[dpdk-stable] [PATCH] devbind: check for lspci
Anatoly Burakov
anatoly.burakov at intel.com
Wed Nov 7 14:56:13 CET 2018
On some distributions (such as CentOS 7) lspci may not be installed
by default, causing exceptions which are difficult to interpret.
Fix devbind script to check if lspci is installed at script startup.
Cc: stable at dpdk.org
Signed-off-by: Anatoly Burakov <anatoly.burakov at intel.com>
---
usertools/dpdk-devbind.py | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/usertools/dpdk-devbind.py b/usertools/dpdk-devbind.py
index 7d564634c..74bf514c0 100755
--- a/usertools/dpdk-devbind.py
+++ b/usertools/dpdk-devbind.py
@@ -655,6 +655,13 @@ def do_arg_actions():
def main():
'''program main function'''
+ # check if lspci is installed, suppress any output
+ with open(os.devnull, 'w') as devnull:
+ ret = subprocess.call(['which', 'lspci'],
+ stdout=devnull, stderr=devnull)
+ if ret != 0:
+ print("'lspci' not found - please install 'lspci'")
+ sys.exit(1)
parse_args()
check_modules()
clear_data()
--
2.17.1
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