On Wed, Nov 11, 2009 at 02:19:21PM -0800, Jack Vogel wrote: > On Wed, Nov 11, 2009 at 12:31 PM, Pyun YongHyeon <pyunyh_at_gmail.com> wrote: > > > On Tue, Nov 10, 2009 at 03:18:09PM -0500, Mike Tancsa wrote: > > > At 02:20 PM 11/10/2009, Jack Vogel wrote: > > > >This is a fix for this problem, please apply and test this. > > > > > > Hi, > > > Thanks! Yes, I am able to use both ports of the NIC now and > > > no panics yet. Prior to this patch, bringing up both ports resulted > > > in a non functioning NIC and panic! Generating some UDP and tcp > > > traffic through the box, all seems to be OK on first blush. > > > > > > > I think this is a separate issue. Jack's patch surely reduce the > > number of chance of bus_dmamap_load_mbuf_sg(9) failure because it > > removed unnecessary DMA alignment restriction but once it happen > > you would get the same result. Note, original poster's machine is > > amd64. > > > > Ya, so maybe a more robust solution to that failure would be a good > thing, but this is not the time for more elaborate code, having this small > fix put in is low risk and the better failure response can come later. > Agreed. :-) > In fact, I have a number of places in the ixgbe driver where I'm pondering > over what to do in failure mode anyway. > That's great! > Jack >Received on Wed Nov 11 2009 - 21:25:54 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:39:57 UTC