lkml.org 
[lkml]   [2020]   [Apr]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH net-next] net: bcmgenet: suppress warnings on failed Rx SKB allocations
From
From: Doug Berger <opendmb@gmail.com>
Date: Thu, 23 Apr 2020 16:02:11 -0700

> The driver is designed to drop Rx packets and reclaim the buffers
> when an allocation fails, and the network interface needs to safely
> handle this packet loss. Therefore, an allocation failure of Rx
> SKBs is relatively benign.
>
> However, the output of the warning message occurs with a high
> scheduling priority that can cause excessive jitter/latency for
> other high priority processing.
>
> This commit suppresses the warning messages to prevent scheduling
> problems while retaining the failure count in the statistics of
> the network interface.
>
> Signed-off-by: Doug Berger <opendmb@gmail.com>

Applied.

\
 
 \ /
  Last update: 2020-04-25 01:50    [W:0.068 / U:0.164 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site