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Date: Sun, 17 Oct 2004 21:47:56 +0200
From: Laurent Riffard <laurent.riffard@free.fr>
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To: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@osdl.org>, Lee Revell <rlrevell@joe-job.com>,
       Alan Stern <stern@rowland.harvard.edu>,
       USB development list <linux-usb-devel@lists.sourceforge.net>,
       Kernel development list <linux-kernel@vger.kernel.org>,
       Greg KH <greg@kroah.com>, Paul Fulghum <paulkf@microgate.com>
Subject: Re: [patch, 2.6.9-rc4-mm1] fix rmmod uhci_hcd oops
References: <Pine.LNX.4.44L0.0410151318580.1052-100000@ida.rowland.org> <1097861761.2820.18.camel@deimos.microgate.com> <1097872927.5119.5.camel@krustophenia.net> <1097874840.2915.18.camel@deimos.microgate.com> <20041016160737.GA19630@elte.hu>
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Ingo Molnar wrote:
> this patch fixes the rmmod oops reported by Paul Fulghum. It is
> caused by the generic-irqs subsystem creating multiple
> /proc/irq/<nr>/<name> directory entries with the same name which
> then confuses procfs upon module removal.
> 
> Ingo

This patch fixed the problem for me.

For information, here is the the contents of my /proc/interrupts :
>            CPU0       
>   0:    1085029          XT-PIC  timer
>   1:       4473          XT-PIC  i8042
>   2:          0          XT-PIC  cascade
>   5:     129799          XT-PIC  eth0, Ensoniq AudioPCI, uhci_hcd, uhci_hcd
>   8:          1          XT-PIC  rtc
>   9:          0          XT-PIC  acpi
>  10:          2          XT-PIC  ohci1394
>  12:      16872          XT-PIC  i8042
>  14:      12803          XT-PIC  ide0
>  15:         78          XT-PIC  ide1
> NMI:          0 
> LOC:          0 
> ERR:          0
> MIS:          0

and the contents of /proc/irq/5/ :
> /proc/irq/5/:
> total 0
> dr-xr-xr-x  2 root root 0 oct 17 21:45 Ensoniq AudioPCI/
> dr-xr-xr-x  2 root root 0 oct 17 21:45 eth0/
> dr-xr-xr-x  2 root root 0 oct 17 21:45 uhci_hcd/
> 
> /proc/irq/5/Ensoniq AudioPCI:
> total 0
> 
> /proc/irq/5/eth0:
> total 0
> 
> /proc/irq/5/uhci_hcd:
> total 0

Thank you, Paul and Ingo.

-- 
laurent


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