Re: [PATCH v2 net-next 04/12] net: ethtool: netlink: retrieve stats from multiple sources (eMAC, pMAC)

From: Jakub Kicinski
Date: Tue Jan 17 2023 - 15:06:05 EST


On Mon, 16 Jan 2023 19:42:34 +0200 Vladimir Oltean wrote:
> The request seems to be for ETHTOOL_A_PAUSE_HEADER to use a policy like this:
>
> const struct nla_policy ethnl_header_policy_mac_stats[] = {
> [ETHTOOL_A_HEADER_DEV_INDEX] = { .type = NLA_U32 },
> [ETHTOOL_A_HEADER_DEV_NAME] = { .type = NLA_NUL_STRING,
> .len = ALTIFNAMSIZ - 1 },
> [ETHTOOL_A_HEADER_FLAGS] = NLA_POLICY_MASK(NLA_U32,
> ETHTOOL_FLAGS_STATS),
> + [ETHTOOL_A_HEADER_MAC_STATS_SRC] = NLA_POLICY_MASK(NLA_U32,
> + ETHTOOL_MAC_STATS_SRC_PMAC),
> };
>
> and for ETHTOOL_A_STATS_HEADER to use a policy like this:
>
> const struct nla_policy ethnl_header_policy_mac_stats_src_basic[] = {
> [ETHTOOL_A_HEADER_DEV_INDEX] = { .type = NLA_U32 },
> [ETHTOOL_A_HEADER_DEV_NAME] = { .type = NLA_NUL_STRING,
> .len = ALTIFNAMSIZ - 1 },
> [ETHTOOL_A_HEADER_FLAGS] = NLA_POLICY_MASK(NLA_U32,
> ETHTOOL_FLAGS_BASIC),
> + [ETHTOOL_A_HEADER_MAC_STATS_SRC] = NLA_POLICY_MASK(NLA_U32,
> + ETHTOOL_MAC_STATS_SRC_PMAC),
> };
>
> Did I get this right?

Sorry for the delay, I was out for $national-holiday.

This would be right, but it seems like you went for the other option
in v3, which is also fine.