From af8e51644a70f612974a6e767fa7d896d3c23f88 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Tue, 25 Jun 2024 18:24:54 -0700 Subject: selftests: drv-net: add helper to wait for HW stats to sync Some devices DMA stats to the host periodically. Add a helper which can wait for that to happen, based on frequency reported by the driver in ethtool. Reviewed-by: Petr Machata Reviewed-by: Willem de Bruijn Link: https://patch.msgid.link/20240626012456.2326192-3-kuba@kernel.org Signed-off-by: Jakub Kicinski --- tools/testing/selftests/net/lib/py/utils.py | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'tools/testing/selftests/net/lib/py/utils.py') diff --git a/tools/testing/selftests/net/lib/py/utils.py b/tools/testing/selftests/net/lib/py/utils.py index dd9d2b9f2b20..a6c87bfe532f 100644 --- a/tools/testing/selftests/net/lib/py/utils.py +++ b/tools/testing/selftests/net/lib/py/utils.py @@ -79,6 +79,10 @@ def ip(args, json=None, ns=None, host=None): return tool('ip', args, json=json, host=host) +def ethtool(args, json=None, ns=None, host=None): + return tool('ethtool', args, json=json, ns=ns, host=host) + + def rand_port(): """ Get a random unprivileged port, try to make sure it's not already used. -- cgit v1.2.3-70-g09d2