netdev - Re: [PATCH] netlink: smaller nla_attr

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Message-Id: <20161119.221203.37032690566080928.davem@davemloft.net>
Date:   Sat, 19 Nov 2016 22:12:03 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     adobriyan@...il.com
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH] netlink: smaller nla_attr_minlen table

From: Alexey Dobriyan <adobriyan@...il.com>
Date: Sat, 19 Nov 2016 03:59:07 +0300

> Length of a netlink attribute may be u16 but lengths of basic attributes
> are much smaller, so small we can save 16 bytes of .rodata and pocket
> change inside .text.
> 
> 16-bit is worse on x86-64 than 8-bit because of operand size override prefix.
 ...
> Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>

Applied to net-next.