Messages in this thread | | | Subject | Re: 5.4 Regression in r8169 with jumbo frames - packet loss/delays | From | Heiner Kallweit <> | Date | Sun, 1 Dec 2019 10:26:58 +0100 |
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On 01.12.2019 09:57, Alan J. Wylie wrote: > at 22:37 on Sat 30-Nov-2019 Heiner Kallweit (hkallweit1@gmail.com) wrote: > >> Thanks for the report. A jumbo fix for one chip version may have >> revealed an issue with another chip version. Could you please try >> the following? >> I checked the vendor driver r8168 and there's no special sequence >> to configure jumbo mode. >> >> What would be interesting: >> Do you set the (jumbo) MTU before bringing the device up? >> >> diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c >> index 0b47db2ff..38d212686 100644 >> --- a/drivers/net/ethernet/realtek/r8169_main.c >> +++ b/drivers/net/ethernet/realtek/r8169_main.c >> @@ -3873,7 +3873,7 @@ static void rtl_hw_jumbo_enable(struct rtl8169_private *tp) >> case RTL_GIGA_MAC_VER_27 ... RTL_GIGA_MAC_VER_28: >> r8168dp_hw_jumbo_enable(tp); >> break; >> - case RTL_GIGA_MAC_VER_31 ... RTL_GIGA_MAC_VER_34: >> + case RTL_GIGA_MAC_VER_31 ... RTL_GIGA_MAC_VER_33: >> r8168e_hw_jumbo_enable(tp); >> break; >> default: >> -- >> 2.24.0 > > That patch fixes the issue for me. > Great, thanks for the feedback!
> Thanks > > Alan > Heineer
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