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Message-ID: <3ccaca17-28e8-42c5-ace9-0798713a6dfc@6wind.com> Date: Wed, 29 Oct 2025 10:10:09 +0100 From: Nicolas Dichtel <nicolas.dichtel@...nd.com> To: Adrian Moreno <amorenoz@...hat.com>, netdev@...r.kernel.org Cc: kuba@...nel.org, toke@...hat.com, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, Kuniyuki Iwashima <kuniyu@...gle.com>, Stanislav Fomichev <sdf@...ichev.me>, Xiao Liang <shaw.leon@...il.com>, linux-kernel@...r.kernel.org, Cong Wang <xiyou.wangcong@...il.com> Subject: Re: [PATCH net-next v2] rtnetlink: honor RTEXT_FILTER_SKIP_STATS in IFLA_STATS Le 29/10/2025 à 09:01, Adrian Moreno a écrit : > Gathering interface statistics can be a relatively expensive operation > on certain systems as it requires iterating over all the cpus. > > RTEXT_FILTER_SKIP_STATS was first introduced [1] to skip AF_INET6 > statistics from interface dumps and it was then extended [2] to > also exclude IFLA_VF_INFO. > > The semantics of the flag does not seem to be limited to AF_INET > or VF statistics and having a way to query the interface status > (e.g: carrier, address) without retrieving its statistics seems > reasonable. So this patch extends the use RTEXT_FILTER_SKIP_STATS > to also affect IFLA_STATS. > > [1] https://lore.kernel.org/all/20150911204848.GC9687@oracle.com/ > [2] https://lore.kernel.org/all/20230611105108.122586-1-gal@nvidia.com/ > > Signed-off-by: Adrian Moreno <amorenoz@...hat.com> Reviewed-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
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