netdev - Re: [RFC PATCH] llc: convert the socket list to RCU locking (was Re: [PATCH 3/4] llc: use a device based hash table to speed up multicast delivery)

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Message-ID: <4B1EC47B.9040305@gmail.com>
Date:	Tue, 08 Dec 2009 22:26:19 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Octavian Purdila <opurdila@...acom.com>
CC:	netdev@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: [RFC PATCH] llc: convert the socket list to RCU locking (was
 Re: [PATCH 3/4] llc: use a device based hash table to speed up multicast
 delivery)

Octavian Purdila a écrit :
>>
> 
> OK, here is my first try at llc RCU-fication. 

Nice work !

> 
> One doubt before pasting the code: In slab.h comment and in udp.c I see the lookup is restarted if an improper object is returned. Is that really required?
> 


Its needed only if you convert to a hash table (more than one chain),
and I guess you definitly want a fanout of your XXXX items ?

Check Documentation/RCU/rculist_nulls.txt for details :)

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