On Wed, 24 Jul 2019 16:34:44 +0100 Anatoly Burakov <anatoly.bura...@intel.com> wrote:
> +# check if a specific kernel module is loaded > +def module_is_loaded(module): > + # Get list of sysfs modules (both built-in and dynamically loaded) > + sysfs_path = '/sys/module/' > + > + # Get the list of directories in sysfs_path > + sysfs_mods = [os.path.join(sysfs_path, o) for o > + in os.listdir(sysfs_path) > + if os.path.isdir(os.path.join(sysfs_path, o))] > + > + # get module names > + sysfs_mods = [os.path.basename(a) for a in sysfs_mods] > + > + # special case for vfio_pci (module is named vfio-pci, > + # but its .ko is named vfio_pci) > + sysfs_mods = [a if a != 'vfio_pci' else 'vfio-pci' for a in sysfs_mods] > + > + return module in sysfs_mods > + You could just check if the one module exist rather than getting full list. Maybe vfio-pci should be renamed vfil_pci earlier in the code.
