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Full Discussion: The simplest network driver
Top Forums Programming The simplest network driver Post 302576028 by Corona688 on Wednesday 23rd of November 2011 12:32:49 PM
Old 11-23-2011
Quote:
Originally Posted by Chrisdot
Setup:
- Intel network card
- e1000e standard linux driver in autorun
- myModule; customized e1000e driver by me for debugging reasons

Steps:
- after power on execute 'rmmod e1000e'
- 'insmod myModule'
From my debuging experience I see, that .probe function is fired always after 'insmod myModule' (when e1000e is not present).

Steps
- after power on do not remove 'e1000e' driver
- 'insmod myModule'
Now .probe function from myModule is not executed. Only init_module function operates.
Your experience trumps my guess. Device ID's trump "probe". If you want to override/ignore PCI IDs, check out the PCI NE2000 driver.
Quote:
What if I add myModule to autorun?
To what?

The kernel doesn't care about which thing calls insmod/modprobe.

If you want to never load the intel one, add the intel one to modules.blacklist
 

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rmmod(8)						      System Manager's Manual							  rmmod(8)

NAME
rmmod -- simple program to remove a module from the Linux Kernel SYNOPSIS
rmmod [-f] [-w] [-s] [-v] [modulename] DESCRIPTION
rmmod is a trivial program to remove a module (when module unloading support is provided) from the kernel. Most users will want to use modprobe(8) with the -r option instead. OPTIONS
-v --verbose Print messages about what the program is doing. Usually rmmod prints messages only if something goes wrong. -f --force This option can be extremely dangerous: it has no effect unless CONFIG_MODULE_FORCE_UNLOAD was set when the kernel was compiled. With this option, you can remove modules which are being used, or which are not designed to be removed, or have been marked as unsafe (see lsmod(8)). -w --wait Normally, rmmod will refuse to unload modules which are in use. With this option, rmmod will isolate the module, and wait until the module is no longer used. Nothing new will be able to use the module, but it's up to you to make sure the current users eventually finish with it. See lsmod(8)) for information on usage counts. -s --syslog Send errors to syslog instead of standard error. -V --version Show version of program and exit. COPYRIGHT
This manual page originally Copyright 2002, Rusty Russell, IBM Corporation. Maintained by Jon Masters and others. SEE ALSO
modprobe(8), insmod(8), lsmod(8) modinfo(8) rmmod(8)
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