Re: [PATCH 1/6] [DCCP]: Reuse ktime_get_real() calls again

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

 



From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxxxxxxx>
Date: Sat, 22 Sep 2007 18:09:17 -0300

> This patch reduces the number of timestamps taken in the receive path
> for each packet.
> 
> The ccid3_hc_tx_update_x() routine is called in
>  * the receive path for each CCID3-controlled packet
>  * for the nofeedback timer (if no feedback arrives during 4 RTT)
> 
> Currently, when there is no loss, each packet gets timestamped twice.
> The patch resolves this by recycling the first timestamp taken on packet
> reception for RTT sampling.
> 
> When the no_feedback_timer() is called, then the timestamp argument is
> simply set to NULL - so that ccid3_hc_tx_update_x() takes care of the logic.
> 
> Signed-off-by: Gerrit Renker <gerrit@xxxxxxxxxxxxxx>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxxxxxxx>

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

[Index of Archives]     [Linux Kernel]     [IETF DCCP]     [Linux Networking]     [Git]     [Security]     [Linux Assembly]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]

  Powered by Linux