netdev - RE: [RFC V2 PATCH] rtnetlink: Add method to calculate dump info data size

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Message-ID: <43F901BD926A4E43B106BF17856F0755018E1CF4BF@orsmsx508.amr.corp.intel.com>
Date:	Mon, 9 May 2011 21:25:36 -0700
From:	"Rose, Gregory V" <gregory.v.rose@...el.com>
To:	David Miller <davem@...emloft.net>,
	"eric.dumazet@...il.com" <eric.dumazet@...il.com>
CC:	"shemminger@...tta.com" <shemminger@...tta.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"bhutchings@...arflare.com" <bhutchings@...arflare.com>
Subject: RE: [RFC V2 PATCH] rtnetlink: Add method to calculate dump info
 data size

> -----Original Message-----
> From: David Miller [mailto:davem@...emloft.net]
> Sent: Monday, May 09, 2011 8:50 PM
> To: eric.dumazet@...il.com
> Cc: shemminger@...tta.com; Rose, Gregory V; netdev@...r.kernel.org;
> bhutchings@...arflare.com
> Subject: Re: [RFC V2 PATCH] rtnetlink: Add method to calculate dump info
> data size
> 
> From: Eric Dumazet <eric.dumazet@...il.com>
> Date: Tue, 10 May 2011 05:45:27 +0200
> 
> > We only need to maintain a global variable to hold min_dump_alloc
> >
> > [ and only increase this variable when necessary, not bother to decrease
> > it when removing a driver ]
> 
> Agreed, this is probably the best approach.
[Greg Rose] 

OK, let me go back and look at doing it this way.  I was sort of scratching my head about doing that device lookup on every dump, so this is a good suggestion.

Thanks,

- Greg

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