| commit | 730b3ab54af4f816cdf541a23c879c9379a480db | [log] [tgz] |
|---|---|---|
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | Mon May 15 17:55:23 2017 -0700 |
| committer | David S. Miller <davem@davemloft.net> | Tue May 16 12:59:04 2017 -0400 |
| tree | d82997a70b766e41ee5a61be0eda23d1d0a905db | |
| parent | 4aa3b7660aa79bb030aaa887dc16a60e02fa4348 [diff] |
nfp: eliminate an if statement in calculation of completed frames Given that our rings are always a power of 2, we can simplify the calculation of number of completed TX descriptors by using masking instead of if statement based on whether the index have wrapped or not. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Simon Horman <simon.horman@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>