Date: Sun, 1 Feb 2009 17:05:50 +0100 From: Fabian Keil <freebsd-listen@fabiankeil.de> To: Jeff Roberson <jroberson@jroberson.net> Cc: freebsd-net@freebsd.org Subject: Re: mbuf revision, testers/comments wanted. Message-ID: <20090201170550.482bf325@fabiankeil.de> In-Reply-To: <20090201160544.4f1961b4@fabiankeil.de> References: <20090131125100.N983@desktop> <20090201160544.4f1961b4@fabiankeil.de>
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--Sig_/Gx72li3ReUEmSfYl00og=HH Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Fabian Keil <freebsd-listen@fabiankeil.de> wrote: > Jeff Roberson <jroberson@jroberson.net> wrote: >=20 > > http://people.freebsd.org/~jeff/mbuf_ref2.diff >=20 > > I have been experimenting with different revisions to the mbuf api to=20 > > improve performance and simplify code. This patch is the first of > > several proposed steps towards those goals. The aim of this patch is > > two fold; >=20 > > I would appreciate testing feedback from varied workloads to make sure= =20 > > there are no bugs before I go forward with this. I have tested only > > host oriented networking with a few drivers. It is not anticipated > > that there will be any significant incompatibilities introduced with > > this round but there is always that possibility. > 5) > Finally, I tested the patch on an IBM ThinPad R51. The kernel > hangs on boot, the last messages are (hand transcribed): > > iwi0: <Intel(R) PRO/Wireless 2200BG> mem 0xc0214000-0xc0214fff irq 11 at = device 2.0 on pci2 > iwi0: Reserved 0x1000 bytes for rid 0x10 type 3 at 0xc0214000 > iwi0: could not allocate rx mbuf > iwi0: could not allocate Rx ring > bpfdetach: was not attached Never mind, kernel and user land weren't completely in sync and this might be related to the recent wlan commits. I'll retry with an up-to-date user land. Fabian --Sig_/Gx72li3ReUEmSfYl00og=HH Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkmFyF4ACgkQBYqIVf93VJ0MBgCgkURQMJmBH/JZiDPpd+kF/lcg vtcAnj/VUkFStVbQsyrpwraGd3pLe2wx =j5Rw -----END PGP SIGNATURE----- --Sig_/Gx72li3ReUEmSfYl00og=HH--
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