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Date: Fri, 16 Jan 2015 19:41:59 +0000 From: "Vick, Matthew" <matthew.vick@...el.com> To: Xander Huff <xander.huff@...com>, "Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>, "Brandeburg, Jesse" <jesse.brandeburg@...el.com>, "Allan, Bruce W" <bruce.w.allan@...el.com>, "Wyborny, Carolyn" <carolyn.wyborny@...el.com>, "Skidmore, Donald C" <donald.c.skidmore@...el.com>, "Rose, Gregory V" <gregory.v.rose@...el.com>, "Ronciak, John" <john.ronciak@...el.com>, "Williams, Mitch A" <mitch.a.williams@...el.com> CC: Linux NICS <Linux-nics@...tope.jf.intel.com>, "e1000-devel@...ts.sourceforge.net" <e1000-devel@...ts.sourceforge.net>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "jeff.westfahl@...com" <jeff.westfahl@...com>, "Fujinaka, Todd" <todd.fujinaka@...el.com> Subject: Re: [PATCH RESEND] igb: Reset TXPBSIZE to default value On 1/16/15, 10:59 AM, "Xander Huff" <xander.huff@...com> wrote: >From: Jeff Westfahl <jeff.westfahl@...com> > >The TXPBSIZE register of the i210 resets to its default value only >at power-on. It doesn't reset if you reboot the system, only if you >pull power. If something (another driver, another OS, etc.) modifies >this register from its default value, the igb driver doesn't function >correctly. It detects a hang of the transmitter and continuously resets >the adapter. Here we set this value to its default when resetting the >i210 to resolve this issue. This should have already been resolved last May in commit 27dff8b2f680ce966b5d959be9d69dd0edd92e3b ("igb: add defaults for i210 TX/RX PBSIZE"). Are you running the latest upstream kernel? Cheers, Matthew -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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