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From: Yan Freedland <YanF@Radware.com>
To: Ouyang Changchun <changchun.ouyang@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2] virtio: Update max RX packet length
Date: Tue, 28 Oct 2014 14:38:07 +0000	[thread overview]
Message-ID: <CEFFBC011B3590479939EA0B9311D21526916D4B@ILMB1.corp.radware.com> (raw)
In-Reply-To: <1413171972-3809-1-git-send-email-changchun.ouyang@intel.com>

Currently I have an issue in a pass-thorugh mode. I am running in multi process (2 processes) via ixgbe_rxtx. When running with a single process I have a perfect traffic while with 2 processes I have no traffic at all. 
Perhaps there is a special configuration for that, can you please assist ?

Thanks
Yan

-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Ouyang Changchun
Sent: Monday, October 13, 2014 6:46 AM
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v2] virtio: Update max RX packet length

Update max RX packet length since virtio PMD has the capability of receiving and transmitting jumbo frame.

This following patch provides the above capability:
[dpdk-dev,v3] virtio: Support mergeable buffer in virtio pmd
  Submitter Ouyang Changchun
  Date Aug. 14, 2014, 8:54 a.m. 
  Message ID <1408006475-17606-1-git-send-email-changchun.ouyang@intel.com>
  Permalink http://dpdk.org/dev/patchwork/patch/159/

Signed-off-by: Changchun Ouyang <changchun.ouyang@intel.com>
Tested-by: Jingguo Fu <jingguox.fu@intel.com>

---
 lib/librte_pmd_virtio/virtio_ethdev.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_pmd_virtio/virtio_ethdev.h b/lib/librte_pmd_virtio/virtio_ethdev.h
index d2e1eed..1da3c62 100644
--- a/lib/librte_pmd_virtio/virtio_ethdev.h
+++ b/lib/librte_pmd_virtio/virtio_ethdev.h
@@ -53,7 +53,7 @@
 #define VIRTIO_MAX_TX_QUEUES 128
 #define VIRTIO_MAX_MAC_ADDRS 1
 #define VIRTIO_MIN_RX_BUFSIZE 64
-#define VIRTIO_MAX_RX_PKTLEN  1518
+#define VIRTIO_MAX_RX_PKTLEN  9728
 
 /* Features desired/implemented by this driver. */  #define VTNET_FEATURES \
--
1.8.4.2

  parent reply	other threads:[~2014-10-28 14:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-02  4:40 [dpdk-dev] [PATCH] " Ouyang Changchun
2014-10-13  3:46 ` [dpdk-dev] [PATCH v2] " Ouyang Changchun
2014-10-15 14:21   ` Thomas Monjalon
2014-10-28 14:38   ` Yan Freedland [this message]
2014-10-28 14:48     ` Thomas Monjalon
2014-10-28 16:26       ` Yan Freedland

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