Re: [PATCH v3.5 10/19] mac8011: slight optimization of addr compare
From: Ding Tianhong
Date: Mon Jan 06 2014 - 22:41:50 EST
On 2014/1/6 23:11, Johannes Berg wrote:
> On Thu, 2013-12-26 at 19:40 +0800, Ding Tianhong wrote:
>> Use the possibly more efficient ether_addr_equal
>> to instead of memcmp.
> This is a slow-path, I don't think that's really worth it. It kinda
> makes sense, but relies on the struct mac_address allocation for
> alignment and the fact that there are no other members in that struct,
> so it seems to me that this ought to also add some alignment attributes?
Yes, I had to say that it is really a slight optimization.And I am sure the address in the struct
is alignment, otherwise I have to use the ether_addr_equal_unaligned().
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