linux-kernel - Re: [PATCH v2] sched: debug: use task_pid_nr

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Date:   Tue, 08 Aug 2017 10:17:35 -0500
From:   ebiederm@...ssion.com (Eric W. Biederman)
To:     Jessie Frazelle <jessfraz@...gle.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Aleksa Sarai <asarai@...e.com>, Ingo Molnar <mingo@...hat.com>,
        cyphar@...har.com, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH v2] sched: debug: use task_pid_nr_ns in /proc/$pid/sched

Jessie Frazelle <jessfraz@...gle.com> writes:

> Thanks for patching this :) Guess I will find a different rabbit in a
> hat to detect if running in a pid namespace ;)

I want to say that stating the /proc/pid/ns/pid files ought to be an
easy way.  But thinking about it they permissions on those might be a
bit tricky.

Eric