From: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
To: Feng King <kinwin2008@gmail.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tcp: Fix comments for Nagle algorithm
Date: Mon, 07 Nov 2011 19:54:20 +0530 [thread overview]
Message-ID: <4EB7EA14.7000707@linux.vnet.ibm.com> (raw)
In-Reply-To: <1320503003-5169-1-git-send-email-kinwin2008@gmail.com>
On 11/05/2011 07:53 PM, Feng King wrote:
> TCP_NODELAY is weaker than TCP_CORK, when TCP_CORK was set, small
> segments will always pass Nagle test regardless of TCP_NODELAY option.
>
> Signed-off-by: Feng King <kinwin2008@gmail.com>
>
You have missed adding "---" after the Signed-off-by line.
The tools that are used to extract the patch from the email will look
for that symbol to distinguish things.
[FYI, tools like git or stgit can generate your patches in the right
format automatically for you.]
Thanks,
Srivatsa S. Bhat
> diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
> index 882e0b0..a908f95 100644
> --- a/net/ipv4/tcp_output.c
> +++ b/net/ipv4/tcp_output.c
> @@ -1377,7 +1377,7 @@ static inline int tcp_minshall_check(const struct tcp_sock *tp)
> /* Return 0, if packet can be sent now without violation Nagle's rules:
> * 1. It is full sized.
> * 2. Or it contains FIN. (already checked by caller)
> - * 3. Or TCP_NODELAY was set.
> + * 3. Or TCP_CORK is not set, and TCP_NODELAY is set.
> * 4. Or TCP_CORK is not set, and all sent packets are ACKed.
> * With Minshall's modification: all sent small packets are ACKed.
> */
next prev parent reply other threads:[~2011-11-07 14:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-05 14:23 [PATCH] tcp: Fix comments for Nagle algorithm Feng King
2011-11-07 14:24 ` Srivatsa S. Bhat [this message]
2011-11-08 19:03 ` David Miller
[not found] <CAHp4QVu6jX2wRAvBWgeG_HDN-Q+XgVxCcwNTN4nUL2vd0oLs8A@mail.gmail.com>
2011-11-04 21:36 ` David Miller
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