On Sat, Oct 21, 2006 at 09:32:50PM +0400, Gleb Smirnoff wrote: > On Sat, Oct 21, 2006 at 12:57:52PM -0400, Kris Kennaway wrote: > K> On Sat, Oct 21, 2006 at 10:17:06AM +0400, Gleb Smirnoff wrote: > K> > On Thu, Oct 19, 2006 at 02:18:13PM -0700, Jack Vogel wrote: > K> > J> The engineer in our test group has installed 6.2 BETA2 and attempted > via a > K> > J> number of tests to reproduce this problem, the machine even shares > the em > K> > J> interrupt with usb, and yet so far he has been unsuccessful. > K> > > K> > I've failed to reproduce on a system where IRQ was shared between em(4) > K> > and fxp(4). I've put traffic on both, but failed to reproduce. Probably > K> > shared IRQ is required, but not sufficient. > K> > K> Note what I've said a couple of times now...blasting packets out over > K> the shared em doesn't trigger it for me either. I can trigger it by > K> fetching via FTP from a remote machine over the em. > > I suppose the TCP_STREAM test from the netperf is the same as ftp > fetch.
Maybe, but why not just try fetch? ;) FYI, I still get timeouts from fetch on a shared em/fxp irq with DEVICE_POLLING configured. Turning on INTR_MPSAFE in the driver is the only known "fix" so far for this condition. Kris
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