[Intel-wired-lan] [PATCH 0/2 net-next v2] Bring sizeof(net_device) down to < 2K bytes

David Miller davem at davemloft.net
Mon Apr 13 17:15:31 UTC 2015


From: Thomas Graf <tgraf at suug.ch>
Date: Fri, 10 Apr 2015 15:52:36 +0200

> The size of struct net_device crossed the 2K boundary a while ago which
> is a waste in combination with many net namespaces. This series brings
> the size of struct net_device down to well below 2K in total size with
> a typical configuration. Some reserves a several holes leave room for
> further expansion.
> 
> Before:
> /* size: 2176, cachelines: 34, members: 121 */
> 
> After:
> /* size: 1984, cachelines: 31, members: 120 */

Series applied, thanks Thomas


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