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Re: [PATCH 9/13] BC: locked pages (charge hooks) [message #5956 is a reply to message #5931]

Wed, 06 September 2006 03:43

Nick Piggin
Messages: 35
Registered: March 2006

Member

Kirill Korotaev wrote:

> Introduce calls to BC core over the kernel to charge locked memory.
>
> Normaly new locked piece of memory may appear in insert_vm_struct,
> but there are places (do_mmap_pgoff, dup_mmap etc) when new vma
> is not inserted by insert_vm_struct(), but either link_vma-ed or
> merged with some other - these places call BC code explicitly.
>
> Plus sys_mlock[all] itself has to be patched to charge/uncharge
> needed amount of pages.

I still haven't heard your good reasons why such a complex scheme is
required when my really simple proposal of unconditionally charging
the page to the container it was allocated by.

That has the benefit of not being full of user explotable holes and
also not putting such a huge burden on mm/ and the wider kernel in
general.

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[Message index]

		[PATCH] BC: resource beancounters (v4) (added user memory) By: dev on Tue, 05 September 2006 14:59
		[PATCH 1/13] BC: introduce atomic_dec_and_lock_irqsave() By: dev on Tue, 05 September 2006 15:16
		[PATCH 2/13] BC: kconfig By: dev on Tue, 05 September 2006 15:16
		[PATCH 3/17] BC: beancounters core (API) By: dev on Tue, 05 September 2006 15:17
		[PATCH 4/13] BC: context inheriting and changing By: dev on Tue, 05 September 2006 15:19
		[PATCH 5/13] BC: user interface (syscalls) By: dev on Tue, 05 September 2006 15:21
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: Balbir Singh on Tue, 05 September 2006 16:04
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: Pavel Emelianov on Wed, 06 September 2006 08:29
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: Balbir Singh on Wed, 06 September 2006 08:57
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: Pavel Emelianov on Wed, 06 September 2006 10:42
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: Balbir Singh on Wed, 06 September 2006 13:23
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: Balbir Singh on Wed, 06 September 2006 13:45
		Re: [ckrm-tech] [PATCH 5/13] BC: user interface (syscalls) By: dev on Wed, 06 September 2006 14:20
		[PATCH 6/13] BC: kernel memory (core) By: dev on Tue, 05 September 2006 15:21
		[PATCH 7/13] BC: kernel memory (marks) By: dev on Tue, 05 September 2006 15:23
		Re: [PATCH 7/13] BC: kernel memory (marks) By: Cedric Le Goater on Wed, 06 September 2006 14:19
		[PATCH 8/13] BC: locked pages (core) By: dev on Tue, 05 September 2006 15:24
		[PATCH 9/13] BC: locked pages (charge hooks) By: dev on Tue, 05 September 2006 15:25
		Re: [PATCH 9/13] BC: locked pages (charge hooks) By: Nick Piggin on Wed, 06 September 2006 03:43
		Re: [PATCH 9/13] BC: locked pages (charge hooks) By: Pavel Emelianov on Wed, 06 September 2006 08:45
		Re: [PATCH 9/13] BC: locked pages (charge hooks) By: Nick Piggin on Wed, 06 September 2006 09:41
		Re: [ckrm-tech] [PATCH 9/13] BC: locked pages (charge hooks) By: dev on Wed, 06 September 2006 14:16
		[PATCH 10/13] BC: privvm pages By: dev on Tue, 05 September 2006 15:26
		[PATCH 11/13] BC: vmrss (preparations) By: dev on Tue, 05 September 2006 15:28
		Re: [PATCH 11/13] BC: vmrss (preparations) By: Cedric Le Goater on Tue, 05 September 2006 22:09
		Re: [PATCH 11/13] BC: vmrss (preparations) By: dev on Wed, 06 September 2006 13:56
		Re: [ckrm-tech] [PATCH 11/13] BC: vmrss (preparations) By: Balbir Singh on Thu, 07 September 2006 16:28
		[PATCH 12/13] BC: vmrss (core) By: dev on Tue, 05 September 2006 15:28
		[PATCH 13/13] BC: vmrss (charges) By: dev on Tue, 05 September 2006 15:29
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Tue, 05 September 2006 16:53
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Wed, 06 September 2006 08:34
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: dev on Wed, 06 September 2006 13:04
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Wed, 06 September 2006 19:17
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 06 September 2006 22:06
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Thu, 07 September 2006 03:08
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Fri, 08 September 2006 07:33
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Dave Hansen on Fri, 08 September 2006 15:43
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Fri, 08 September 2006 18:26
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Mon, 11 September 2006 06:56
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Mon, 11 September 2006 07:54
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Mon, 11 September 2006 08:13
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Mon, 11 September 2006 08:19
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 12 September 2006 10:40
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Tue, 12 September 2006 12:01
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Wed, 13 September 2006 13:39
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 12 September 2006 10:39
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Mon, 11 September 2006 10:21
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 12 September 2006 10:35
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 11 September 2006 18:49
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 12 September 2006 10:48
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Tue, 12 September 2006 23:58
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Wed, 13 September 2006 08:06
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Wed, 13 September 2006 12:15
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Wed, 13 September 2006 13:35
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 13 September 2006 22:31
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Thu, 14 September 2006 07:53
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Thu, 14 September 2006 08:06
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Thu, 14 September 2006 13:02
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Fri, 15 September 2006 00:02
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Fri, 15 September 2006 07:21
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: dev on Fri, 15 September 2006 08:46
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 18 September 2006 23:51
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Thu, 14 September 2006 23:42
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Fri, 15 September 2006 07:15
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: dev on Fri, 15 September 2006 08:51
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Fri, 15 September 2006 11:15
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Mon, 18 September 2006 08:25
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Mon, 18 September 2006 08:56
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Mon, 18 September 2006 11:20
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Mon, 18 September 2006 11:32
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Tue, 19 September 2006 00:05
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 19 September 2006 08:04
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Mon, 18 September 2006 11:27
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Mon, 18 September 2006 12:37
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Tue, 19 September 2006 00:08
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 19 September 2006 08:06
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 18 September 2006 23:48
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 11 September 2006 18:44
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: dev on Fri, 15 September 2006 08:53
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 18 September 2006 23:57
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Fri, 08 September 2006 19:23
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Fri, 08 September 2006 21:43
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 11 September 2006 18:25
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Mon, 11 September 2006 19:10
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 11 September 2006 19:42
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Mon, 11 September 2006 23:58
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Tue, 12 September 2006 09:53
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Tue, 12 September 2006 23:54
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Wed, 13 September 2006 00:39
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 13 September 2006 01:10
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Wed, 13 September 2006 01:25
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Wed, 13 September 2006 04:41
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 13 September 2006 22:20
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Thu, 14 September 2006 01:22
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Thu, 14 September 2006 23:13
		Re: Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: kir on Mon, 11 September 2006 19:47
		Re: Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Tue, 12 September 2006 00:28
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Tue, 12 September 2006 10:44
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Tue, 12 September 2006 17:22
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Tue, 12 September 2006 17:40
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 13 September 2006 00:02
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Wed, 13 September 2006 00:43
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 13 September 2006 01:13
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 06 September 2006 21:47
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Dave Hansen on Fri, 08 September 2006 15:33
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Dave Hansen on Tue, 05 September 2006 17:46
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Balbir Singh on Tue, 05 September 2006 18:28
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Wed, 06 September 2006 00:17
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Dave Hansen on Fri, 08 September 2006 15:30
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Rohit Seth on Fri, 08 September 2006 17:10
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Shailabh Nagar on Fri, 08 September 2006 17:26
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: dev on Wed, 06 September 2006 13:54
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Wed, 06 September 2006 21:54
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Thu, 07 September 2006 07:29
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Thu, 07 September 2006 19:16
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Fri, 08 September 2006 07:22
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Fri, 08 September 2006 19:07
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Mon, 11 September 2006 07:02
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Mon, 11 September 2006 13:04
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 12 September 2006 10:24
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Tue, 12 September 2006 10:29
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Tue, 12 September 2006 11:06
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Srivatsa Vaddagiri on Tue, 12 September 2006 12:04
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Mon, 11 September 2006 18:47
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Thu, 07 September 2006 19:29
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Pavel Emelianov on Fri, 08 September 2006 07:26
		Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) By: Chandra Seetharaman on Fri, 08 September 2006 19:10

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