On 10/14/07, Borislav Petkov <bbpetkov@yahoo.de> wrote:
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> Hi,
>
> i get the following warning on yesterday's git tree (v2.6.23-2840-g752097=
c):
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>
> Oct 14 09:07:15 zmei kernel: [   49.368030] sysfs: duplicate filename 'bI=
nterfaceNumber' can not be created
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> Oct 14 09:07:15 zmei kernel: [   49.368086] WARNING: at fs/sysfs/dir.c:42=
5 sysfs_add_one()
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> Oct 14 09:07:15 zmei kernel: [   49.368134]  [<c010527c>] show_trace_log_=
lvl+0x1a/0x2f
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> Oct 14 09:07:15 zmei kernel: [   49.368220]  [<c0105da0>] show_trace+0x12=
/0x14
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> Oct 14 09:07:15 zmei kernel: [   49.368300]  [<c0105db8>] dump_stack+0x16=
/0x18
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> Oct 14 09:07:15 zmei kernel: [   49.368379]  [<c019f2ee>] sysfs_add_one+0=
x57/0xbc
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> Oct 14 09:07:15 zmei kernel: [   49.368461]  [<c019edeb>] sysfs_add_file+=
0x49/0x71
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> Oct 14 09:07:15 zmei kernel: [   49.368541]  [<c01a05c2>] sysfs_create_gr=
oup+0x86/0xe8
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> Oct 14 09:07:15 zmei kernel: [   49.368621]  [<c024f5da>] usb_create_sysf=
s_intf_files+0x27/0x9b
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> Oct 14 09:07:15 zmei kernel: [   49.368704]  [<c024c28b>] usb_set_configu=
ration+0x454/0x466
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> Oct 14 09:07:15 zmei kernel: [   49.368787]  [<c0252b97>] generic_probe+0=
x53/0x94
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> Oct 14 09:07:15 zmei kernel: [   49.368867]  [<c024d4f7>] usb_probe_devic=
e+0x35/0x3b
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> Oct 14 09:07:15 zmei kernel: [   49.368947]  [<c022a46c>] driver_probe_de=
vice+0xcb/0x14f
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> Oct 14 09:07:15 zmei kernel: [   49.369039]  [<c022a4f8>] __device_attach=
+0x8/0xa
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> Oct 14 09:07:15 zmei kernel: [   49.369119]  [<c02298d5>] bus_for_each_dr=
v+0x3b/0x63
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> Oct 14 09:07:15 zmei kernel: [   49.369199]  [<c022a589>] device_attach+0=
x70/0x85
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> Oct 14 09:07:15 zmei kernel: [   49.369279]  [<c022984c>] bus_attach_devi=
ce+0x29/0x77
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> Oct 14 09:07:15 zmei kernel: [   49.369359]  [<c0228abc>] device_add+0x28=
c/0x445
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> Oct 14 09:07:15 zmei kernel: [   49.369439]  [<c0247c7a>] usb_new_device+=
0x44/0x82
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> Oct 14 09:07:15 zmei kernel: [   49.369519]  [<c02486ec>] hub_thread+0x66=
6/0x9c2
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> Oct 14 09:07:15 zmei kernel: [   49.369598]  [<c01370e9>] kthread+0x3b/0x=
62
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> Oct 14 09:07:15 zmei kernel: [   49.369679]  [<c0104eaf>] kernel_thread_h=
elper+0x7/0x10
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> Oct 14 09:07:15 zmei kernel: [   49.369759]  =3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
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>
> The usb hub in question is named 4-1:1.0 and it has an extension connecte=
d to it
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> which is used to activate the 2 usb connectors at the side of the pc's mo=
nitor.
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> Correct me if i'm wrong but from what i've understood so far from reading=
 the code,
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> i think, it adds the bInterfaceNumber-file after calling usb_create_sysfs=
_intf_files(intf).
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> However, the currently active usbhost interface alternate setting is the =
only one active
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> so the bInterfaceNumber exists already and therefore the warning, but thi=
s is
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> just a guess since i'm not that fluent in the usb internals.
Hi,
I have encountered the same problem which was  reported in
http://lkml.org/lkml/2007/9/29/45

For the first one "usbcore duplicated sysfs filename" , I have submit
a patch to fix it.

For the "bInterfaceNumber" one, I have no idea, the same problem still
exist in the latest 23-mm1 tree.


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>
> .config attached.
>
> --
> Regards/Gru=DF,
>     Boris.
>
>

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