[Click] used count after click-uninstall
Eddie Kohler
kohler at CS.UCLA.EDU
Sun Feb 27 22:26:09 EST 2005
Hi Abel, (blast from the past)
I wonder if you could try with the current version of Click (anonymous CVS).
We've changed the way usage counts are calculated.
Eddie
Abel Navarro wrote:
> Hi Eddie,
>
> I configured Click with the default options (no extra parameters). Also have
> tried with "--enable-dmalloc" and "--enable-kassert" getting the same
> results. We are only using modules from Click. We have not coded any element
> neither modified any of them.
>
> The configuration first loaded works properly all the time but something gets
> wrong with the module usage count. I don't know how to face the problem and
> appreciate any ideas you can provide.
>
> About Endace, I don't know how much can explain, but surely it's based on the
> Click router project, which we found wonderful (it brings fresh air to the
> routing/forwarding scene).
>
> Abel
>
> On Saturday 06 November 2004 12:57, Eddie Kohler wrote:
>
>>Abel Navarro wrote:
>>
>>>Hi Guys,
>>>
>>>When I uninstall the click kernel module, the use count of the module is
>>>2, and that prevents the module to be unloaded. I've been looking at the
>>>mailing list archive for some ideas and found a case almost like mine
>>>(not solved):
>>>
>>>https://amsterdam.lcs.mit.edu/pipermail/click/2004-April/002680.html
>>>
>>>The sympthoms are the same, but I'm using click-1.4.1 and also tried the
>>>latest version of the cvs.
>>>
>>>When I load the test configuration on the click distribution
>>>(test.click), the click kernel module reports an usage of 8. More complex
>>>configurations report higher module usage (in my case 49). But in all
>>>cases the remaining use count after "unloading" is 2.
>>
>>Hi Abel,
>>
>>Can you report the options you used to install Click? And did you include
>>any elements of your own?
>>
>>Endace, huh? Cool! :)
>>Eddie
>>
>>
>>>The output from click-uninstall is:
>>>
>>># click-uninstall -V
>>>click-uninstall: Installing blank configuration in kernel
>>>click-uninstall: Removing Click module
>>>click: Device or resource busy
>>>click-uninstall: cannot remove Click module from kernel
>>>
>>>Dmesg reports the kernel module loaded, but doesn't reports wether is
>>>unloaded.
>>>
>>>Any ideas are welcome.
>>>
>>>Thanks
>>>
>>>Abel
>>>
>>>
>>>_______________________________________________
>>>click mailing list
>>>click at amsterdam.lcs.mit.edu
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