On Mon, Dec 14, 2009 at 11:01:37AM +0900, Yoshiaki Kasahara wrote: > On Thu, 10 Dec 2009 16:08:49 -0800, > Pyun YongHyeon <pyu...@gmail.com> said: > > > While reading the code again I found some suspicious part which > > could be related with your issue. The controller's CMZ field has > > 3bits so it can handle 7 fragments of a TX frame. However, > > controller wants to see number of fragments + 1 in this field which > > means we can't use all 7 fragments in a TX descriptor. I changed > > the patch to reduce number of TX fragments to 6. Does the following > > patch make any difference for you? > > http://people.freebsd.org/~yongari/vge/vge.busdma.diff3 > > I'm sorry I was away from the console during last weekend.... > > Today I booted new kernel with diff3 patch, and did a couple of tests > (massive thumbnail loading and csup). All of them worked as expected > and no Send-Q stack observed, so I believe the problem is fixed by > this patch. >
FYI: Patch committed to HEAD. _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
