From: "Serge E. Hallyn" <serue-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: Oren Laadan <orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
Cc: Containers
<containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>,
Sukadev Bhattiprolu
<sukadev-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
"David C. Hansen"
<haveblue-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Subject: Re: [RFC][v3][PATCH 7/7] Define clone_with_pids syscall
Date: Mon, 1 Jun 2009 12:19:43 -0500 [thread overview]
Message-ID: <20090601171943.GA23878@us.ibm.com> (raw)
In-Reply-To: <4A2407B2.8030304-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
Quoting Oren Laadan (orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org):
> > One last thought - should there be an explicit check to make sure that
> > if CLONE_NEWPID, then at the end pid[knum_pids+1] = 0? Or is that
> > there and I just missed it?
>
> the wonders of kzalloc() ...
No. I'm saying that I don't see anything stopping the user from
doing CLONE_NEWPID while specifying an extra pid, so that they
end up trying to create a pidns init with vpid 5
-serge
next prev parent reply other threads:[~2009-06-01 17:19 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-30 23:57 [RFC][v3][PATCH 1/7] Factor out code to allocate pidmap page Sukadev Bhattiprolu
[not found] ` <20090530235714.GA4083-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-31 0:01 ` [RFC][v3][PATCH 2/7] Have alloc_pidmap() return actual error code Sukadev Bhattiprolu
[not found] ` <20090531000115.GA4191-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 8:17 ` Amerigo Wang
2009-05-31 0:01 ` [RFC][v3][PATCH 3/7] Add target_pid parameter to alloc_pidmap() Sukadev Bhattiprolu
[not found] ` <20090531000144.GB4191-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 8:30 ` Amerigo Wang
2009-05-31 0:02 ` [RFC][v3][PATCH 4/7] Add target_pids parameter to alloc_pid() Sukadev Bhattiprolu
[not found] ` <20090531000220.GC4191-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 8:34 ` Amerigo Wang
[not found] ` <20090601083419.GE4381-+dguKlz9DXUf7BdofF/totBPR1lH4CV8@public.gmane.org>
2009-06-01 20:52 ` Sukadev Bhattiprolu
[not found] ` <20090601205233.GB1812-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 21:01 ` Sukadev Bhattiprolu
2009-05-31 0:02 ` [RFC][v3][PATCH 5/7] Add target_pids parameter to copy_process() Sukadev Bhattiprolu
[not found] ` <20090531000237.GD4191-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 8:40 ` Amerigo Wang
2009-05-31 0:02 ` [RFC][v3][PATCH 6/7] Define do_fork_with_pids() Sukadev Bhattiprolu
[not found] ` <20090531000255.GE4191-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 8:19 ` Amerigo Wang
[not found] ` <20090601081929.GC4381-+dguKlz9DXUf7BdofF/totBPR1lH4CV8@public.gmane.org>
2009-06-03 0:35 ` Sukadev Bhattiprolu
[not found] ` <20090603003522.GA22704-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-04 3:07 ` Oren Laadan
[not found] ` <Pine.LNX.4.64.0906032306240.25421-CXF6herHY6ykSYb+qCZC/1i27PF6R63G9nwVQlTi/Pw@public.gmane.org>
2009-06-04 7:21 ` Amerigo Wang
[not found] ` <20090604072112.GA6856-+dguKlz9DXUf7BdofF/totBPR1lH4CV8@public.gmane.org>
2009-06-04 15:41 ` Sukadev Bhattiprolu
2009-05-31 0:03 ` [RFC][v3][PATCH 7/7] Define clone_with_pids syscall Sukadev Bhattiprolu
[not found] ` <20090531000350.GF4191-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-31 17:59 ` Oren Laadan
2009-06-01 15:16 ` Serge E. Hallyn
[not found] ` <20090601151650.GA20295-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 16:30 ` Oren Laadan
[not found] ` <4A240213.70001-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-06-01 16:42 ` Serge E. Hallyn
[not found] ` <20090601164232.GA23252-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 16:54 ` Oren Laadan
[not found] ` <4A2407B2.8030304-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-06-01 17:19 ` Serge E. Hallyn [this message]
[not found] ` <20090601171943.GA23878-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-01 19:35 ` Oren Laadan
[not found] ` <4A242D66.2070907-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-06-01 19:54 ` Serge E. Hallyn
2009-06-01 16:58 ` Oren Laadan
2009-06-13 18:18 ` Sukadev Bhattiprolu
[not found] ` <20090613181838.GA2775-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-06-13 20:22 ` Oren Laadan
2009-06-01 8:16 ` [RFC][v3][PATCH 1/7] Factor out code to allocate pidmap page Amerigo Wang
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