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Re: [PATCH 1/7] Omit double hash calculations in xxx_frag_intern [message #21929 is a reply to message #21812]

Thu, 18 October 2007 02:44

davem
Messages: 463
Registered: February 2006

Senior Member

From: Pavel Emelyanov <xemul@openvz.org>
Date: Tue, 16 Oct 2007 17:48:46 +0400

> Since the hash value is already calculated in xxx_find, we can 
> simply use it later. This is already done in netfilter code, 
> so make the same in ipv4 and ipv6.
> 
> Signed-off-by: Pavel Emelyanov <xemul@openvz.org>

Applied, but if we ever implement dynamically sized frag
queue hash tables, this recomputation of the hash function
in the hash insert function would need to be re-added.

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[Message index]

		[PATCH 0/7] Next step in consolidating the IP fragment management By: Pavel Emelianov on Tue, 16 October 2007 13:46
		[PATCH 1/7] Omit double hash calculations in xxx_frag_intern By: Pavel Emelianov on Tue, 16 October 2007 13:48
		Re: [PATCH 1/7] Omit double hash calculations in xxx_frag_intern By: davem on Thu, 18 October 2007 02:44
		[PATCH 2/7] Consolidate xxx_frag_intern By: Pavel Emelianov on Tue, 16 October 2007 13:53
		Re: [PATCH 2/7] Consolidate xxx_frag_intern By: davem on Thu, 18 October 2007 02:44
		[PATCH 3/7] Consolidate xxx_frag_alloc() By: Pavel Emelianov on Tue, 16 October 2007 13:57
		Re: [PATCH 3/7] Consolidate xxx_frag_alloc() By: davem on Thu, 18 October 2007 02:45
		[PATCH 4/7] Consolidate xxx_frag_create() By: Pavel Emelianov on Tue, 16 October 2007 14:00
		Re: [PATCH 4/7] Consolidate xxx_frag_create() By: davem on Thu, 18 October 2007 02:46
		[PATCH 5/7] Consolidate xxx_find() in fragment management By: Pavel Emelianov on Tue, 16 October 2007 14:03
		Re: [PATCH 5/7] Consolidate xxx_find() in fragment management By: davem on Thu, 18 October 2007 02:47
		[PATCH 6/7] Remove no longer needed ->equal callback By: Pavel Emelianov on Tue, 16 October 2007 14:05
		Re: [PATCH 6/7] Remove no longer needed ->equal callback By: davem on Thu, 18 October 2007 02:48
		[PATCH 7/7] Consolidate frag queues freeing By: Pavel Emelianov on Tue, 16 October 2007 14:07
		Re: [PATCH 7/7] Consolidate frag queues freeing By: davem on Thu, 18 October 2007 02:48

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