From: Kuniyuki Iwashima <kuniyu@amazon.com>
To: <aleksandr.mikhalitsyn@canonical.com>
Cc: <arnd@arndb.de>, <brauner@kernel.org>, <davem@davemloft.net>,
<dsahern@kernel.org>, <edumazet@google.com>,
<keescook@chromium.org>, <kuba@kernel.org>, <kuniyu@amazon.com>,
<leon@kernel.org>, <linux-arch@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <mzxreary@0pointer.de>,
<netdev@vger.kernel.org>, <pabeni@redhat.com>
Subject: Re: [PATCH net-next v2 1/3] scm: add SO_PASSPIDFD and SCM_PIDFD
Date: Tue, 21 Mar 2023 17:43:42 -0700 [thread overview]
Message-ID: <20230322004342.29904-1-kuniyu@amazon.com> (raw)
In-Reply-To: <20230321183342.617114-2-aleksandr.mikhalitsyn@canonical.com>
From: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
Date: Tue, 21 Mar 2023 19:33:40 +0100
> Implement SCM_PIDFD, a new type of CMSG type analogical to SCM_CREDENTIALS,
> but it contains pidfd instead of plain pid, which allows programmers not
> to care about PID reuse problem.
>
> Idea comes from UAPI kernel group:
> https://uapi-group.org/kernel-features/
>
> Big thanks to Christian Brauner and Lennart Poettering for productive
> discussions about this.
>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Eric Dumazet <edumazet@google.com>
> Cc: Jakub Kicinski <kuba@kernel.org>
> Cc: Paolo Abeni <pabeni@redhat.com>
> Cc: Leon Romanovsky <leon@kernel.org>
> Cc: David Ahern <dsahern@kernel.org>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Kees Cook <keescook@chromium.org>
> Cc: Christian Brauner <brauner@kernel.org>
> Cc: Kuniyuki Iwashima <kuniyu@amazon.com>
> Cc: Lennart Poettering <mzxreary@0pointer.de>
> Cc: linux-kernel@vger.kernel.org
> Cc: netdev@vger.kernel.org
> Cc: linux-arch@vger.kernel.org
> Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Thanks,
Kuniyuki
next prev parent reply other threads:[~2023-03-22 0:44 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-21 18:33 [PATCH net-next v2 0/3] Add SCM_PIDFD and SO_PEERPIDFD Alexander Mikhalitsyn
2023-03-21 18:33 ` [PATCH net-next v2 1/3] scm: add SO_PASSPIDFD and SCM_PIDFD Alexander Mikhalitsyn
2023-03-22 0:43 ` Kuniyuki Iwashima [this message]
2023-03-22 13:41 ` kernel test robot
2023-03-22 15:48 ` Christian Brauner
2023-03-21 18:33 ` [PATCH net-next v2 2/3] net: core: add getsockopt SO_PEERPIDFD Alexander Mikhalitsyn
2023-03-22 0:44 ` Kuniyuki Iwashima
2023-03-22 15:35 ` Christian Brauner
2023-03-22 16:16 ` Aleksandr Mikhalitsyn
2023-03-28 15:45 ` Christian Brauner
2023-03-29 6:43 ` [PATCH 0/3] pidfd: add pidfd_prepare() Christian Brauner
2023-03-21 18:33 ` [PATCH net-next v2 3/3] selftests: net: add SCM_PIDFD / SO_PEERPIDFD test Alexander Mikhalitsyn
2023-03-22 0:47 ` Kuniyuki Iwashima
2023-03-22 14:13 ` [PATCH net-next v2 0/3] Add SCM_PIDFD and SO_PEERPIDFD Christian Brauner
2023-03-22 14:17 ` Aleksandr Mikhalitsyn
2023-03-27 18:22 [PATCH 0/3] pidfd: add pidfd_prepare() Christian Brauner
2023-03-27 18:22 ` [PATCH 1/3] pid: " Christian Brauner
2023-03-28 9:00 ` Jan Kara
2023-03-27 18:22 ` [PATCH 2/3] fork: use pidfd_prepare() Christian Brauner
2023-03-27 18:22 ` [PATCH 3/3] fanotify: " Christian Brauner
2023-03-28 7:54 ` Jan Kara
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