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Miller" , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Jon Hunter Date: Jul/23/2019, 11:01:24 (UTC+00:00) > This appears to be a winner and by disabling the SMMU for the ethernet > controller and reverting commit 954a03be033c7cef80ddc232e7cbdb17df735663 > this worked! So yes appears to be related to the SMMU being enabled. We > had to enable the SMMU for ethernet recently due to commit > 954a03be033c7cef80ddc232e7cbdb17df735663. Finally :) However, from "git show 954a03be033c7cef80ddc232e7cbdb17df735663": + There are few reasons to allow unmatched stream bypass, and + even fewer good ones. If saying YES here breaks your board + you should work on fixing your board. So, how can we fix this ? Is your ethernet DT node marked as "dma-coherent;" ? --- Thanks, Jose Miguel Abreu _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel