From: Cong Wang <amwang@redhat.com>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Yuchung Cheng <ycheng@google.com>,
Neal Cardwell <ncardwell@google.com>
Subject: Re: [Patch net-next] tcp_metrics: rearrange fields to avoid holes
Date: Wed, 31 Jul 2013 11:13:22 +0800 [thread overview]
Message-ID: <1375240402.22980.5.camel@cr0> (raw)
In-Reply-To: <1375240090.10515.53.camel@edumazet-glaptop>
On Tue, 2013-07-30 at 20:08 -0700, Eric Dumazet wrote:
>
> Oh well, this patch is pure noise...
>
>
Mind to be specific?
I know saving 8 bytes is not interesting for you, but it is for me,
since I need some room in struct tcp_metrics_block for union inet_addr.
With this patch, I don't have to make struct tcp_metrics_block expand to
3 cachelines. :)
next prev parent reply other threads:[~2013-07-31 3:13 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-31 2:48 [Patch net-next] tcp_metrics: rearrange fields to avoid holes Cong Wang
2013-07-31 3:08 ` Eric Dumazet
2013-07-31 3:13 ` Cong Wang [this message]
2013-07-31 3:24 ` Eric Dumazet
2013-07-31 3:35 ` Joe Perches
2013-07-31 3:40 ` Cong Wang
2013-07-31 3:37 ` Cong Wang
2013-07-31 3:57 ` Eric Dumazet
2013-07-31 6:26 ` David Miller
2013-08-01 2:48 ` Cong Wang
2013-08-01 7:15 ` David Miller
2013-08-01 8:13 ` Cong Wang
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