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From: David Ahern <dsa@cumulusnetworks.com>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH net-next] net: FIB tracepoints
Date: Thu, 27 Aug 2015 22:07:30 -0700	[thread overview]
Message-ID: <55DFEC92.8050700@cumulusnetworks.com> (raw)
In-Reply-To: <20150827.220538.2154843333132928646.davem@davemloft.net>

On 8/27/15 10:05 PM, David Miller wrote:
> From: David Ahern <dsa@cumulusnetworks.com>
> Date: Thu, 27 Aug 2015 21:59:32 -0700
>
>> +		__array(	__u8,	src,	4	)
>> +		__array(	__u8,	dst,	4	)
>   ...
>> +		__array(	__u8,	src,	4	)
>
> Maybe there is something I don't understand about tracing, but why not
> use __u32?  If endianness types are the issue, just force cast it as
> needed.
>
> Using a memcpy() on a 4-byte array is kinda excessive.
>

Silly trick need to use %pI4. ie., printing the addresses as strings vs. 
hex.

  reply	other threads:[~2015-08-28  5:07 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-28  4:59 [PATCH net-next] net: FIB tracepoints David Ahern
2015-08-28  5:05 ` David Miller
2015-08-28  5:07   ` David Ahern [this message]
2015-08-28  5:12     ` David Ahern
2015-08-28  5:17       ` David Miller
2015-08-28  5:32         ` David Ahern
2015-08-28  5:48           ` David Miller
2015-08-28  5:16     ` David Miller
2015-08-28  5:27       ` David Ahern
2015-08-28  5:47         ` David Miller

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