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From: Pekka J Enberg <>
To: Patrick McHardy <>
Cc: Netfilter Development Mailinglist 
Subject: Re: [PATCH] netfilter: replace horrible hack with ksize()
Date: Thu, 6 Mar 2008 16:41:58 +0200 (EET)	[thread overview]
Message-ID: <Pine.LNX.4.64.0803061640380.4820@sbz-30.cs.Helsinki.FI> (raw)
In-Reply-To: <>

On Thu, 6 Mar 2008, Patrick McHardy wrote:
> It decides to reallocate when the remaining space isn't enough
> to hold the new data. NF_CT_EXT_MIN_SIZE is used to make sure it
> doesn't allocate anything smaller than the minimum slab size and
> hopefully avoid reallocations in the future. Unless I'm
> misunderstanding what ksize() does, the easiest way to get
> rid of this would be to replace NF_CT_EXT_MIN_SIZE by ksize(0).

I think you are misunderstanding ksize() (see mm/slub.c::ksize() for 
example). Furthermore, I think your current reallocation code is broken 
too as explained in a previous mail and my patch fixes that to behave as 
krealloc() does.


  reply	other threads:[~2008-03-06 14:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-05 21:20 Pekka J Enberg
2008-03-05 21:56 ` Christoph Lameter
2008-03-05 21:57   ` Pekka Enberg
2008-03-05 22:19   ` David Miller
2008-03-06 14:03 ` Patrick McHardy
2008-03-06 14:14   ` Pekka J Enberg
2008-03-06 14:20     ` Pekka J Enberg
2008-03-06 14:35       ` Patrick McHardy
2008-03-06 14:41         ` Pekka J Enberg [this message]
2008-03-06 14:51           ` Patrick McHardy
2008-03-06 15:49             ` Pekka Enberg
2008-03-10 17:57               ` Patrick McHardy
2008-03-06 16:41     ` Christoph Lameter

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