From: David Miller <davem@davemloft.net>
To: eladkan@mellanox.com
Cc: noamca@mellanox.com, linux-kernel@vger.kernel.org,
abrodkin@synopsys.com, netdev@vger.kernel.org
Subject: Re: [PATCH 1/1] net: nps_enet: Disable interrupts before napi reschedule
Date: Sun, 29 May 2016 22:35:42 -0700 (PDT) [thread overview]
Message-ID: <20160529.223542.1386340561946869732.davem@davemloft.net> (raw)
In-Reply-To: <1464264006-26627-1-git-send-email-eladkan@mellanox.com>
From: Elad Kanfi <eladkan@mellanox.com>
Date: Thu, 26 May 2016 15:00:06 +0300
> From: Elad Kanfi <eladkan@mellanox.com>
>
> Since NAPI works by shutting down event interrupts when theres
> work and turning them on when theres none, the net driver must
> make sure that interrupts are disabled when it reschedules polling.
> By calling napi_reschedule, the driver switches to polling mode,
> therefor there should be no interrupt interference.
> Any received packets will be handled in nps_enet_poll by polling the HW
> indication of received packet until all packets are handled.
>
> Signed-off-by: Elad Kanfi <eladkan@mellanox.com>
> Acked-by: Noam Camus <noamca@mellanox.com>
Applied.
next prev parent reply other threads:[~2016-05-30 5:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-26 12:00 [PATCH 1/1] net: nps_enet: Disable interrupts before napi reschedule Elad Kanfi
2016-05-26 17:53 ` Alexey Brodkin
2016-05-27 4:07 ` Vineet Gupta
2016-05-30 5:35 ` David Miller [this message]
2016-06-02 10:13 ` Vineet Gupta
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=20160529.223542.1386340561946869732.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=abrodkin@synopsys.com \
--cc=eladkan@mellanox.com \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=noamca@mellanox.com \
/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).