Hans Petter Selasky wrote:
> On Sunday 09 November 2008, kevin wrote:
>
>> It's a bug?
>> /boot/loader.conf:
>> zfs_load="YES"
>> vm.kmem_size_max="2048M"
>> vm.kmem_size="2048M"
>> vfs.zfs.zil_disable=1
>> vfs.zfs.prefetch_disable=1
>> hw.psm.synaptics_support=1
>> legal.intel_iwn.license_ack=1
>> acpi_ibm_load="YES"
>> snd_hda_load="YES"
>> powerd_enable="YES"
>> linux_load="YES"
>> if_iwn_load="YES"
>> ubtbcmfw_load="YES"
>> usb2_bluetooth_load="YES"
>> usb2_bluetooth_ng_load="YES"
>> usb2_bluetooth_fw_load="YES"
>> usb2_controller_uhci_load="YES"
>> usb2_controller_ehci_load="YES"
>> usb2_input_ms_load="YES"
>> usb2_storage_mass_load="YES"
>> usb2_image_load="YES"
>>
>> kldstat:
>> Id Refs Address Size Name
>> 1 82 0xffffffff80100000 756b28 kernel (/boot/kernel/kernel)
>> 2 1 0xffffffff80857000 3a88f8 zfs.ko (/boot/kernel/zfs.ko)
>> 3 2 0xffffffff80c00000 6670 opensolaris.ko
>> (/boot/kernel/opensolaris.ko) 4 2 0xffffffff80c07000 a1dd8 linux.ko
>> (/boot/kernel/linux.ko) 5 1 0xffffffff80ca9000 28470 snd_hda.ko
>> (/boot/kernel/snd_hda.ko) 6 2 0xffffffff80cd2000 bc4d0 sound.ko
>> (/boot/kernel/sound.ko) 7 1 0xffffffff80d8f000 7a38 acpi_ibm.ko
>> (/boot/kernel/acpi_ibm.ko) 8 1 0xffffffff80d97000 24e80 if_iwn.ko
>> (/boot/kernel/if_iwn.ko) 9 1 0xffffffff80dbc000 6c18 ubtbcmfw.ko
>> (/boot/kernel/ubtbcmfw.ko) 10 2 0xffffffff80dc3000 27f88 usb.ko
>> (/boot/kernel/usb.ko)
>> 11 3 0xffffffff80deb000 be8 usb2_bluetooth.ko
>> (/boot/kernel/usb2_bluetooth.ko) 12 12 0xffffffff80dec000 9c868
>> usb2_core.ko (/boot/kernel/usb2_core.ko) 13 1 0xffffffff80e89000 bbf8
>> usb2_bluetooth_ng.ko (/boot/kernel/usb2_bluetooth_ng.ko) 14 6
>> 0xffffffff80e95000 1ad00 netgraph.ko (/boot/kernel/netgraph.ko) 15 1
>> 0xffffffff80eb0000 a950 usb2_bluetooth_fw.ko
>> (/boot/kernel/usb2_bluetooth_fw.ko) 16 1 0xffffffff80ebb000 15978
>> usb2_controller_uhci.ko (/boot/kernel/usb2_controller_uhci.ko) 17 3
>> 0xffffffff80ed1000 8780 usb2_controller.ko
>> (/boot/kernel/usb2_controller.ko) 18 1 0xffffffff80eda000 19dd0
>> usb2_controller_ehci.ko (/boot/kernel/usb2_controller_ehci.ko) 19 1
>> 0xffffffff80ef4000 e128 usb2_input_ms.ko
>> (/boot/kernel/usb2_input_ms.ko) 20 2 0xffffffff80f03000 bd0
>> usb2_input.ko (/boot/kernel/usb2_input.ko) 21 1 0xffffffff80f04000 15c28
>> usb2_storage_mass.ko (/boot/kernel/usb2_storage_mass.ko) 22 2
>> 0xffffffff80f1a000 bd8 usb2_storage.ko (/boot/kernel/usb2_storage.ko)
>> 23 1 0xffffffff80f1b000 bd0 usb2_image.ko
>> (/boot/kernel/usb2_image.ko) 24 4 0xffffffff81022000 1835
>> ng_bluetooth.ko (/boot/kernel/ng_bluetooth.ko) 25 1 0xffffffff81024000
>> 133a9 ng_hci.ko (/boot/kernel/ng_hci.ko) 26 1 0xffffffff81038000
>> 174b7 ng_l2cap.ko (/boot/kernel/ng_l2cap.ko) 27 1 0xffffffff81050000
>> 2de0a ng_btsocket.ko (/boot/kernel/ng_btsocket.ko) 28 1
>> 0xffffffff8107e000 535e ng_socket.ko (/boot/kernel/ng_socket.ko) 29
>> 1 0xffffffff81084000 8059 vkbd.ko (/boot/kernel/vkbd.ko) 30 1
>> 0xffffffff8108d000 6f4 rtc.ko (/usr/local/modules/rtc.ko)
>>
>> I build kernel without usb*.I notice usb.ko's refs is 2, after i run
>> kldunload usb.ko, it is 1.when i try to kldunload usb.ko another time,it
>> return "Device busy".Any thing still request usb.ko?
>>
>>

>
> Hi,
>
> Could you send me your kernel config file. Maybe there is still one USB config
> entry left for the old USB stack. Else the following should do the trick:
> rm /boot/kernel/usb.ko
>
> --HPS
>
>

This is my kernel config file.

cpu HAMMER
ident G8laptop
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
options INET6 # IPv6 communications protocols
options SCTP # Stream Control Transmission Protocol
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
options UFS_GJOURNAL # Enable gjournal-based UFS journaling
options NFSCLIENT # Network Filesystem Client
options NFSLOCKD # Network Lock Manager
options NTFS # NT File System
options MSDOSFS # MSDOS Filesystem
options CD9660 # ISO 9660 Filesystem
options PROCFS # Process filesystem (requires PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_PART_GPT # GUID Partition Tables.
options GEOM_LABEL # Provides labelization
options COMPAT_43TTY # BSD 4.3 TTY compat [KEEP THIS!]
options COMPAT_IA32 # Compatible with i386 binaries
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options COMPAT_FREEBSD7 # Compatible with FreeBSD7
options KTRACE # ktrace(1) support
options STACK # stack(9) support
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options STOP_NMI # Stop CPUS using NMI instead of IPI
options AUDIT # Security event auditing
options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
options KDB # Enable kernel debugger support.
options DDB # Support DDB.
options KDTRACE_HOOKS
options DDB_CTF
options KDTRACE_FRAME
options SMP # Symmetric MultiProcessor Kernel
device cpufreq
device coretemp
device nvram
device acpi
device pci
device ata
device atadisk # ATA disk drives
device atapicd # ATAPI CDROM drives
options ATA_STATIC_ID # Static device numbering
device scbus # SCSI bus (required for SCSI)
device da # Direct Access (disks)
device cd # CD
device pass # Passthrough device (direct SCSI access)
device atkbdc # AT keyboard controller
device atkbd # AT keyboard
device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
device vga # VGA video card driver
device splash # Splash screen and screen saver support
device sc
device agp # support several AGP chipsets
device cbb # cardbus (yenta) bridge
device pccard # PC Card (16-bit) bus
device cardbus # CardBus (32-bit) bus
device em # Intel PRO/1000 Gigabit Ethernet Family
device miibus # MII bus support
device wlan # 802.11 support
options IEEE80211_DEBUG # enable debug msgs
options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
device wlan_wep # 802.11 WEP support
device wlan_ccmp # 802.11 CCMP support
device wlan_tkip # 802.11 TKIP support
device wlan_amrr # AMRR transmit rate control algorithm
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device tun # Packet tunnel.
device pty # BSD-style compatibility pseudo ttys
device md # Memory "disks"
device gif # IPv6 and IPv4 tunneling
device faith # IPv6-to-IPv4 relaying (translation)
device firmware # firmware assist module
device bpf # Berkeley packet filter
device usb2_storage
device usb2_storage_mass

I don't think any thing request usb.ko. When i unload all usb2* and
netgraph.ko related modules,i find i can unload usb.ko successful.



Thanks,
kevin

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