From: Oleg Nesterov <oleg@redhat.com>
To: Christian Brauner <christian@brauner.io>
Cc: linux-kernel@vger.kernel.org, arnd@arndb.de,
ebiederm@xmission.com, keescook@chromium.org,
joel@joelfernandes.org, tglx@linutronix.de, tj@kernel.org,
dhowells@redhat.com, jannh@google.com, luto@kernel.org,
akpm@linux-foundation.org, cyphar@cyphar.com,
torvalds@linux-foundation.org, viro@zeniv.linux.org.uk,
kernel-team@android.com, Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
linux-api@vger.kernel.org
Subject: Re: [PATCH 4/5] pidfd: add CLONE_WAIT_PID
Date: Thu, 25 Jul 2019 18:13:17 +0200 [thread overview]
Message-ID: <20190725161316.GI4707@redhat.com> (raw)
In-Reply-To: <20190725122650.4i3arct5rpchqmyt@brauner.io>
On 07/25, Christian Brauner wrote:
>
> The key is that you want to be able to create child processes in a
> shared library without the main programing having to know about this so
> that it can use P_ALL and never get stuff from the library.
OK, thanks...
in this case you should probablu pass 0 in CSIGNAL to ensure that the main
program won't be notified when that child exits.
Oleg.
next prev parent reply other threads:[~2019-07-25 16:13 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-24 14:46 [PATCH 0/5] pidfd: waiting on processes through pidfds Christian Brauner
2019-07-24 14:46 ` [RFC][PATCH 1/5] exit: kill struct waitid_info Christian Brauner
2019-07-24 17:37 ` Linus Torvalds
2019-07-24 22:01 ` Christian Brauner
2019-07-25 12:46 ` Eric W. Biederman
2019-07-26 8:01 ` Christian Brauner
2019-07-26 11:59 ` Eric W. Biederman
2019-07-26 12:37 ` Christian Brauner
2019-07-25 9:40 ` Oleg Nesterov
2019-07-25 10:07 ` Christian Brauner
2019-07-24 14:46 ` [PATCH 2/5] pidfd: add pidfd_wait() Christian Brauner
2019-07-24 17:45 ` Linus Torvalds
2019-07-24 17:50 ` Christian Brauner
2019-07-24 17:52 ` Christian Brauner
2019-07-25 14:34 ` Eric W. Biederman
2019-07-25 10:16 ` Oleg Nesterov
2019-07-25 10:21 ` Christian Brauner
2019-07-26 8:19 ` Arnd Bergmann
2019-07-26 8:24 ` Christian Brauner
2019-07-26 9:57 ` Arnd Bergmann
2019-07-24 14:46 ` [PATCH 3/5] arch: wire-up pidfd_wait() Christian Brauner
2019-07-24 14:46 ` Christian Brauner
2019-07-24 14:46 ` Christian Brauner
2019-07-24 14:46 ` Christian Brauner
2019-07-24 14:46 ` [PATCH 4/5] pidfd: add CLONE_WAIT_PID Christian Brauner
2019-07-24 18:14 ` Jann Horn
2019-07-24 18:27 ` Christian Brauner
2019-07-24 19:07 ` Jann Horn
2019-07-24 19:10 ` Christian Brauner
2019-07-25 10:11 ` Christian Brauner
2019-07-25 10:30 ` Oleg Nesterov
2019-07-25 10:36 ` Christian Brauner
2019-07-25 10:35 ` Oleg Nesterov
2019-07-25 10:40 ` Christian Brauner
2019-07-25 11:25 ` Oleg Nesterov
2019-07-25 11:41 ` Christian Brauner
2019-07-25 11:43 ` Oleg Nesterov
2019-07-25 12:26 ` Christian Brauner
2019-07-25 16:13 ` Oleg Nesterov [this message]
2019-07-25 16:56 ` Christian Brauner
2019-07-25 16:57 ` Eric W. Biederman
2019-07-24 14:46 ` [PATCH 5/5] pidfd: add pidfd_wait tests Christian Brauner
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