On 28.10.2012 00:01, Gleb Smirnoff wrote:
On Sat, Oct 27, 2012 at 12:58:52PM +0200, Andre Oppermann wrote:
A> On 26.10.2012 23:06, Gleb Smirnoff wrote:
A> > Author: glebius
A> > Date: Fri Oct 26 21:06:33 2012
A> > New Revision: 242161
A> > URL: http://svn.freebsd.org/changeset/base/242161
A> >
A> > Log:
A> > o Remove last argument to ip_fragment(), and obtain all needed
information
A> > on checksums directly from mbuf flags. This simplifies code.
A> > o Clear CSUM_IP from the mbuf in ip_fragment() if we did checksums in
A> > hardware. Some driver may not announce CSUM_IP in theur if_hwassist,
A> > although try to do checksums if CSUM_IP set on mbuf. Example is em(4).
A>
A> I'm not getting your description here? Why work around a bug in a driver
A> in ip_fragment() when we can fix the bug in the driver?
Well, that was actually bug in the stack and a very special driver that
demonstrates it. I may even agree that driver is incorrect, but the stack was
incorrect, too.
Ah, OK. Do you intend to fix the driver as well?
--
Andre
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