linux-kernel - Re: [PATCH 2.6.24-rc3-mm1] IPC: make struct ipc_ids static in ipc

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Date:	Fri, 23 Nov 2007 11:02:47 +0300
From:	Pavel Emelyanov <xemul@...nvz.org>
To:	Cedric Le Goater <clg@...ibm.com>,
	Pierre Peiffer <pierre.peiffer@...l.net>
CC:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	containers@...ts.osdl.org
Subject: Re: [PATCH 2.6.24-rc3-mm1] IPC: make struct ipc_ids static in ipc_namespace

Pavel Emelyanov wrote:
> Cedric Le Goater wrote:
>> Pierre Peiffer wrote:

[snip]

>> Pavel, what do you think of it ? 
> 
> Looks sane, good catch, Pierre.
> 
> But I'd find out whether these three ipc_ids intersect any 
> cache-line. In other words I'd mark the struct ipc_ids as
> ____cacheline_aligned and checked for any differences.

BTW! It might be also useful to keep ipc_ids closer to their
sysctl parameters.

>> Acked-by: Cedric Le Goater <clg@...ibm.com>
>>
>> Thanks,
> 
> Thanks,
> Pavel
> 
>> C.

[snip]
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