Re: [PATCH RFC 1/2] Add polling support to pidfd

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To: Christian Brauner <christian@xxxxxxxxxx>, Daniel Colascione <dancol@xxxxxxxxxx>
Subject: Re: [PATCH RFC 1/2] Add polling support to pidfd
From: "Enrico Weigelt, metux IT consult" <lkml@xxxxxxxxx>
Date: Wed, 24 Apr 2019 11:05:27 +0200
Cc: Joel Fernandes <joel@xxxxxxxxxxxxxxxxx>, Jann Horn <jannh@xxxxxxxxxx>, Oleg Nesterov <oleg@xxxxxxxxxx>, Florian Weimer <fweimer@xxxxxxxxxx>, kernel list <linux-kernel@xxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Alexey Dobriyan <adobriyan@xxxxxxxxx>, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Andrei Vagin <avagin@xxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, linux-fsdevel <linux-fsdevel@xxxxxxxxxxxxxxx>, "open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@xxxxxxxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxx>, Nadav Amit <namit@xxxxxxxxxx>, Serge Hallyn <serge@xxxxxxxxxx>, Shuah Khan <shuah@xxxxxxxxxx>, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>, Taehee Yoo <ap420073@xxxxxxxxx>, Tejun Heo <tj@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, kernel-team <kernel-team@xxxxxxxxxxx>, Tycho Andersen <tycho@xxxxxxxx>
In-reply-to: <CAHrFyr4akTbvZ_LDSwAsdjTCDhdi+KLY1zjZAduc1xuNawPWig@mail.gmail.com>
Organization: metux IT consult
User-agent: Mozilla/5.0 (X11; Linux i686 on x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1

On 20.04.19 02:17, Christian Brauner wrote:

> It's not off the table that we can add a pidfd_open() if that becomes> a real thing.
What are the exact semantics of pidfd_open() ?


--mtx

-- 
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@xxxxxxxxx -- +49-151-27565287

References:
- [PATCH RFC 1/2] Add polling support to pidfd
  - From: Joel Fernandes (Google)
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Joel Fernandes
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Oleg Nesterov
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Jann Horn
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Joel Fernandes
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Joel Fernandes
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Daniel Colascione
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Daniel Colascione
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Daniel Colascione
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Daniel Colascione
- Re: [PATCH RFC 1/2] Add polling support to pidfd
  - From: Christian Brauner

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