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From: Bruce Richardson <bruce.richardson@intel.com>
To: "Pattan, Reshma" <reshma.pattan@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2] ixgbe: fix multi-process support
Date: Thu, 11 Dec 2014 17:07:21 +0000
Message-ID: <20141211170720.GA11672@bricha3-MOBL3> (raw)
In-Reply-To: <3AEA2BF9852C6F48A459DA490692831FE4C138@IRSMSX109.ger.corp.intel.com>

On Thu, Dec 11, 2014 at 04:58:42PM +0000, Pattan, Reshma wrote:
> 
> 
> > -----Original Message-----
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Bruce Richardson
> > Sent: Friday, December 5, 2014 1:46 PM
> > To: dev@dpdk.org
> > Subject: [dpdk-dev] [PATCH v2] ixgbe: fix multi-process support
> > 
> > When using multiple processes, the TX function used in all processes should be
> > the same, otherwise the secondary processes cannot transmit more than tx-
> > ring-size - 1 packets.
> > To achieve this, we extract out the code to select the ixgbe TX function to be
> > used into a separate function inside the ixgbe driver, and call that from a
> > secondary process when it is attaching to an already-configured NIC.
> > 
> > Testing with symmetric MP app shows that we are able to RX and TX from both
> > primary and secondary processes once this patch is applied.
> > 
> > Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> > 
> > ----
> > V2 Changes:
> > * Moved check for primary/secondary process into set_tx_function instead
> >   of ixgbe_txq_vec_setup, which reduces scope of diff.
> > * Added/cleaned up some code comments for this change
> > ---
> Acked-by: Reshma Pattan<reshma.pattan@intel.com>
> With comment " checkpatch shows whitespace errors which got copied from old code"

Thomas, can you fix the whitespace problems when you apply, or do you want a V3?

/Bruce

  reply	other threads:[~2014-12-11 17:08 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-04 11:47 [dpdk-dev] [PATCH] " Bruce Richardson
2014-12-05  8:52 ` Qiu, Michael
2014-12-05 13:46   ` [dpdk-dev] [PATCH v2] " Bruce Richardson
2014-12-10 13:56     ` Thomas Monjalon
2014-12-11 16:58     ` Pattan, Reshma
2014-12-11 17:07       ` Bruce Richardson [this message]
2014-12-17  0:02         ` Thomas Monjalon

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