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Message-ID: <5107B650.5090901@ti.com> Date: Tue, 29 Jan 2013 17:15:20 +0530 From: Mugunthan V N <mugunthanvnm@...com> To: Pantelis Antoniou <panto@...oniou-consulting.com> CC: Richard Cochran <richardcochran@...il.com>, Matt Porter <mporter@...com>, Chase Maupin <chase.maupin@...com>, Jason Kridner <jdk@...com>, Tony Lindgren <tony@...mide.com>, <linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] cpsw: Fix interrupt storm among other things 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@...oniou-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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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