RE: [Intel-wired-lan] [PATCH net-next v3 1/2] e1000e: factor out systim sanitization

From: Brown, Aaron F
Date: Thu Aug 04 2016 - 15:30:54 EST


> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@xxxxxxxxxxxxxxxx] On
> Behalf Of Jarod Wilson
> Sent: Tuesday, July 26, 2016 11:26 AM
> To: linux-kernel@xxxxxxxxxxxxxxx
> Cc: netdev@xxxxxxxxxxxxxxx; intel-wired-lan@xxxxxxxxxxxxxxxx
> Subject: [Intel-wired-lan] [PATCH net-next v3 1/2] e1000e: factor out systim
> sanitization
>
> This is prepatory work for an expanding list of adapter families that have
> occasional ~10 hour clock jumps when being used for PTP. Factor out the
> sanitization function and convert to using a feature (bug) flag, per
> suggestion from Jesse Brandeburg.
>
> Littering functional code with device-specific checks is much messier than
> simply checking a flag, and having device-specific init set flags as needed.
> There are probably a number of other cases in the e1000e code that
> could/should be converted similarly.
>
> Suggested-by: Jesse Brandeburg <jesse.brandeburg@xxxxxxxxx>
> CC: Jesse Brandeburg <jesse.brandeburg@xxxxxxxxx>
> CC: Jeff Kirsher <jeffrey.t.kirsher@xxxxxxxxx>
> CC: intel-wired-lan@xxxxxxxxxxxxxxxx
> CC: netdev@xxxxxxxxxxxxxxx
> Signed-off-by: Jarod Wilson <jarod@xxxxxxxxxx>
> ---
> drivers/net/ethernet/intel/e1000e/82571.c | 6 ++-
> drivers/net/ethernet/intel/e1000e/e1000.h | 1 +
> drivers/net/ethernet/intel/e1000e/netdev.c | 66 ++++++++++++++++++-------
> -----
> 3 files changed, 44 insertions(+), 29 deletions(-)

Tested-by: Aaron Brown <aaron.f.brown@xxxxxxxxx>