[Intel-wired-lan] [PATCH next S35 v3 7/9] i40e/i40evf: Remove unused hardware receive descriptor code
Bowers, AndrewX
andrewx.bowers at intel.com
Tue Apr 19 22:12:14 UTC 2016
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces at lists.osuosl.org] On
> Behalf Of Jesse Brandeburg
> Sent: Monday, April 18, 2016 11:34 AM
> To: intel-wired-lan at lists.osuosl.org
> Subject: [Intel-wired-lan] [PATCH next S35 v3 7/9] i40e/i40evf: Remove
> unused hardware receive descriptor code
>
> The hardware supports a 16 byte descriptor for receive, but the driver was
> never using it in production. There was no performance benefit to the real
> driver of 16 byte descriptors, so drop a whole lot of complexity while getting
> rid of the code.
>
> Also since the previous patch made us use no-split mode all the time, drop
> any support in the driver for any other value in dtype and assume it is always
> zero (aka no-split).
>
> Hooray for code removal!
>
> Signed-off-by: Jesse Brandeburg <jesse.brandeburg at intel.com>
> Change-ID: I2257e902e4dad84a07b94db6d2e6f4ce69b27bc0
> ---
> drivers/net/ethernet/intel/i40e/i40e.h | 7 +------
> drivers/net/ethernet/intel/i40e/i40e_debugfs.c | 16 +---------------
> drivers/net/ethernet/intel/i40e/i40e_main.c | 18 +++++-------------
> drivers/net/ethernet/intel/i40e/i40e_txrx.h | 24 ++++++++++--------------
> drivers/net/ethernet/intel/i40evf/i40e_txrx.h | 24 ++++++++++--------------
> 5 files changed, 27 insertions(+), 62 deletions(-)
Tested-by: Andrew Bowers <andrewx.bowers at intel.com>
Changes present in code, traffic passes normally
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