OutOfTreeModules - GNU Radio 中文社区
gnuradio.microembedded.com › outoftreemodulesAn out-of-tree module is a GNU Radio component that does not live within the GNU Radio source tree. Typically, if you want to extend GNU Radio with your own functions and blocks, such a module is what you create (i.e. you wouldn't usually add stuff to the actual GNU Radio source tree unless you're planning to submit it to the devs for upstream integration).
linux kernel - Identify out of tree modules? - Unix & Linux ...
unix.stackexchange.com › questions › 196616Apr 17, 2015 · Kernel modules, whether in-tree or out-of-tree, are installed in directories specific to given kernel versions ( /lib/modules/$ (uname -r) ), so you shouldn't need to clean up modules to upgrade to a new kernel: the new kernel simply won't consider the old modules. Nevertheless, as far as I'm aware in-tree modules go in /lib/modules/$ (uname -r)/kernel, so anything in /lib/modules/$ (uname -r) outside of that is an out-of-tree module.