Messages in this thread | | | Date | Mon, 20 Jul 2009 14:25:42 -0700 | From | Stephen Hemminger <> | Subject | Re: [PATCH 1/1] veth: don't free priv->status until dev->destructor (v2) |
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On Wed, 15 Jul 2009 08:50:12 -0700 (PDT) David Miller <davem@davemloft.net> wrote:
> From: "Serge E. Hallyn" <serue@us.ibm.com> > Date: Fri, 26 Jun 2009 11:24:18 -0500 > > > I haven't been able to reproduce the original oops though (been > > trying to cat the stats sysfs files while rmmoding veth, to no > > avail, and haven't found an original bug report or testcase), so > > can't verify whether this patch prevents the original oops. > > If you 'cat' it you're unlikely to trigger the oops. > > You have to hold the sysfs files open, and then elsewhere do the > rmmod, wait, and then continue with some access to those open sysfs > file descriptors (f.e. do some reads). > > I'd also need this patch to be against current sources as they'll > never apply since I did the revert quite some time ago. > > Thanks.
My usual way of doing this is:
# (sleep 30; cat /sys/class/net/ethX/statistics/tx_bytes) & # rmmod the_buggy_driver
wait...
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