Currently dpdk_nic_bind.py detects Linux kernel modules via reading
/proc/modules. Built-in ones aren't listed there and therefore they are not
being found by the script.
Add support for checking built-in modules with parsing the sysfs files.
Signed-off-by: Kamil Rytarowski <Kamil.Rytarowski at caviumnetworks.com>
---
tools/dpdk_nic_bind.py | 22 +++++++++++++++++++++-
1 file changed, 21 insertions(+), 1 deletion(-)
diff --git a/tools/dpdk_nic_bind.py b/tools/dpdk_nic_bind.py
index f02454e..cb1ac80 100755
--- a/tools/dpdk_nic_bind.py
+++ b/tools/dpdk_nic_bind.py
@@ -33,7 +33,7 @@
#
import sys, os, getopt, subprocess
-from os.path import exists, abspath, dirname, basename
+from os.path import exists, abspath, dirname, basename, join
# The PCI device class for ETHERNET devices
@@ -173,6 +173,26 @@ def check_modules():
elif line.replace("_", "-").startswith(mod["Name"]):
mod["Found"] = True
+ try:
+ # Get list of syfs modules, some of them might be builtin and merge
with mods
+ 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))]
+
+ # Extract the last element of '/sys/module/abc' in the array
+ sysfs_mods = [a.split('/')[-1] for a in sysfs_mods]
+
+ # special case for vfio_pci (module is named vfio-pci,
+ # but its .ko is named vfio_pci)
+ sysfs_mods = map(lambda a: a if a != 'vfio_pci' else 'vfio-pci',
sysfs_mods)
+
+ for mod in mods:
+ if mod["Found"] == False and (mod["Name"] in sysfs_mods):
+ mod["Found"] = True
+ except:
+ pass
+
# check if we have at least one loaded module
if True not in [mod["Found"] for mod in mods] and b_flag is not None:
if b_flag in dpdk_drivers:
--
2.5.0
