Date: Tue, 25 Aug 2015 21:10:07 +0200 From: Joel Dahl <joel@vnode.se> To: Sean Bruno <sbruno@freebsd.org> Cc: Rick Macklem <rmacklem@uoguelph.ca>, pyunyh@gmail.com, current@freebsd.org Subject: Re: Kernel panic with fresh current, probably nfs related Message-ID: <20150825191006.GA89428@ymer.vnode.se> In-Reply-To: <55DB5FD8.1010308@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>
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On Mon, Aug 24, 2015 at 11:18:00AM -0700, Sean Bruno wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > > > On 08/23/15 18:36, Yonghyeon PYUN wrote: > > 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; > > > 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? -- Joel
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