> -----Original Message----- > From: Hrvoje Habjanić [mailto:[email protected]] > Sent: Saturday, June 07, 2014 3:00 AM > To: [email protected] > Subject: Re: [E1000-devel] [PATCH] Packet drops/loss with 82579LM - fixed > > On 06.06.2013 09:57, Hrvoje Habjanić wrote: > > On 06.06.2013 02:02, Allan, Bruce W wrote: > >>> -----Original Message----- > >>> From: Allan, Bruce W [mailto:[email protected]] > >>> Sent: Monday, June 03, 2013 4:28 PM > >>> To: Hrvoje Habjanić; [email protected] > >>> Subject: Re: [E1000-devel] [PATCH] Packet drops/loss with 82579LM - > fixed > >>> > >>>> -----Original Message----- > >>>> From: Hrvoje Habjanić [mailto:[email protected]] > >>>> Sent: Saturday, June 01, 2013 8:43 AM > >>>> To: [email protected] > >>>> Subject: Re: [E1000-devel] [PATCH] Packet drops/loss with 82579LM - > >>> fixed > >>>> On 01.06.2013 17:06, Hrvoje Habjanić wrote: > >>>>> Patch is attached, and it is against 2.3.2 of > >>>>> e1000e driver. > >>>>> > >>>> OK, now patch: > >>>> > >>>> --- e1000e-2.3.2/src/ich8lan.c 2013-02-28 05:25:36.000000000 +0100 > >>>> +++ e1000e-2.3.2.ok/src/ich8lan.c 2013-06-01 12:24:45.391577666 > +0200 > >>>> @@ -2244,6 +2244,8 @@ > >>>> if (ret_val) > >>>> return ret_val; > >>>> pm_phy_reg &= ~HV_PM_CTRL_PLL_STOP_IN_K1_GIGA; > >>>> + /* Disable K1 mode when in GIGA mode */ > >>>> + pm_phy_reg |= 0x2000; > >>>> ret_val = e1e_wphy(hw, HV_PM_CTRL, pm_phy_reg); > >>>> if (ret_val) > >>>> return ret_val; > >>>> > >>>> > >>>> H. > >>> There have been a number of issues with K1 on some parts. I will check > into > >>> whether > >>> or not this is already a known issue on 82579LM and/or currently under > >>> investigation > >>> and get back to you. > >>> > >>> Thanks, > >>> Bruce. > >> Apparently, this is a known and documented issue. There is a BIOS > workaround that > >> has been communicated to the various board vendors - you should check > with your > >> board vendor if there is a BIOS update available for your system. > > Hi. > > > > I guess this is a "known" issue, because there is some kind of "errata" > > about this. > > > > BUT, as you did notice, my motherboard is Intel DQ67EP, and i do have > > latest bios installed. And, still, my network card is suffering from > > this bug. > > Hi. > > So, there was bios update. Unfortunately, it did not solve this issue. > > Also, i did test latest 3.0.4.1, and it suffers from this bug also. > > Patch now looks slightly different: > > --- e1000e-3.0.4.1.orig/src/ich8lan.c 2014-02-26 09:22:44.000000000 +0100 > +++ e1000e-3.0.4.1/src/ich8lan.c 2014-06-07 11:35:22.112623927 +0200 > @@ -2562,6 +2562,8 @@ > if (ret_val) > return ret_val; > pm_phy_reg &= ~HV_PM_CTRL_K1_ENABLE; > + /* Disable K1 mode when in GIGA mode */ > + pm_phy_reg |= 0x2000; > ret_val = e1e_wphy(hw, HV_PM_CTRL, pm_phy_reg); > if (ret_val) > return ret_val; > > > Any estimation when this will be finally solved? Who i need to contact > to (help me) solve this? > > Regards, > > H.
Good Morning, The fix for this went into the in-kernel driver with commit 77e61146c677 "e1000e: Workaround for dropped packets in Gig/100 speeds on 82579". The same fix should be in the e1000e-3.0.4.1 SourceForge driver. Could you please double-check? Dave Ertman ------------------------------------------------------------------------------ HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions Find What Matters Most in Your Big Data with HPCC Systems Open Source. Fast. Scalable. Simple. Ideal for Dirty Data. Leverages Graph Analysis for Fast Processing & Easy Data Exploration http://www.hpccsystems.com _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
