Date: Mon, 24 Aug 2015 11:18:00 -0700 From: Sean Bruno <sbruno@freebsd.org> To: Rick Macklem <rmacklem@uoguelph.ca> Cc: pyunyh@gmail.com, current@freebsd.org, Joel Dahl <joel@vnode.se> Subject: Re: Kernel panic with fresh current, probably nfs related Message-ID: <55DB5FD8.1010308@freebsd.org> In-Reply-To: <20150824013636.GA1015@michelle.fasterthan.com> References: <20150822115519.GA79434@ymer.vnode.se> <914810061.28949434.1440248260373.JavaMail.zimbra@uoguelph.ca> <55D8BEB6.7090202@freebsd.org> <20150824013636.GA1015@michelle.fasterthan.com>
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-----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. sean -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQF8BAEBCgBmBQJV21/UXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRCQUFENDYzMkU3MTIxREU4RDIwOTk3REQx MjAxRUZDQTFFNzI3RTY0AAoJEBIB78oecn5kjswH/jL+GwJmehiEZVSUdjCMhYkK sk10m+y8s64yrU5RuR8LqVd4RabmiVqmH8Xh1QKRkLpZT21AsYJVcBWJ6U4/iCMe PqeszYGn9xGQ2+Weew/3mHmhdEO+biyK2ECaN5F9qfWhipeuAxd7a9c2OIAWY9FN WtRQEgljkJyuktT16i5FXcmyL2RsynN18bDYKi/W5A/AKGJDpESBLISl0ye/wAA0 ZMr01tS4sgGalx5VZPaA46PRZOTDORz4gzKP7xfOo2Mpyp9xK3AS7FqpI7DZegmf NOr3bploKqpjgmJHQP5pw9i464fsoDc3bdV66ktrzl1/aJ00Vk5cYCT8RR9raJ8= =AN4K -----END PGP SIGNATURE-----
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