Re: [RFC PATCH net-next 0/3] sctp: add GSO support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> On 28 Jan 2016, at 14:51, David Laight <David.Laight@xxxxxxxxxx> wrote:
> 
> From: Marcelo Ricardo Leitner
>> Sent: 27 January 2016 17:07
>> This patchset is merely a RFC for the moment. There are some
>> controversial points that I'd like to discuss before actually proposing
>> the patches.
> 
> You also need to look at how a 'user' can actually get SCTP to
> merge data chunks in the first place.
> 
> With Nagle disabled (and it probably has to be since the data flow
> is unlikely to be 'command-response' or 'unidirectional bulk')
> it is currently almost impossible to get more than one chunk
> into an ethernet frame.
> 
> Support for MSG_MORE would help.
What about adding support for the explicit EOR mode as specified in
https://tools.ietf.org/html/rfc6458#section-8.1.26

Best regards
Michael
> 
> Given the current implementation you can get almost the required
> behaviour by turning nagle off and on repeatedly.
> 
> I did wonder whether the queued data could actually be picked up
> be a Heartbeat chunk that is probing a different remote address
> (which would be bad news).
> 
> 	David
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-sctp" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

--
To unsubscribe from this list: send the line "unsubscribe linux-sctp" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Networking Development]     [Linux OMAP]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux