linux-kernel - Re: [PATCH] fix vmstat per cpu usage

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Date:	Tue, 1 Aug 2006 14:07:07 -0700
From:	Andrew Morton <akpm@...l.org>
To:	Jan Blunck <jblunck@...e.de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fix vmstat per cpu usage

On Tue, 1 Aug 2006 19:36:21 +0200
Jan Blunck <jblunck@...e.de> wrote:

> The per cpu variables are used incorrectly in vmstat.h.
> 
> Signed-off-by: Jan Blunck <jblunck@...e.de>
> ---
>  include/linux/vmstat.h |    8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> Index: linux-v2.6.18-rc3/include/linux/vmstat.h
> ===================================================================
> --- linux-v2.6.18-rc3.orig/include/linux/vmstat.h
> +++ linux-v2.6.18-rc3/include/linux/vmstat.h
> @@ -41,23 +41,23 @@ DECLARE_PER_CPU(struct vm_event_state, v
>  
>  static inline void __count_vm_event(enum vm_event_item item)
>  {
> -	__get_cpu_var(vm_event_states.event[item])++;
> +	__get_cpu_var(vm_event_states).event[item]++;
>  }

How odd.  Are there any negative consequences to the existing code?
-
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