From: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
To: Breno Leitao <leitao@debian.org>,
"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>,
Willem de Bruijn <willemdebruijn.kernel@gmail.com>,
Shuah Khan <shuah@kernel.org>,
sdf.kernel@gmail.com
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org,
Breno Leitao <leitao@debian.org>,
kernel-team@meta.com
Subject: Re: [PATCH net-next v2 1/4] net: add sockopt_init_user() for getsockopt conversion
Date: Wed, 01 Jul 2026 17:50:47 -0400 [thread overview]
Message-ID: <willemdebruijn.kernel.14619b0e23d1f@gmail.com> (raw)
In-Reply-To: <20260630-getsockopt_phase2-v2-1-193335f3d4d1@debian.org>
Breno Leitao wrote:
> Add a helper that initializes a user-backed sockopt_t from the (optval,
> optlen) __user pair passed to a getsockopt() callback.
>
> It is used by transitional __user getsockopt wrappers while the
> proto-layer getsockopt callbacks are converted to take a sockopt_t, and
> is removed once the conversion is complete.
>
> The goal is to help to convert leafs. Example:
>
> sock_common_getsockopt(... char __user *optval, int __user *optlen)
> → udp_getsockopt(sk, level, optname, optval__user, optlen__user)
> → udp_lib_getsockopt(sk, level, optname, &opt) /* needs a sockopt_t */
>
> Signed-off-by: Breno Leitao <leitao@debian.org>
Acked-by: Willem de Bruijn <willemb@google.com>
next prev parent reply other threads:[~2026-07-01 21:50 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-30 14:01 [PATCH net-next v2 0/4] net: convert UDP getsockopt to sockopt_t Breno Leitao
2026-06-30 14:01 ` [PATCH net-next v2 1/4] net: add sockopt_init_user() for getsockopt conversion Breno Leitao
2026-06-30 18:19 ` Stanislav Fomichev
2026-07-01 21:50 ` Willem de Bruijn [this message]
2026-06-30 14:01 ` [PATCH net-next v2 2/4] udp: convert udp_lib_getsockopt to sockopt_t Breno Leitao
2026-06-30 18:20 ` Stanislav Fomichev
2026-07-01 21:51 ` Willem de Bruijn
2026-06-30 14:01 ` [PATCH net-next v2 3/4] ipv4: raw: convert do_raw_getsockopt " Breno Leitao
2026-06-30 18:20 ` Stanislav Fomichev
2026-07-01 21:52 ` Willem de Bruijn
2026-06-30 14:01 ` [PATCH net-next v2 4/4] selftests: net: getsockopt_iter: add raw ICMP_FILTER coverage Breno Leitao
2026-06-30 18:20 ` Stanislav Fomichev
2026-07-01 21:55 ` Willem de Bruijn
2026-07-02 10:40 ` [PATCH net-next v2 0/4] net: convert UDP getsockopt to sockopt_t patchwork-bot+netdevbpf
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