vm_pageout.c			!uvm
file vm/vm_pager.c			!uvm
file vm/vm_swap.c			!uvm
file vm/vm_unix.c			!uvm
file vm/vm_user.c			!uvm
file vm/vnode_pager.c			!uvm & vnodepager
file uvm/uvm_amap.c			uvm
file uvm/uvm_aobj.c			uvm
file uvm/uvm_device.c			uvm
file uvm/uvm_fault.c			uvm
file uvm/uvm_glue.c			uvm
file uvm/uvm_init.c			uvm
file uvm/uvm_io.c			uvm
file uvm/uvm_km.c			uvm
file uvm/uvm_loan.c			uvm
file uvm/uvm_map.c			uvm
file uvm/uvm_meter.c			uvm
file uvm/uvm_mmap.c			uvm
file uvm/uvm_page.c			uvm
file uvm/uvm_pager.c			uvm
file uvm/uvm_pdaemon.c			uvm
file uvm/uvm_pglist.c			uvm
file uvm/uvm_stat.c			uvm
file uvm/uvm_swap.c			uvm
file uvm/uvm_unix.c			uvm
file uvm/uvm_user.c			uvm
file uvm/uvm_vnode.c			uvm