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From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
To: David Miller <davem@davemloft.net>
Cc: neerav.parikh@intel.com, netdev@vger.kernel.org,
	gospo@redhat.com, sassmann@redhat.com
Subject: Re: [net-next 02/14] i40e: Allow disabling of DCB via debugfs
Date: Thu, 05 Jun 2014 01:05:53 -0700	[thread overview]
Message-ID: <1401955553.19767.186.camel@jtkirshe-mobl> (raw)
In-Reply-To: <20140605.005632.2052466271313574330.davem@davemloft.net>

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On Thu, 2014-06-05 at 00:56 -0700, David Miller wrote:
> From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
> Date: Thu,  5 Jun 2014 00:49:15 -0700
> 
> > From: Neerav Parikh <neerav.parikh@intel.com>
> > 
> > Diagnostic and traffic generator tests fail when DCB is enabled.
> > This is due to the fact that when DCB is enabled the Tx packets
> > from the adapter are VLAN tagged and these tests are not expecting
> > an extra tag in the packets.
> > 
> > So, allow disabling of the DCB flag via debugfs so that these tests
> > can proceed.
> > 
> > New debugfs commands
> > "dcb off" -- Disable DCB tagging; only works when in single TC mode
> > "dcb on" -- Re-enable DCB tagging
> > 
> > Change-ID: I14cc894e1cbf8a3b8ecfba4a3886f9861e7678ed
> > Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
> > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
> 
> Please define a portable, generic, interface for this that other
> drivers can make use of.
> 
> And in the future, generally speaking, please stop plopping every
> diagnostic knob you come up with into debugfs by default.
> 
> Thank you.

Sorry about that Dave, I should have gone with my gut feeling and
dropped this patch to begin with.  I even debated over it before sending
the series out.  I am just going to drop the patch from the series since
it will take Neerav time to define the generic interface.


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  reply	other threads:[~2014-06-05  8:05 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-05  7:49 [net-next 00/14][pull request] Intel Wired LAN Driver Updates 2014-06-05 Jeff Kirsher
2014-06-05  7:49 ` [net-next 01/14] i40e: don't use OR to check a value Jeff Kirsher
2014-06-05  7:49 ` [net-next 02/14] i40e: Allow disabling of DCB via debugfs Jeff Kirsher
2014-06-05  7:56   ` David Miller
2014-06-05  8:05     ` Jeff Kirsher [this message]
2014-06-05  7:49 ` [net-next 03/14] i40e: Rework register diagnostic Jeff Kirsher
2014-06-05  7:49 ` [net-next 04/14] i40e: remove check for large buffer Jeff Kirsher
2014-06-05  7:49 ` [net-next 05/14] i40e/i40evf: remove unused RX_LRO define Jeff Kirsher
2014-06-05  7:49 ` [net-next 06/14] i40e: clamp jumbo frame size Jeff Kirsher
2014-06-05  8:17   ` David Laight
2014-06-05  7:49 ` [net-next 07/14] i40evf: set descriptor multiple to 32 Jeff Kirsher
2014-06-05  7:49 ` [net-next 08/14] i40evf: fix crash when changing ring sizes Jeff Kirsher
2014-06-05  7:49 ` [net-next 09/14] i40e: notify VF of all types of resets Jeff Kirsher
2014-06-05  7:49 ` [net-next 10/14] i40e/i40evf: VEB structure added, GTIME macro update Jeff Kirsher
2014-06-05  7:49 ` [net-next 11/14] i40e: refactor send version Jeff Kirsher
2014-06-05  7:49 ` [net-next 12/14] i40e: refactor stats collection Jeff Kirsher
2014-06-05  7:49 ` [net-next 13/14] i40e/i40evf: remove rx_errors and rx_missed Jeff Kirsher
2014-06-05  7:49 ` [net-next 14/14] i40e: add missing VSI statistics Jeff Kirsher

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