From: David Miller <davem@davemloft.net>
To: ivan.khoronzhuk@linaro.org
Cc: linux-kernel@vger.kernel.org, mugunthanvnm@ti.com,
grygorii.strashko@ti.com, linux-omap@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: [PATCH] net: ethernet: ti: cpsw: fix rx-usecs interrupt pacing consistency
Date: Fri, 03 Jun 2016 19:35:34 -0400 (EDT) [thread overview]
Message-ID: <20160603.193534.1267260598418078664.davem@davemloft.net> (raw)
In-Reply-To: <1464873292-17011-1-git-send-email-ivan.khoronzhuk@linaro.org>
From: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Date: Thu, 2 Jun 2016 16:14:52 +0300
> The rx-usecs shouldn't be changed while interface down/up.
> Currently, for instance, if it's set to 100us, after interface
> down/up it's 500us. It's a hidden bug that can lead to lavish
> interrupt pacing time increasing while "down/up" up to max value.
>
> Steps to reproduce:
> - set rx-usecs to be 100us
> - down/up interface
> - read new unexpected rx-usecs
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Applied.
prev parent reply other threads:[~2016-06-03 23:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-02 13:14 [PATCH] net: ethernet: ti: cpsw: fix rx-usecs interrupt pacing consistency Ivan Khoronzhuk
2016-06-02 13:30 ` Ivan Khoronzhuk
2016-06-03 16:47 ` Grygorii Strashko
2016-06-03 23:35 ` David Miller [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160603.193534.1267260598418078664.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=grygorii.strashko@ti.com \
--cc=ivan.khoronzhuk@linaro.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-omap@vger.kernel.org \
--cc=mugunthanvnm@ti.com \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).