[dpdk-dev] [dpdk-stable] [PATCH] devbind: check for lspci
Ferruh Yigit
ferruh.yigit at intel.com
Wed Nov 7 17:01:57 CET 2018
On 11/7/2018 1:56 PM, Anatoly Burakov wrote:
> 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.
I guess we need lspci for `--status`, bind/unbind can be done without `lspci`,
what about adding check only display path?
>
> 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()
>
More information about the dev
mailing list