On Fri, Jul 17, 2015 at 10:04:56AM +0200, Thomas Graf wrote:
> On 07/02/15 at 10:09pm, Meelis Roos wrote:
> > [   33.425061] Running rhashtable test nelem=8, max_size=65536, shrinking=0
> > [   33.425154] Test 00:
> > [   33.534470]   Adding 50000 keys
> > [   34.743553] Info: encountered resize
> > [   34.743698] Info: encountered resize
> > [   34.743838] Info: encountered resize
> > [   34.744057] Info: encountered resize
> > [   34.744430] Info: encountered resize
> > [   34.745139] Info: encountered resize
> > [   34.746441] Info: encountered resize
> > [   34.749055] Info: encountered resize
> > [   34.754469] Info: encountered resize
> > [   34.764836] Info: encountered resize
> > [   34.785696] Info: encountered resize
> > [   34.827448] Info: encountered resize
> > [   34.896936]   Traversal complete: counted=49993, nelems=50000, 
> > entries=50000, table-jumps=12
> > [   34.897056] Test failed: Total count mismatch ^^^
> 
> I do see count mismatches as well due to the design of the walker
> which restarts and thus sees certain entries multiple times.
> 
> Do you have this commit as well?
> 
> Author: Phil Sutter <p...@nwl.cc>
> Date:   Mon Jul 6 15:51:20 2015 +0200
> 
>     rhashtable: fix for resize events during table walk

Thomas, this should be resolved already. Meelis replied[1] to my patch,
stating it fixes that problem for him. Though he's still waiting for
your proposed patch to add a schedule() call so the kernel won't
complain on his slow UltraSparc. :)

Cheers, Phil

[1]: http://www.spinics.net/lists/netdev/msg335767.html
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