From: Oleg Nesterov <oleg@redhat.com>
To: Gargi Sharma <gs051095@gmail.com>
Cc: Rik van Riel <riel@surriel.com>,
linux-kernel@vger.kernel.org, Julia Lawall <julia.lawall@lip6.fr>,
akpm@linux-foundation.org, mingo@kernel.org,
pasha.tatashin@oracle.com, ktkhai@virtuozzo.com
Subject: Re: [PATCH v2 1/2] pid: Replace pid bitmap implementation with IDR API
Date: Wed, 27 Sep 2017 17:15:42 +0200 [thread overview]
Message-ID: <20170927151541.GA2429@redhat.com> (raw)
In-Reply-To: <CAOCi2DHSzSr-taNzwBk=6iT0g9=2KOnuK=qxOTtHKixxu+gdtQ@mail.gmail.com>
On 09/27, Gargi Sharma wrote:
>
> >
> > And make this patch correct ;)
> >
> > because currently it is wrong, zap_pid_ns_processes() won't kill the pid
> > returned by the first idr_get_next().
> Yes, I missed this. I can simply remove the idr_get_next() before the
> idr_for_each_continue and that will take care of it.
Yes, and also remove the while(pid) loop as Rik suggests, just do
read_lock(&tasklist_lock);
nr = 2;
idr_for_each_entry_continue(..., nr) {
kill pid_task()
}
read_unlock(&tasklist_lock);
Oleg.
next prev parent reply other threads:[~2017-09-27 15:15 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-27 5:06 [PATCH v2 0/2] Replace PID bitmap allocation with IDR API Gargi Sharma
2017-09-27 5:06 ` [PATCH v2 1/2] pid: Replace pid bitmap implementation " Gargi Sharma
2017-09-27 13:09 ` Rik van Riel
2017-09-27 14:06 ` Oleg Nesterov
2017-09-27 15:06 ` Gargi Sharma
2017-09-27 15:15 ` Oleg Nesterov [this message]
2017-09-27 15:05 ` Gargi Sharma
2017-09-27 15:05 ` Oleg Nesterov
2017-10-01 9:15 ` Christoph Hellwig
2017-10-01 10:35 ` Gargi Sharma
2017-10-02 13:14 ` Rik van Riel
2017-10-02 13:05 ` Rik van Riel
2017-09-27 5:06 ` [PATCH v2 2/2] pid: Remove pidhash Gargi Sharma
2017-09-27 15:45 ` Oleg Nesterov
2017-09-27 16:28 ` Oleg Nesterov
2017-09-30 15:41 ` Gargi Sharma
2017-10-02 15:03 ` Oleg Nesterov
2017-10-02 13:35 ` Rik van Riel
2017-10-02 13:45 ` Rik van Riel
2017-10-02 15:21 ` Oleg Nesterov
2017-10-02 15:22 ` Rik van Riel
2017-10-02 16:27 ` Gargi Sharma
2017-09-27 17:18 ` [PATCH v2 0/2] Replace PID bitmap allocation with IDR API Eric W. Biederman
[not found] ` <CAOCi2DESqWV2YPcRTe6NYjx6m6N19ewXbAyfLfeBa23kJiEO9Q@mail.gmail.com>
2017-09-28 19:46 ` Rik van Riel
2017-09-28 20:05 ` Gargi Sharma
2017-09-29 0:35 ` Rik van Riel
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