From: Ido Schimmel <idosch@nvidia.com>
To: Kuniyuki Iwashima <kuniyu@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>,
Kuniyuki Iwashima <kuni1840@gmail.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH v2 net 1/4] neighbour: Add missing RCU annotation for neightbl_dump_info().
Date: Wed, 9 Sep 2026 09:42:15 +0300 [thread overview]
Message-ID: <20260909064215.GA1183641@shredder> (raw)
In-Reply-To: <20260908211419.882954-2-kuniyu@google.com>
On Tue, Sep 08, 2026 at 09:12:45PM +0000, Kuniyuki Iwashima wrote:
> neightbl_dump_info() fetches the first non-default neigh_parms
> with list_next_entry(&tbl->parms, ...) and iterates through the
> list with list_for_each_entry_from_rcu().
>
> However, list_next_entry() does not use RCU helper.
>
> Let's use list_for_each_entry_rcu() and skip the default parms.
>
> Fixes: 4ae34be50064 ("neighbour: Convert RTM_GETNEIGHTBL to RCU.")
> Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
next prev parent reply other threads:[~2026-09-09 6:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-08 21:12 [PATCH v2 net 0/4] neighbour: Small fixes for RTM_{GET,SET}NEIGHTBL Kuniyuki Iwashima
2026-09-08 21:12 ` [PATCH v2 net 1/4] neighbour: Add missing RCU annotation for neightbl_dump_info() Kuniyuki Iwashima
2026-09-09 6:42 ` Ido Schimmel [this message]
2026-09-08 21:12 ` [PATCH v2 net 2/4] neighbour: Enforce min/max to NDTPA_INTERVAL_PROBE_TIME_MS Kuniyuki Iwashima
2026-09-09 6:51 ` Ido Schimmel
2026-09-09 6:55 ` Ido Schimmel
2026-09-09 16:44 ` Kuniyuki Iwashima
2026-09-08 21:12 ` [PATCH v2 net 3/4] neighbour: Don't render blackhole_netdev via RTM_GETNEIGHTBL Kuniyuki Iwashima
2026-09-09 6:42 ` Ido Schimmel
2026-09-08 21:12 ` [PATCH v2 net 4/4] neighbour: Skip default parms when resumed in neightbl_dump_info() Kuniyuki Iwashima
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