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Date: Sat, 15 Jan 2022 15:18:06 +0100 From: Loic Poulain <loic.poulain@...aro.org> To: Slark Xiao <slark_xiao@....com> Cc: Shujun Wang <wsj20369@....com>, davem@...emloft.net, johannes@...solutions.net, kuba@...nel.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, ryazanov.s.a@...il.com Subject: Re: [PATCH net] net: wwan: Fix MRU mismatch issue which may lead to data connection lost Le sam. 15 janv. 2022 à 03:35, Slark Xiao <slark_xiao@....com> a écrit : > > In pci_generic.c there is a 'mru_default' in struct mhi_pci_dev_info. > This value shall be used for whole mhi if it's given a value for a specific product. > But in function mhi_net_rx_refill_work(), it's still using hard code value MHI_DEFAULT_MRU. > 'mru_default' shall have higher priority than MHI_DEFAULT_MRU. > And after checking, this change could help fix a data connection lost issue. > > Fixes: 5c2c85315948 ("bus: mhi: pci-generic: configurable network interface MRU") > Signed-off-by: Shujun Wang <wsj20369@....com> > Signed-off-by: Slark Xiao <slark_xiao@....com> > --- Reviewed-by: Loic Poulain <loic.poulain@...aro.org>
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