--- dpdk-stable-21.11.4/usertools/dpdk-devbind.py	2023-05-17 07:27:18.000000000 -0400
+++ dpdk-stable-21.11.4-mr4/usertools/dpdk-devbind.py	2023-06-26 07:47:31.226072861 -0400
@@ -8,6 +8,7 @@ import os
 import subprocess
 import argparse
 import platform
+import json
 
 from glob import glob
 from os.path import exists, basename
@@ -95,6 +96,7 @@ loaded_modules = None
 # command-line arg flags
 b_flag = None
 status_flag = False
+dump_flag = False
 force_flag = False
 args = []
 
@@ -577,6 +579,11 @@ def show_device_status(devices_type, dev
         display_devices("%s devices using kernel driver" % device_name, kernel_drv,
                         if_text + "drv=%(Driver_str)s "
                         "unused=%(Module_str)s %(Active)s")
+        if dump_flag and dump_path == 'stdout':
+            print(kernel_drv)
+        if dump_flag and dump_path != 'stdout':
+            f = open(dump_path, "w")
+            f.write(json.dumps(kernel_drv, sort_keys=True,indent=4))
     if no_drv:
         display_devices("Other %s devices" % device_name, no_drv,
                         "unused=%(Module_str)s")
@@ -635,6 +642,8 @@ def parse_args():
     global status_dev
     global force_flag
     global args
+    global dump_flag
+    global dump_path
 
     parser = argparse.ArgumentParser(
         description='Utility to bind and unbind devices from Linux kernel',
@@ -649,6 +658,9 @@ To display current device status:
 To display current network device status:
         %(prog)s --status-dev net
 
+To dump current kernel network device status for json:
+        %(prog)s --status-dev net --dump ('stdout' | 'path')
+
 To bind eth1 from the current driver and move to use vfio-pci
         %(prog)s --bind=vfio-pci eth1
 
@@ -669,6 +681,11 @@ To bind 0000:02:00.0 and 0000:02:00.1 to
         help="Print the status of given device group.",
         choices=['baseband', 'compress', 'crypto', 'dma', 'event',
                  'mempool', 'misc', 'net', 'regex'])
+    parser.add_argument(
+        '-d',
+        '--dump',
+        help="Dump the status of kernel net group.")
+
     bind_group = parser.add_mutually_exclusive_group()
     bind_group.add_argument(
         '-b',
@@ -701,6 +718,9 @@ For devices bound to Linux kernel driver
     if opt.status_dev:
         status_flag = True
         status_dev = opt.status_dev
+    if opt.dump:
+        dump_flag = True
+        dump_path = opt.dump
     if opt.status:
         status_flag = True
         status_dev = "all"