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From: Oren Laadan <orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
To: "Serge E. Hallyn" <serue-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	Alexey Dobriyan
	<adobriyan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Dave Hansen
	<dave-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Subject: Re: [RFC v14][PATCH 07/54] cr: extend arch_setup_additional_pages()
Date: Mon, 04 May 2009 03:25:25 -0400	[thread overview]
Message-ID: <49FE9865.4090600@cs.columbia.edu> (raw)
In-Reply-To: <20090501161813.GA27516-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>



Serge E. Hallyn wrote:
> Quoting Dave Hansen (dave-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org):
>> On Fri, 2009-05-01 at 10:42 -0500, Serge E. Hallyn wrote:
>>> Quoting Dave Hansen (dave-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org):
>>>> On Tue, 2009-04-28 at 19:23 -0400, Oren Laadan wrote:
>>>>> From: Alexey Dobriyan <adobriyan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>>>>>
>>>>> Add "start" argument, to request to map vDSO to a specific place,
>>>>> and fail the operation if not.
>>>>>
>>>>> This is useful for restart(2) to ensure that memory layout is restore
>>>>> exactly as needed.
>>>> This needs to go up at the start of the series.  It can get merged
>>>> before everything else.
>>> It does, but now we are sending Oren mixed signals.
>>>
>>> I thought we were talking yesterday on irc about Oren doing append-only
>>> git tree from now on, and someone else (you? :) was going to do patch
>>> integration and sorting and prettifying?
>> I was going to just go and start doing these, but I figured I'd have a
>> run through the patches first.  I probably also shouldn't be doing
>> anything to which Oren (or anyone else) has really strong objections.
>> So, I'll give everyone a chance to discuss and object before I go
>> screwing the patches up. ;)
> 
> True, part of this may be able to go up on its own.  In that case
> 
> 	1. please put the part of my s390 fix patch which applies to
> 	   this patch in
> 

Fixed.

> 	2. as I asked when Alexey posted this, can we remove the
> 	   first argument to arch_setup_additional_pages()?  Noone uses
> 	   it.

I have no objections.

Oren.

  parent reply	other threads:[~2009-05-04  7:25 UTC|newest]

Thread overview: 107+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-28 23:23 [RFC v14][PATCH 00/54] Kernel based checkpoint/restart Oren Laadan
     [not found] ` <1240961064-13991-1-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-28 23:23   ` [RFC v14][PATCH 01/54] Create syscalls: sys_checkpoint, sys_restart Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 02/54] Checkpoint/restart: initial documentation Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 03/54] Make file_pos_read/write() public Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 04/54] General infrastructure for checkpoint restart Oren Laadan
     [not found]     ` <1240961064-13991-5-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29  0:58       ` Serge E. Hallyn
     [not found]         ` <20090429005826.GA23583-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-04-29 17:49           ` Oren Laadan
     [not found]             ` <49F8932D.4040506-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29 18:15               ` Serge E. Hallyn
2009-04-29 17:12       ` Serge E. Hallyn
2009-05-06 20:39       ` Sukadev Bhattiprolu
     [not found]         ` <20090506203955.GA6003-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2009-05-06 20:57           ` Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 05/54] x86 support for checkpoint/restart Oren Laadan
     [not found]     ` <1240961064-13991-6-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-01 15:12       ` Dave Hansen
2009-04-28 23:23   ` [RFC v14][PATCH 06/54] Introduce method 'checkpoint' in struct vm_operations_struct Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 07/54] cr: extend arch_setup_additional_pages() Oren Laadan
     [not found]     ` <1240961064-13991-8-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-01 15:13       ` Dave Hansen
2009-05-01 15:42         ` Serge E. Hallyn
     [not found]           ` <20090501154220.GA26771-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-01 15:57             ` Dave Hansen
2009-05-01 16:18               ` Serge E. Hallyn
     [not found]                 ` <20090501161813.GA27516-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-04  7:25                   ` Oren Laadan [this message]
2009-04-28 23:23   ` [RFC v14][PATCH 08/54] Dump memory address space Oren Laadan
     [not found]     ` <1240961064-13991-9-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29  4:11       ` Serge E. Hallyn
     [not found]         ` <20090429041128.GA28018-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-04-29  6:42           ` Guenter Roeck
     [not found]             ` <20090429064241.GA17482-gvzKVTG1yJJBDgjK7y7TUQ@public.gmane.org>
2009-04-29 20:00               ` Oren Laadan
2009-04-30  4:54       ` Matt Helsley
2009-05-01 15:25       ` Dave Hansen
2009-05-01 15:27       ` Dave Hansen
2009-05-04  7:58         ` Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 09/54] Restore " Oren Laadan
     [not found]     ` <1240961064-13991-10-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-01 15:28       ` Dave Hansen
2009-04-28 23:23   ` [RFC v14][PATCH 10/54] Infrastructure for shared objects Oren Laadan
     [not found]     ` <1240961064-13991-11-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29  1:03       ` Serge E. Hallyn
2009-04-29 16:21       ` Serge E. Hallyn
2009-04-28 23:23   ` [RFC v14][PATCH 11/54] Introduce 'checkpoint' method in 'struct file_operations' Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 12/54] Dump open file descriptors Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 13/54] add generic checkpoint f_op to ext fses Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 14/54] Restore open file descriptors Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 15/54] Record 'struct file' object instead of the file name for VMAs Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 16/54] External checkpoint of a task other than ourself Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 17/54] c/r of restart-blocks: export functionality used in next patch Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 18/54] c/r of restart-blocks Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 19/54] Checkpoint multiple processes Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 20/54] Restart " Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 21/54] Define subtree flag and unpriv_allowed sysctl Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 22/54] Checkpoint open pipes Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 23/54] Restore " Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 24/54] Prepare to support shared memory Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 25/54] Dump anonymous- and file-mapped- " Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 26/54] Restore " Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 27/54] s390: Expose a constant for the number of words representing the CRs Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 28/54] c/r: Add CKPT_COPY() macro (v4) Oren Laadan
2009-04-28 23:23   ` [RFC v14][PATCH 29/54] s390: define s390-specific checkpoint-restart code (v7) Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 30/54] powerpc: provide APIs for validating and updating DABR Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 31/54] powerpc: checkpoint/restart implementation Oren Laadan
     [not found]     ` <1240961064-13991-32-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29  6:54       ` Nathan Lynch
     [not found]         ` <m34ow8ueyk.fsf-e+AXbWqSrlAAvxtiuMwx3w@public.gmane.org>
2009-04-29 15:49           ` Serge E. Hallyn
2009-04-29 18:05           ` Oren Laadan
     [not found]             ` <49F896E8.7020802-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29 20:55               ` Nathan Lynch
2009-04-29 18:18           ` Oren Laadan
     [not found]             ` <49F899E1.2030207-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-29 20:33               ` Nathan Lynch
2009-04-28 23:24   ` [RFC v14][PATCH 32/54] powerpc: wire up checkpoint and restart syscalls Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 33/54] powerpc: enable checkpoint support in Kconfig Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 34/54] Export fs/exec.c:exec_mmap() Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 35/54] Support for share memory address spaces Oren Laadan
     [not found]     ` <1240961064-13991-36-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-20 17:55       ` Dave Hansen
2009-05-20 18:23         ` Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 36/54] Make ckpt_may_checkpoint_task() check each namespace individually Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 37/54] c/r: Add UTS support (v6) Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 38/54] Stub implementation of IPC namespace c/r Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 39/54] deferqueue: generic queue to defer work Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 40/54] ipc: allow allocation of an ipc object with desired identifier Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 41/54] ipc: helpers to save and restore kern_ipc_perm structures Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 42/54] ipc namespace: save and restore ipc namespace basics Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 43/54] sysvipc-shm: checkpoint Oren Laadan
     [not found]     ` <1240961064-13991-44-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-15 19:20       ` Serge E. Hallyn
2009-04-28 23:24   ` [RFC v14][PATCH 44/54] sysvipc-shm: restart Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 45/54] sysvipc-shm: export interface from ipc/shm.c to delete ipc shm Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 46/54] sysvipc-shm: correctly handle deleted (active) ipc shared memory Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 47/54] sysvipc-msg: make 'struct msg_msgseg' visible in ipc/util.h Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 48/54] sysvipc-msq: checkpoint Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 49/54] sysvipc-msq: restart Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 50/54] sysvipc-sem: export interface from ipc/sem.c to cleanup ipc sem Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 51/54] sysvipc-sem: checkpoint Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 52/54] sysvipc-sem: restart Oren Laadan
2009-04-28 23:24   ` [RFC v14][PATCH 53/54] Detect resource leaks for whole-container checkpoint Oren Laadan
     [not found]     ` <1240961064-13991-54-git-send-email-orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-01 17:26       ` Dave Hansen
2009-05-07  3:50       ` Sukadev Bhattiprolu
     [not found]         ` <20090507035026.GB6003-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2009-05-07  4:11           ` Oren Laadan
     [not found]             ` <4A025F7D.3050403-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-07  6:13               ` [RFC v14][PATCH 53/54] Detect resource leaks for whole-containercheckpoint Sukadev Bhattiprolu
     [not found]                 ` <20090507061321.GA13725-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2009-05-07  6:24                   ` Sukadev Bhattiprolu
2009-05-07 21:45                   ` Matt Helsley
     [not found]                     ` <20090507214501.GA29671-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-08 13:44                       ` Oren Laadan
2009-05-08  4:56               ` Sukadev Bhattiprolu
     [not found]                 ` <20090508045622.GA31731-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2009-05-08  8:12                   ` [RFC v14][PATCH 53/54] Detect resource leaks forwhole-containercheckpoint Matt Helsley
2009-04-28 23:24   ` [RFC v14][PATCH 54/54] Report failures during checkpoint as an object in the output stream Oren Laadan
2009-04-29  8:18   ` [RFC v14][PATCH 00/54] Kernel based checkpoint/restart Louis Rilling
     [not found]     ` <20090429081815.GA1813-Hu8+6S1rdjywhHL9vcZdMVaTQe2KTcn/@public.gmane.org>
2009-04-29 22:47       ` Oren Laadan
     [not found]         ` <49F8D8FC.8010400-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-04-30  9:41           ` Louis Rilling
     [not found]             ` <20090430094106.GC13896-Hu8+6S1rdjywhHL9vcZdMVaTQe2KTcn/@public.gmane.org>
2009-05-04  8:03               ` Matthieu Fertré
     [not found]                 ` <49FEA136.2040406-aw0BnHfMbSpBDgjK7y7TUQ@public.gmane.org>
2009-05-04  9:06                   ` Oren Laadan
     [not found]                     ` <49FEB01B.208-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-05-04  9:17                       ` Matthieu Fertré
2009-05-04 13:01                       ` Serge E. Hallyn
     [not found]                         ` <20090504130108.GA21521-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-04 20:13                           ` Oren Laadan
2009-05-05  8:20                           ` Louis Rilling
     [not found]                             ` <20090505082057.GA11377-Hu8+6S1rdjywhHL9vcZdMVaTQe2KTcn/@public.gmane.org>
2009-05-05 13:49                               ` Serge E. Hallyn
     [not found]                                 ` <20090505134920.GB10136-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-05-05 14:26                                   ` Louis Rilling
2009-05-04 19:13   ` Oren Laadan

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