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SubjectRe: [PATCH 2/4] pid: add pidfd_open()
On Thu, Mar 28, 2019 at 12:59:46PM -0400, Joel Fernandes wrote:
>
>
> On March 28, 2019 6:38:15 AM EDT, Christian Brauner <christian@brauner.io> wrote:
> >> All that said, thanks for the work on this once again. My intention
> >is
> >> just that we don't end up with an API that could have been done
> >better
> >> and be cleaner to use for potential users in the coming years.
> >
> >Thanks for your input on all of this. I still don't find multiplexers
> >in
> >the style of seccomp()/fsconfig()/keyctl() to be a problem since they
> >deal with a specific task. They are very much different from ioctl()s
> >in
> >that regard. But since Joel, you, and Daniel found the pidctl()
> >approach
> >not very nice I dropped it. The interface needs to be satisfactory for
> >all of us especially since Android and other system managers will be
> >the
> >main consumers.
> >So let's split this into pidfd_open(pid_t pid, unsigned int flags)
> >which
> >allows to cleanly get pidfds independent procfs and do the translation
> >to procpidfds in an ioctl() as we've discussed in prior threads. This
> >should also accommodate comments and ideas from Andy and Jann.
> >I'm coding this up now.
>
> This sounds quite sensible to me. Thanks!

Thanks! I have it ready and hope to send it out later today.

Christian

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