From: Eric Dumazet <eric.dumazet@gmail.com>
To: Eliezer Tamir <eliezer.tamir@linux.intel.com>
Cc: David Miller <davem@davemloft.net>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
Jesse Brandeburg <jesse.brandeburg@intel.com>,
Don Skidmore <donald.c.skidmore@intel.com>,
e1000-devel@lists.sourceforge.net,
Willem de Bruijn <willemb@google.com>,
Ben Hutchings <bhutchings@solarflare.com>,
Andi Kleen <andi@firstfloor.org>, HPA <hpa@zytor.com>,
Eilon Greenstien <eilong@broadcom.com>,
Or Gerlitz <or.gerlitz@gmail.com>,
Alex Rosenbaum <alexr@mellanox.com>,
Eliezer Tamir <eliezer@tamir.org.il>
Subject: Re: [PATCH v8 net-next 3/7] udp: add low latency socket poll support
Date: Mon, 03 Jun 2013 06:08:53 -0700 [thread overview]
Message-ID: <1370264933.24311.130.camel@edumazet-glaptop> (raw)
In-Reply-To: <20130603080138.18273.40991.stgit@ladj378.jer.intel.com>
On Mon, 2013-06-03 at 11:01 +0300, Eliezer Tamir wrote:
> Add upport for busy-polling on UDP sockets.
> In __udp[46]_lib_rcv add a call to sk_mark_ll() to copy the napi_id
> from the skb into the sk.
> This is done at the earliest possible moment, right after we identify
> which socket this skb is for.
> In __skb_recv_datagram When there is no data and the user
> tries to read we busy poll.
>
> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
> Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
> Tested-by: Willem de Bruijn <willemb@google.com>
> Signed-off-by: Eliezer Tamir <eliezer.tamir@linux.intel.com>
> ---
Reviewed-by: Eric Dumazet <edumazet@google.com>
next prev parent reply other threads:[~2013-06-03 13:08 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-03 8:01 [PATCH v8 net-next 0/7] net: low latency Ethernet device polling Eliezer Tamir
2013-06-03 8:01 ` [PATCH v8 net-next 1/7] net: add napi_id and hash Eliezer Tamir
2013-06-03 12:58 ` Eric Dumazet
2013-06-03 8:01 ` [PATCH v8 net-next 2/7] net: add low latency socket poll Eliezer Tamir
2013-06-03 12:22 ` Amir Vadai
2013-06-03 13:05 ` Eric Dumazet
2013-06-03 13:53 ` Eliezer Tamir
2013-06-03 8:01 ` [PATCH v8 net-next 3/7] udp: add low latency socket poll support Eliezer Tamir
2013-06-03 13:08 ` Eric Dumazet [this message]
2013-06-03 8:01 ` [PATCH v8 net-next 4/7] tcp: " Eliezer Tamir
2013-06-03 13:09 ` Eric Dumazet
2013-06-03 8:02 ` [PATCH v8 net-next 5/7] net: simple poll/select low latency socket poll Eliezer Tamir
2013-06-03 13:15 ` Eric Dumazet
2013-06-03 13:59 ` Eliezer Tamir
2013-06-04 8:52 ` Eliezer Tamir
2013-06-03 8:02 ` [PATCH v8 net-next 6/7] ixgbe: add support for ndo_ll_poll Eliezer Tamir
2013-06-05 8:50 ` Cong Wang
2013-06-03 8:02 ` [PATCH v8 net-next 7/7] ixgbe: add extra stats " Eliezer Tamir
2013-06-03 11:23 ` [PATCH v8 net-next 0/7] net: low latency Ethernet device polling Amir Vadai
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