I am out of ideas. I have Ubuntu 13.04 as the OS and the kernel version is 3.11.0-rc7 which I compiled myself.
sanmukh@sanmukh-laptop:/config/usb_gadget/g1/strings$ insmod --version kmod version 9 sanmukh@sanmukh-laptop:/config/usb_gadget/g1/strings$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 13.04 Release: 13.04 Codename: raring Thanks, Sanmukh On Thu, Sep 5, 2013 at 10:42 PM, <[email protected]> wrote: > HI Sanmukh, > > Thank you for testing the code. Yes I am using the same file and there is > no typo. When I insert the module it inserts just fine. > > In this case mystring takes the default value "blah" as seen in log below. > > dmesg: > > [ 7907.858933] Demonstrating module parameters > [ 7907.858937] =============================== > [ 7907.858939] myshort is a short integer: 1 > [ 7907.858941] myint is an integer: 420 > [ 7907.858943] mylong is a long integer: 9999 > [ 7907.858945] mystring is a string: blah > [ 7907.858947] myintArray[0] = -1 > [ 7907.858948] myintArray[1] = -1 > [ 7907.858950] got 0 arguments for myintArray. > > I am wondering if there is an issue with the kernel version or the insmod > utility. > > Could you tell me what version of operating system and insmod you are > using? I am using a development branch of Ubuntu. > > $ lsb_release -a > No LSB modules are available. > Distributor ID: Ubuntu > Description: Ubuntu Saucy Salamander (development branch) > Release: 13.10 > Codename: saucy > > $ insmod -V > kmod version 9 > > > Thanks, > Binoy > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > From: sanmukh rao [[email protected]] > > Sent: Friday, September 06, 2013 10:37 AM > > To: Binoy Jayan (WT01 - Manufacturing & Hi Tech) > > Cc: [email protected] > > Subject: Re: module_param does not work in Ubuntu 13.10 - Kernel 3.10.0-4 > > > > > > > > I have kernel 3.11.0-rc7 and it seems to be working fine. Are you sure the > file attached is the correct one or there is no typo? See the output which > I got compiling your file and loading it as a module in the attachment. > > > > > > Thanks, > > Sanmukh > > > > > > > On Thu, Sep 5, 2013 at 9:52 PM, <[email protected]> > wrote: > > > Hi all, > > > > I use the kernel version "3.10.0-4" that came with Ubuntu distribution. > > When I compile the example module I got from LKMPG (hello-5.c) and try to > load the driver by passing the module with the following command, it gives > the following error: > > > > # insmod parameter.ko mystring="bebop" > > Error: could not insert module parameter.ko: Unknown symbol in module > > > > Error in dmesg: > > > > [ 3687.132110] parameter: Unknown parameter `mystring' > > > > However, if I insert the module without any parameters, it gets inserted > just fine. > > > > # insmod parameter.ko > > > > I am attaching the source code for reference. Kindly let me know what > could be done. > > > > Thanks, > > Binoy > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Regards, > > Binoy Jayan > > WIPRO TECHNOLOGIES > > | Electronic City 5 > > | > > Bangalore > > | Mob: > > +91-9742870916, > > +91-9745783048 > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > Please do not print this email unless it is absolutely necessary. > > > > The information contained in this electronic message and any attachments > to this message are intended for the exclusive use of the addressee(s) and > may contain proprietary, confidential or privileged information. If you are > not the intended recipient, you should > not disseminate, distribute or copy this e-mail. Please notify the sender > immediately and destroy all copies of this message and any attachments. > > > > WARNING: Computer viruses can be transmitted via email. 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