Commit 1560af51 authored by Jakub Kicinski's avatar Jakub Kicinski
Browse files

selftests: drv-net: rss_api: factor out checking min queue count 

Multiple tests check min queue count, create a helper.

Link: https://patch.msgid.link/20250716000331.1378807-3-kuba@kernel.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent c0ae0358

tools/testing/selftests/drivers/net/hw/rss_api.py

+9 −8
Original line number Diff line number Diff line
@@ -13,6 +13,13 @@ from lib.py import EthtoolFamily 
from lib.py import NetDrvEnv





def _require_2qs(cfg):

    qcnt = len(glob.glob(f"/sys/class/net/{cfg.ifname}/queues/rx-*"))

    if qcnt < 2:

        raise KsftSkipEx(f"Local has only {qcnt} queues")

    return qcnt





def _ethtool_create(cfg, act, opts):

    output = ethtool(f"{act} {cfg.ifname} {opts}").stdout

    # Output will be something like: "New RSS context is 1" or
@@ -57,10 +64,7 @@ def test_rxfh_indir_ntf(cfg): 
    Check that Netlink notifications are generated when RSS indirection

    table was modified.

    """



    qcnt = len(glob.glob(f"/sys/class/net/{cfg.ifname}/queues/rx-*"))

    if qcnt < 2:

        raise KsftSkipEx(f"Local has only {qcnt} queues")

    _require_2qs(cfg)



    ethnl = EthtoolFamily()

    ethnl.ntf_subscribe("monitor")
@@ -88,10 +92,7 @@ def test_rxfh_indir_ctx_ntf(cfg): 
    Check that Netlink notifications are generated when RSS indirection

    table was modified on an additional RSS context.

    """



    qcnt = len(glob.glob(f"/sys/class/net/{cfg.ifname}/queues/rx-*"))

    if qcnt < 2:

        raise KsftSkipEx(f"Local has only {qcnt} queues")

    _require_2qs(cfg)



    ctx_id = _ethtool_create(cfg, "-X", "context new")

    defer(ethtool, f"-X {cfg.ifname} context {ctx_id} delete")