[lkml]   [2020]   [Sep]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH net-next] net: ethernet: mlx4: Avoid assigning a value to ring_cons but not used it anymore in mlx4_en_xmit()

On 9/14/2020 11:02 PM, Jakub Kicinski wrote:
> On Sun, 13 Sep 2020 13:12:05 +0300 Tariq Toukan wrote:
>> 2. When MLX4_EN_PERF_STAT is not defined, we should totally remove the
>> local variable declaration, not only its usage.
> I was actually wondering about this when working on the pause stat
> patch. Where is MLX4_EN_PERF_STAT ever defined?
> $ git grep MLX4_EN_PERF_STAT
> drivers/net/ethernet/mellanox/mlx4/mlx4_en.h:#ifdef MLX4_EN_PERF_STAT
> drivers/net/ethernet/mellanox/mlx4/mlx4_en.h:#endif /* MLX4_EN_PERF_STAT */
> drivers/net/ethernet/mellanox/mlx4/mlx4_stats.h:#ifdef MLX4_EN_PERF_STAT

Good point.

This was introduced long ago, since day 1 of mlx4 driver.
I believe it had off-tree usage back then, not sure though...

Anyway, I don't find it useful anymore.
Should be removed. I'll prepare a cleanup patch for net-next.


 \ /
  Last update: 2020-09-15 14:11    [W:0.053 / U:1.824 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site