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Date: Tue, 27 Dec 2011 14:07:47 -0500 (EST) From: David Miller <davem@...emloft.net> To: festevam@...il.com Cc: netdev@...r.kernel.org, shawn.guo@...escale.com, kernel@...gutronix.de, rogerio.pimentel@...escale.com, fabio.estevam@...escale.com Subject: Re: [PATCH v2] net: fec: Adjust ENET MDIO timeouts From: Fabio Estevam <festevam@...il.com> Date: Tue, 27 Dec 2011 16:53:41 -0200 > On extensive NFS boots on a mx6qsabrelite board it was noted that "FEC: MDIO read timeout" were occuring, > which caused failure on loading the FEC driver. > > The original FEC_MII_TIMEOUT was set to 1 ms, which is too low when passed to the usecs_to_jiffies macro. > > On ARM one jiffy is 10ms, so use a timeout of 30ms, which corresponds to 3 jiffies. > > After running extensive NFS boots, the MDIO timeouts do not occur anymore with this change. > > Signed-off-by: Rogerio Pimentel <rogerio.pimentel@...escale.com> > Signed-off-by: Fabio Estevam <fabio.estevam@...escale.com> Applied, thanks. -- 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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