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From: "Tahhan, Maryam" <maryam.tahhan@intel.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v1 1/1] ixgbe: Fix oerrors by setting it to 0
Date: Thu, 30 Jul 2015 09:18:32 +0000	[thread overview]
Message-ID: <1A27633A6DA49C4A92FCD5D4312DBF536A4B1005@IRSMSX109.ger.corp.intel.com> (raw)
In-Reply-To: <2349858.est3WNPp0t@xps13>

> From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
> Sent: Thursday, July 30, 2015 12:20 AM
> To: Tahhan, Maryam
> Cc: dev@dpdk.org; Ananyev, Konstantin
> Subject: Re: [dpdk-dev] [PATCH v1 1/1] ixgbe: Fix oerrors by setting it to 0
> 
> > > Fix afebc86be1346136125af8026dc215f81c202c50. oerrors was txdgpc -
> > > hw_stats->gptc, txdgpc is the number of packets DMA'ed by the host
> > > and was being reset on every call to read stats so it could be < gptc.
> > > Because we currently have no way to add txdgpc to struct hw_stats so
> > > that we can maintain a persistent value per port oerrors has now
> > > been set to 0. References to txdgpc is now removed as we don't use
> > > it. This patch also removes rxnfgpc as it's not used anywhere.
> > >
> > > Signed-off-by: Maryam Tahhan <maryam.tahhan@intel.com>
> > Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
> 
> Applied, thanks
> 
> It's a bit sad.
> Is it a consequence of forbidding updates in the base driver?

Yes, that's exactly it.

In the meantime I'm going to look at/investigate another way to allow us to maintain additional (anything not in struct hw_stats) per port stats/registers in addition to the base driver. 

All the best
Maryam

      reply	other threads:[~2015-07-30  9:18 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-28 15:38 Maryam Tahhan
2015-07-29  2:19 ` Lu, Wenzhuo
2015-07-29  8:48 ` Ananyev, Konstantin
2015-07-29 23:19   ` Thomas Monjalon
2015-07-30  9:18     ` Tahhan, Maryam [this message]

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