From: Oren Laadan <orenl@librato.com>
To: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, arnd@arndb.de,
Containers <containers@lists.linux-foundation.org>,
Nathan Lynch <nathanl@austin.ibm.com>,
"Eric W. Biederman" <ebiederm@xmission.com>,
hpa@zytor.com, mingo@elte.hu, torvalds@linux-foundation.org,
Alexey Dobriyan <adobriyan@gmail.com>,
Pavel Emelyanov <xemul@openvz.org>
Subject: Re: [RFC][v7][PATCH 4/9]: Add target_pid parameter to alloc_pidmap()
Date: Thu, 24 Sep 2009 13:47:07 -0400 [thread overview]
Message-ID: <4ABBB09B.8070009@librato.com> (raw)
In-Reply-To: <20090924170131.GD16989@us.ibm.com>
Sukadev Bhattiprolu wrote:
>
> Subject: [RFC][v7][PATCH 4/9]: Add target_pid parameter to alloc_pidmap()
>
> With support for setting a specific pid number for a process,
> alloc_pidmap() will need a 'target_pid' parameter.
>
> Changelog[v6]:
> - Separate target_pid > 0 case to minimize the number of checks needed.
> Changelog[v3]:
> - (Eric Biederman): Avoid set_pidmap() function. Added couple of
> checks for target_pid in alloc_pidmap() itself.
> Changelog[v2]:
> - (Serge Hallyn) Check for 'pid < 0' in set_pidmap().(Code
> actually checks for 'pid <= 0' for completeness).
>
> Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
> Acked-by: Serge Hallyn <serue@us.ibm.com>
Reviewed-by: Oren Laadan <orenl@cs.columbia.edu>
next prev parent reply other threads:[~2009-09-24 17:47 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-24 16:55 [RFC][v7][PATCH 0/9] Implement clone2() system call Sukadev Bhattiprolu
2009-09-24 17:00 ` [RFC][v7][PATCH 1/9]: Factor out code to allocate pidmap page Sukadev Bhattiprolu
2009-09-24 17:00 ` [RFC][v7][PATCH 2/9]: Have alloc_pidmap() return actual error code Sukadev Bhattiprolu
2009-09-24 17:01 ` [RFC][v7][PATCH 3/9] Make pid_max a pid_ns property Sukadev Bhattiprolu
[not found] ` <20090924170109.GC16989-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-24 17:45 ` Oren Laadan
2009-09-24 17:45 ` Oren Laadan
2009-09-24 17:01 ` [RFC][v7][PATCH 4/9]: Add target_pid parameter to alloc_pidmap() Sukadev Bhattiprolu
2009-09-24 17:47 ` Oren Laadan [this message]
[not found] ` <20090924170131.GD16989-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-24 17:47 ` Oren Laadan
2009-09-24 17:01 ` [RFC][v7][PATCH 5/9]: Add target_pids parameter to alloc_pid() Sukadev Bhattiprolu
[not found] ` <20090924165548.GA16586-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-24 17:00 ` [RFC][v7][PATCH 1/9]: Factor out code to allocate pidmap page Sukadev Bhattiprolu
2009-09-24 17:00 ` [RFC][v7][PATCH 2/9]: Have alloc_pidmap() return actual error code Sukadev Bhattiprolu
2009-09-24 17:01 ` [RFC][v7][PATCH 3/9] Make pid_max a pid_ns property Sukadev Bhattiprolu
2009-09-24 17:01 ` [RFC][v7][PATCH 4/9]: Add target_pid parameter to alloc_pidmap() Sukadev Bhattiprolu
2009-09-24 17:01 ` [RFC][v7][PATCH 5/9]: Add target_pids parameter to alloc_pid() Sukadev Bhattiprolu
2009-09-24 17:02 ` [RFC][v7][PATCH 6/9]: Add target_pids parameter to copy_process() Sukadev Bhattiprolu
2009-09-24 17:02 ` [RFC][v7][PATCH 7/9]: Define do_fork_with_pids() Sukadev Bhattiprolu
2009-09-24 17:03 ` [RFC][v7][PATCH 8/9]: Define clone2() syscall Sukadev Bhattiprolu
2009-09-24 17:03 ` [RFC][v7][PATCH 9/9]: Document " Sukadev Bhattiprolu
2009-09-24 17:44 ` [RFC][v7][PATCH 0/9] Implement clone2() system call Oren Laadan
2009-09-24 17:57 ` Alexey Dobriyan
2009-09-24 17:02 ` [RFC][v7][PATCH 6/9]: Add target_pids parameter to copy_process() Sukadev Bhattiprolu
2009-09-24 17:02 ` [RFC][v7][PATCH 7/9]: Define do_fork_with_pids() Sukadev Bhattiprolu
2009-09-24 17:03 ` [RFC][v7][PATCH 8/9]: Define clone2() syscall Sukadev Bhattiprolu
[not found] ` <20090924170308.GH16989-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-24 21:43 ` Arnd Bergmann
2009-09-24 21:43 ` Arnd Bergmann
2009-09-25 8:23 ` Louis Rilling
2009-09-25 10:56 ` Louis Rilling
2009-09-25 10:56 ` Louis Rilling
[not found] ` <20090925105632.GG12824-Hu8+6S1rdjywhHL9vcZdMVaTQe2KTcn/@public.gmane.org>
2009-09-29 18:05 ` Sukadev Bhattiprolu
2009-09-29 18:05 ` Sukadev Bhattiprolu
[not found] ` <20090929180537.GD4625-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-29 18:40 ` Roland McGrath
2009-09-29 18:40 ` Roland McGrath
[not found] ` <20090929184023.532DF34-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-09-29 18:44 ` H. Peter Anvin
2009-09-29 18:44 ` H. Peter Anvin
2009-09-29 18:44 ` H. Peter Anvin
[not found] ` <4AC255A4.4030002-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-09-29 19:02 ` Arjan van de Ven
2009-09-29 19:02 ` Arjan van de Ven
[not found] ` <20090929210207.247b94df-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2009-09-29 19:10 ` Linus Torvalds
2009-09-29 19:10 ` Linus Torvalds
[not found] ` <alpine.LFD.2.01.0909291207410.6996-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-09-29 20:02 ` H. Peter Anvin
2009-09-29 20:02 ` H. Peter Anvin
2009-09-29 20:02 ` H. Peter Anvin
[not found] ` <4AC267C7.4070300-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-09-29 22:11 ` Linus Torvalds
2009-09-29 22:11 ` Linus Torvalds
[not found] ` <alpine.LFD.2.01.0909291501530.6996-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-09-29 22:19 ` H. Peter Anvin
2009-09-29 22:19 ` H. Peter Anvin
[not found] ` <4AC287F2.8060603-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-09-30 16:15 ` Arnd Bergmann
2009-09-30 16:15 ` Arnd Bergmann
[not found] ` <200909301815.45211.arnd-r2nGTMty4D4@public.gmane.org>
2009-09-30 16:27 ` Linus Torvalds
2009-09-30 16:27 ` Linus Torvalds
[not found] ` <alpine.LFD.2.01.0909300925170.6996-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-09-30 17:59 ` Arnd Bergmann
2009-09-30 17:59 ` Arnd Bergmann
[not found] ` <200909301959.41706.arnd-r2nGTMty4D4@public.gmane.org>
2009-09-30 19:14 ` Linus Torvalds
2009-09-30 19:14 ` Linus Torvalds
2009-09-30 19:14 ` Linus Torvalds
2009-09-30 16:15 ` Arnd Bergmann
2009-09-29 22:19 ` H. Peter Anvin
2009-09-30 6:48 ` Roland McGrath
2009-09-30 6:48 ` Roland McGrath
2009-09-30 6:48 ` Roland McGrath
2009-09-29 19:10 ` Linus Torvalds
2009-09-29 20:00 ` H. Peter Anvin
2009-09-29 20:00 ` H. Peter Anvin
2009-09-29 18:40 ` Roland McGrath
2009-09-29 21:58 ` Oren Laadan
2009-09-29 21:58 ` Oren Laadan
2009-09-29 21:58 ` Oren Laadan
2009-09-29 18:05 ` Sukadev Bhattiprolu
[not found] ` <200909242343.59903.arnd-r2nGTMty4D4@public.gmane.org>
2009-09-25 8:23 ` Louis Rilling
2009-09-24 17:03 ` [RFC][v7][PATCH 9/9]: Document " Sukadev Bhattiprolu
2009-09-24 18:05 ` Randy Dunlap
[not found] ` <20090924170331.GI16989-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-24 18:05 ` Randy Dunlap
2009-09-25 2:31 ` KOSAKI Motohiro
2009-09-25 2:31 ` KOSAKI Motohiro
2009-09-24 17:44 ` [RFC][v7][PATCH 0/9] Implement clone2() system call Oren Laadan
[not found] ` <4ABBAFE5.2000704-RdfvBDnrOixBDgjK7y7TUQ@public.gmane.org>
2009-09-24 20:15 ` Sukadev Bhattiprolu
2009-10-01 2:36 ` Sukadev Bhattiprolu
2009-09-24 20:15 ` Sukadev Bhattiprolu
2009-09-24 22:06 ` Oren Laadan
[not found] ` <4ABBED72.9080901-RdfvBDnrOixBDgjK7y7TUQ@public.gmane.org>
2009-09-24 22:21 ` Arnd Bergmann
2009-09-24 22:21 ` Arnd Bergmann
[not found] ` <200909250021.03535.arnd-r2nGTMty4D4@public.gmane.org>
2009-09-24 23:19 ` Oren Laadan
2009-09-24 23:19 ` Oren Laadan
[not found] ` <20090924201517.GA24786-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-24 22:06 ` Oren Laadan
2009-10-01 2:36 ` Sukadev Bhattiprolu
2009-10-01 15:19 ` Oren Laadan
[not found] ` <20091001023618.GA31344-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-10-01 15:19 ` Oren Laadan
2009-09-24 17:57 ` Alexey Dobriyan
2009-09-24 18:35 ` Serge E. Hallyn
2009-09-24 18:35 ` Serge E. Hallyn
[not found] ` <20090924183556.GA31356-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-30 5:34 ` Alexey Dobriyan
2009-09-30 5:34 ` Alexey Dobriyan
2009-09-30 17:41 ` Oren Laadan
2009-09-30 17:41 ` Oren Laadan
2009-10-02 20:27 ` Alexey Dobriyan
2009-10-02 21:06 ` Oren Laadan
2009-10-02 21:06 ` Oren Laadan
[not found] ` <4AC39859.3090703-RdfvBDnrOixBDgjK7y7TUQ@public.gmane.org>
2009-10-02 20:27 ` Alexey Dobriyan
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