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?



Thanks,
kevin
_______________________________________________
freebsd-current@freebsd.org mailing list
http://lists.freebsd.org/mailman/lis...reebsd-current
To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"