linux-kernel - Re: [PATCH v4 2/5] pid: Add PIDFD_IOCTL_GETFD to fetch file descriptors from processes

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Message-ID: <CAK8P3a1-hsnidMzQJghRGE-1voP4WHDoOLRZHe9P-UmTpea+Qg@mail.gmail.com>
Date:   Thu, 19 Dec 2019 12:31:41 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Christian Brauner <christian.brauner@...ntu.com>
Cc:     Oleg Nesterov <oleg@...hat.com>,
        Florian Weimer <fweimer@...hat.com>,
        Sargun Dhillon <sargun@...gun.me>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linux Containers <containers@...ts.linux-foundation.org>,
        Linux API <linux-api@...r.kernel.org>,
        Linux FS-devel Mailing List <linux-fsdevel@...r.kernel.org>,
        Tycho Andersen <tycho@...ho.ws>, Jann Horn <jannh@...gle.com>,
        Aleksa Sarai <cyphar@...har.com>,
        Andy Lutomirski <luto@...capital.net>,
        Al Viro <viro@...iv.linux.org.uk>, gpascutto@...illa.com,
        ealvarez@...illa.com, jld@...illa.com
Subject: Re: [PATCH v4 2/5] pid: Add PIDFD_IOCTL_GETFD to fetch file
 descriptors from processes

On Thu, Dec 19, 2019 at 11:35 AM Christian Brauner
<christian.brauner@...ntu.com> wrote:
> On Thu, Dec 19, 2019 at 09:03:09AM +0100, Arnd Bergmann wrote:
> > On Thu, Dec 19, 2019 at 12:55 AM Sargun Dhillon <sargun@...gun.me> wrote:

> What does everyone else think? Arnd, still in favor of a syscall I take it.

Yes, but I would not object the ioctl if others prefer that.

      Arnd