Re: [PATCH 1/1] af_packet: don't enable timestamps in mmap'ed sockets

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Hi Unai.

On Thu, Aug 09, 2007 at 08:44:21PM +0200, Unai Uribarri ([email protected]) wrote:
> There is another option:
> 
> 1. Move timestampt activation to packet_set_ring(), so it's activated
> only once at setup instead of every time a packet arrives.

Does this break existing systems which expects timestamp be turned on
always if there are packet sockets.

> 2. Fix sock_setsockopt() so setting SO_TIMESTAMP to 0 effectively
> disables timestamp.

This breaks compatibility. Add new socket option, which will really
disable it and do all your logic, but not breaking existing
applications.

-- 
	Evgeniy Polyakov
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