Date: Sat, 29 Aug 2015 09:38:59 +0200 From: Joel Dahl <joel@vnode.se> To: Sean Bruno <sbruno@freebsd.org> Cc: current@freebsd.org Subject: Re: Kernel panic with fresh current, probably nfs related Message-ID: <20150829073859.GA847@ymer.vnode.se> In-Reply-To: <55DCC816.603@freebsd.org> References: <20150822115519.GA79434@ymer.vnode.se> <914810061.28949434.1440248260373.JavaMail.zimbra@uoguelph.ca> <55D8BEB6.7090202@freebsd.org> <20150824013636.GA1015@michelle.fasterthan.com> <55DB5FD8.1010308@freebsd.org> <20150825191006.GA89428@ymer.vnode.se> <55DCC816.603@freebsd.org>
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On Tue, Aug 25, 2015 at 12:55:02PM -0700, Sean Bruno wrote: > > > On 08/25/15 12:10, Joel Dahl wrote: > >> > Seems to work. However, I cannot reproduce the user panic in the first > >> > place. What's the scenario that seems to work here? NFS seems happy > >> > with/without the patch so I'm not confident in anything we are doing her > >> > e. > > I see several patches here. Which one should I be using? > > This: > > Index: sys/dev/e1000/if_em.c > =================================================================== > --- sys/dev/e1000/if_em.c (revision 287087) > +++ sys/dev/e1000/if_em.c (working copy) > @@ -3044,7 +3044,7 @@ em_setup_interface(device_t dev, struct adapter *a > if_setioctlfn(ifp, em_ioctl); > if_setgetcounterfn(ifp, em_get_counter); > /* TSO parameters */ > - ifp->if_hw_tsomax = EM_TSO_SIZE; > + ifp->if_hw_tsomax = IP_MAXPACKET; > ifp->if_hw_tsomaxsegcount = EM_MAX_SCATTER; > ifp->if_hw_tsomaxsegsize = EM_TSO_SEG_SIZE; Using this patch, my nfs server has survived several installkernel/installworld cycles. -- Joel
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