Mailinglist Archive: opensuse (2441 mails)
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Trying to understand modules
- From: Bryan Tyson <bryantyson@xxxxxxxxxxxxx>
- Date: Mon, 13 Jun 2005 21:23:57 -0400
- Message-id: <200506132123.57184.bryantyson@xxxxxxxxxxxxx>
Most of you know I have been using a Logitech 3000 Pro webcam with my
Linux system for quite a while. Most of you also know with the 2.6
kernel the pwc module is now maintained at
http://www.saillard.org/linux/pwc/
Probably the biggest change is there is no longer a separate pwcx
module. The pwc.ko module is capable of the large picture by itself.
Now the question: I've been happily running my cam for a few months,
since I first set up my SuSE 9.2 system. My module is located
at /lib/modules/2.6.8-24.14-default/kernel/drivers/usb/media/pwc.ko,
where it has worked fine for months. To load the module I type modprobe
pwc.
Suddenly yesterday for no apparent reason this command gave me: FATAL:
Module pwc not found. WHAT DOES THAT MEAN? I looked all over Google for
an explanation, and did not find one. How is it "not found" when it is
sitting right there in the same place it has been all along?
I recopied pwc.ko. No difference. I plugged and unplugged the cam in
different ports, no difference. I booted the computer with the cam
plugged in as well as plugging in the cam after booting, all to no
avail.
Finally I got the idea to do insmod pwc.ko and it loads, but the command
only works when I am in
the /lib/modules/2.6.8-24.14-default/kernel/drivers/usb/media/
directory.
The cam works again. I rmmodded and insmodded a few times to be sure. My
question is what caused this change? Why is it "found" with insmod but
not modprobe? Why must I be in the directory for insmod to work? (Even
in the directory, modprobe gives the "FATAL" message.)
Thank you.
Bryan
********************************************************
Powered by SuSE Linux 9.2 Professional
KDE 3.3.0 KMail 1.7.1
This is a Microsoft-free computer
Bryan S. Tyson
bryantyson@xxxxxxxxxxxxx
********************************************************
Linux system for quite a while. Most of you also know with the 2.6
kernel the pwc module is now maintained at
http://www.saillard.org/linux/pwc/
Probably the biggest change is there is no longer a separate pwcx
module. The pwc.ko module is capable of the large picture by itself.
Now the question: I've been happily running my cam for a few months,
since I first set up my SuSE 9.2 system. My module is located
at /lib/modules/2.6.8-24.14-default/kernel/drivers/usb/media/pwc.ko,
where it has worked fine for months. To load the module I type modprobe
pwc.
Suddenly yesterday for no apparent reason this command gave me: FATAL:
Module pwc not found. WHAT DOES THAT MEAN? I looked all over Google for
an explanation, and did not find one. How is it "not found" when it is
sitting right there in the same place it has been all along?
I recopied pwc.ko. No difference. I plugged and unplugged the cam in
different ports, no difference. I booted the computer with the cam
plugged in as well as plugging in the cam after booting, all to no
avail.
Finally I got the idea to do insmod pwc.ko and it loads, but the command
only works when I am in
the /lib/modules/2.6.8-24.14-default/kernel/drivers/usb/media/
directory.
The cam works again. I rmmodded and insmodded a few times to be sure. My
question is what caused this change? Why is it "found" with insmod but
not modprobe? Why must I be in the directory for insmod to work? (Even
in the directory, modprobe gives the "FATAL" message.)
Thank you.
Bryan
********************************************************
Powered by SuSE Linux 9.2 Professional
KDE 3.3.0 KMail 1.7.1
This is a Microsoft-free computer
Bryan S. Tyson
bryantyson@xxxxxxxxxxxxx
********************************************************
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