diff options
Diffstat (limited to 'usertools/dpdk-devbind.py')
| -rwxr-xr-x | usertools/dpdk-devbind.py | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/usertools/dpdk-devbind.py b/usertools/dpdk-devbind.py index 40dc28a7..a9cd66a7 100755 --- a/usertools/dpdk-devbind.py +++ b/usertools/dpdk-devbind.py @@ -546,14 +546,27 @@ def show_device_status(devices_type, device_name): else: kernel_drv.append(devices[d]) + n_devs = len(dpdk_drv) + len(kernel_drv) + len(no_drv) + + # don't bother displaying anything if there are no devices + if n_devs == 0: + msg = "No '%s' devices detected" % device_name + print("") + print(msg) + print("".join('=' * len(msg))) + return + # print each category separately, so we can clearly see what's used by DPDK - display_devices("%s devices using DPDK-compatible driver" % device_name, - dpdk_drv, "drv=%(Driver_str)s unused=%(Module_str)s") - display_devices("%s devices using kernel driver" % device_name, kernel_drv, - "if=%(Interface)s drv=%(Driver_str)s " - "unused=%(Module_str)s %(Active)s") - display_devices("Other %s devices" % device_name, no_drv, - "unused=%(Module_str)s") + if len(dpdk_drv) != 0: + display_devices("%s devices using DPDK-compatible driver" % device_name, + dpdk_drv, "drv=%(Driver_str)s unused=%(Module_str)s") + if len(kernel_drv) != 0: + display_devices("%s devices using kernel driver" % device_name, kernel_drv, + "if=%(Interface)s drv=%(Driver_str)s " + "unused=%(Module_str)s %(Active)s") + if len(no_drv) != 0: + display_devices("Other %s devices" % device_name, no_drv, + "unused=%(Module_str)s") def show_status(): '''Function called when the script is passed the "--status" option. |