Date: Mon, 31 Aug 2015 12:12:31 -0700 From: Sean Bruno <sbruno@freebsd.org> To: current@freebsd.org Subject: Re: Kernel panic with fresh current, probably nfs related Message-ID: <55E4A71F.3090602@freebsd.org> In-Reply-To: <20150829073859.GA847@ymer.vnode.se> 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> <20150829073859.GA847@ymer.vnode.se>
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On 08/29/15 00:38, Joel Dahl wrote: > 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. > Committed as svn R287330 sean
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