Date: Sat, 13 Oct 2018 18:27:16 +0300 From: Lev Serebryakov <lev@FreeBSD.org> To: Eugene Grosbein <eugen@grosbein.net>, net@FreeBSD.org Subject: Re: [Bug 231659] [em][igb] 12-ALPHA8 r339259 crashes on receive under load Message-ID: <1583038851.20181013182716@serebryakov.spb.ru> In-Reply-To: <d9f20df1-01d6-8b96-8056-6d3a69613b47@grosbein.net> References: <bug-231659-7501@https.bugs.freebsd.org/bugzilla/> <bug-231659-7501-DMGJDwYAEL@https.bugs.freebsd.org/bugzilla/> <d9f20df1-01d6-8b96-8056-6d3a69613b47@grosbein.net>
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Hello Eugene, Saturday, October 13, 2018, 10:04:26 AM, you wrote: >> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231659 >> >> --- Comment #43 from Lev A. Serebryakov <lev@FreeBSD.org> --- >> (In reply to Eric Joyner from comment #36) >> Yess! >> >> It helps em0 to pass all my torture tests (when I comment out this >> "optimization" twice, for lem and em). I can not test on igb now, but belive >> it will help too. >> >> Please, commit this fix :-) >> > erj@ just did it, try updating to r339338 Are you sure? r339338 says ====== Finishes the conversion of the 40Gb Intel Ethernet drivers to iflib(9) for FreeBSD 12.0, and fixes numerous bugs in both ixl(4) and iavf(4). ====== It doesn't touch e1000 or ix (ixgbe) drivers. I've updated to r339345 and all three files: sys/dev/e1000/em_txrx.c sys/dev/e1000/igb_txrx.c sys/dev/ixgbe/ix_txrx.c contain this buggy "budget == 1" optimization. -- Best regards, Lev mailto:lev@FreeBSD.org
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