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Re: [PATCH 6/13] BC: kmemsize accounting (core) [message #8258 is a reply to message #8166]

Sat, 11 November 2006 05:50

Pavel Machek
Messages: 34
Registered: February 2006

Member

Hi!

> --- /dev/null 2006-07-18 14:52:43.075228448 +0400
> +++ ./include/bc/kmem.h 2006-11-03 15:48:26.000000000 +0300
> @@ -0,0 +1,48 @@
> +/*
> + * include/bc/kmem.h
> + *
> + * Copyright (C) 2006 OpenVZ SWsoft Inc
> + *
> + */

GPL would be nice, as would be email address of someone who worked on
this file.

> --- /dev/null 2006-07-18 14:52:43.075228448 +0400
> +++ ./kernel/bc/kmem.c 2006-11-03 15:48:26.000000000 +0300
> @@ -0,0 +1,112 @@
> +/*
> + * kernel/bc/kmem.c
> + *
> + * Copyright (C) 2006 OpenVZ SWsoft Inc
> + *
> + */

Same here.

> +void bc_slab_uncharge(kmem_cache_t *cachep, void *objp)
> +{
> + unsigned int size;
> + struct beancounter *bc, **slab_bcp;
> +
> + slab_bcp = kmem_cache_bcp(cachep, objp);
> + if (*slab_bcp == NULL)
> + return;
> +
> + bc = *slab_bcp;

You can do this before if() and spare a dereference.

Pavel
--
Thanks for all the (sleeping) penguins.

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[Message index]

		BC: resource beancounters (v6) (with userpages reclamation + configfs) By: dev on Thu, 09 November 2006 16:42
		[PATCH 1/13] BC: atomic_dec_and_lock_irqsave() helper By: dev on Thu, 09 November 2006 16:47
		Re: [PATCH 1/13] BC: atomic_dec_and_lock_irqsave() helper By: Cedric Le Goater on Fri, 10 November 2006 15:19
		Re: [PATCH 1/13] BC: atomic_dec_and_lock_irqsave() helper By: dev on Fri, 10 November 2006 16:40
		[PATCH 2/13] BC: Kconfig and Makefile By: dev on Thu, 09 November 2006 16:47
		[PATCH 3/13] BC: beancounters core and API By: dev on Thu, 09 November 2006 16:49
		[PATCH 4/13] BC: context handling By: dev on Thu, 09 November 2006 16:51
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Paul Menage on Thu, 23 November 2006 07:48
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Pavel Emelianov on Thu, 23 November 2006 08:35
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Paul Menage on Thu, 23 November 2006 08:53
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Pavel Emelianov on Thu, 23 November 2006 09:20
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Paul Menage on Thu, 23 November 2006 09:31
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Pavel Emelianov on Thu, 23 November 2006 09:56
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Paul Menage on Thu, 23 November 2006 10:18
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Pavel Emelianov on Thu, 23 November 2006 10:45
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Pavel Emelianov on Fri, 24 November 2006 10:10
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Paul Menage on Sat, 25 November 2006 00:09
		Re: [ckrm-tech] [PATCH 4/13] BC: context handling By: Pavel Emelianov on Mon, 27 November 2006 08:27
		[PATCH 5/13] BC: configfs interface By: dev on Thu, 09 November 2006 16:52
		[PATCH 6/13] BC: kmemsize accounting (core) By: dev on Thu, 09 November 2006 16:53
		Re: [PATCH 6/13] BC: kmemsize accounting (core) By: Paul Jackson on Thu, 09 November 2006 19:05
		Re: [PATCH 6/13] BC: kmemsize accounting (core) By: Pekka Enberg on Fri, 10 November 2006 22:50
		Re: [PATCH 6/13] BC: kmemsize accounting (core) By: Pekka Enberg on Fri, 10 November 2006 22:46
		Re: [PATCH 6/13] BC: kmemsize accounting (core) By: Pavel Emelianov on Mon, 13 November 2006 12:13
		Re: [PATCH 6/13] BC: kmemsize accounting (core) By: Pavel Machek on Sat, 11 November 2006 05:50
		[PATCH 7/13] BC: kmemsize accounting (hooks) By: dev on Thu, 09 November 2006 16:54
		[PATCH 8/13] BC: privvmpages accounting (core) By: dev on Thu, 09 November 2006 16:56
		[PATCH 9/13] BC: privvmpages accounting (hooks) By: dev on Thu, 09 November 2006 16:57
		[PATCH 10/13] BC: physpages accounting (core) By: dev on Thu, 09 November 2006 16:59
		[PATCH 11/13] BC: physpages accounting (hooks) By: dev on Thu, 09 November 2006 17:01
		[PATCH 12/13] BC: numtasks accounting By: dev on Thu, 09 November 2006 17:02
		[PATCH 13/13] BC: numfiles accounting By: dev on Thu, 09 November 2006 17:03
		Re: BC: resource beancounters (v6) (with userpages reclamation + configfs) By: Herbert Poetzl on Sun, 19 November 2006 19:41

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