From: Mugunthan V N <mugunthanvnm@ti.com>
To: Pantelis Antoniou <panto@antoniou-consulting.com>
Cc: Richard Cochran <richardcochran@gmail.com>,
Matt Porter <mporter@ti.com>, Chase Maupin <chase.maupin@ti.com>,
Jason Kridner <jdk@ti.com>, Tony Lindgren <tony@atomide.com>,
linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cpsw: Fix interrupt storm among other things
Date: Tue, 29 Jan 2013 17:15:20 +0530 [thread overview]
Message-ID: <5107B650.5090901@ti.com> (raw)
In-Reply-To: <1359378668-26536-1-git-send-email-panto@antoniou-consulting.com>
On 1/28/2013 6:41 PM, Pantelis Antoniou wrote:
> Fix interrupt storm on bone A4 cause by non-by-the-book interrupt handling.
> While at it, added a non-NAPI mode (which is easier to debug), plus
> some general fixes.
>
> Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
> ---
> Documentation/devicetree/bindings/net/cpsw.txt | 1 +
> drivers/net/ethernet/ti/cpsw.c | 222 +++++++++++++++++++++----
> drivers/net/ethernet/ti/davinci_cpdma.c | 4 +-
> drivers/net/ethernet/ti/davinci_cpdma.h | 2 +-
> include/linux/platform_data/cpsw.h | 1 +
> 5 files changed, 194 insertions(+), 36 deletions(-)
I have tested CPSW on AM335x EVM 1.5A with flood ping and i am not
seeing any interrupt storm.
Can you provide more details on how to reproduce the issue.
Regards
Mugunthan V N
WARNING: multiple messages have this Message-ID (diff)
From: Mugunthan V N <mugunthanvnm@ti.com>
To: Pantelis Antoniou <panto@antoniou-consulting.com>
Cc: Richard Cochran <richardcochran@gmail.com>,
Matt Porter <mporter@ti.com>, Chase Maupin <chase.maupin@ti.com>,
Jason Kridner <jdk@ti.com>, Tony Lindgren <tony@atomide.com>,
<linux-omap@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] cpsw: Fix interrupt storm among other things
Date: Tue, 29 Jan 2013 17:15:20 +0530 [thread overview]
Message-ID: <5107B650.5090901@ti.com> (raw)
In-Reply-To: <1359378668-26536-1-git-send-email-panto@antoniou-consulting.com>
On 1/28/2013 6:41 PM, Pantelis Antoniou wrote:
> Fix interrupt storm on bone A4 cause by non-by-the-book interrupt handling.
> While at it, added a non-NAPI mode (which is easier to debug), plus
> some general fixes.
>
> Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
> ---
> Documentation/devicetree/bindings/net/cpsw.txt | 1 +
> drivers/net/ethernet/ti/cpsw.c | 222 +++++++++++++++++++++----
> drivers/net/ethernet/ti/davinci_cpdma.c | 4 +-
> drivers/net/ethernet/ti/davinci_cpdma.h | 2 +-
> include/linux/platform_data/cpsw.h | 1 +
> 5 files changed, 194 insertions(+), 36 deletions(-)
I have tested CPSW on AM335x EVM 1.5A with flood ping and i am not
seeing any interrupt storm.
Can you provide more details on how to reproduce the issue.
Regards
Mugunthan V N
next prev parent reply other threads:[~2013-01-29 11:46 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-28 13:11 [PATCH] cpsw: Fix interrupt storm among other things Pantelis Antoniou
2013-01-28 18:24 ` Richard Cochran
2013-01-28 18:40 ` Pantelis Antoniou
2013-01-28 19:49 ` Richard Cochran
2013-01-28 19:56 ` Richard Cochran
2013-01-28 18:27 ` Richard Cochran
2013-01-28 21:14 ` Peter Korsgaard
2013-01-30 8:34 ` Pantelis Antoniou
2013-01-29 11:45 ` Mugunthan V N [this message]
2013-01-29 11:45 ` Mugunthan V N
2013-01-30 8:36 ` Pantelis Antoniou
2013-01-30 8:36 ` Pantelis Antoniou
2013-01-30 9:03 ` Mugunthan V N
2013-01-30 9:03 ` Mugunthan V N
2013-01-30 9:36 ` Pantelis Antoniou
2013-01-30 9:36 ` Pantelis Antoniou
2013-01-30 10:55 ` Mugunthan V N
2013-01-30 10:55 ` Mugunthan V N
2013-01-30 11:08 ` Pantelis Antoniou
2013-01-30 11:08 ` Pantelis Antoniou
2013-01-30 12:38 ` Bedia, Vaibhav
2013-01-30 12:44 ` Pantelis Antoniou
2013-01-30 13:29 ` Bedia, Vaibhav
2013-01-30 13:37 ` Pantelis Antoniou
2013-01-30 13:47 ` Bedia, Vaibhav
2013-01-30 13:51 ` Pantelis Antoniou
2013-01-30 13:53 ` Mugunthan V N
2013-01-30 13:55 ` Pantelis Antoniou
2013-01-30 14:03 ` Mugunthan V N
2013-01-30 14:03 ` Mugunthan V N
2013-01-30 19:27 ` Mugunthan V N
2013-01-30 19:27 ` Mugunthan V N
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