Re: [GIT PULL] tracing: Have filter check for balanced ops

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On Mon, Jun 22, 2015 at 03:49:40PM +0100, Luis Henriques wrote:
> On Mon, Jun 22, 2015 at 10:17:28AM -0400, Steven Rostedt wrote:
> ...
> > To make this patch simpler, just move the "cnt--;" above the OP_AND and
> > OP_OR check and remove the "cnt--;" from that if statement.
> > 
> > But yeah, this looks fine. You can test it with the example in the
> > change log.
> > 
> >   echo "((dev==1)blocks==2)" > events/ext4/ext4_truncate_exit/filter
> > 
> > And see if it gives an error other than "parse_error: No error".
> > 
> > -- Steve
> 
> Thanks Steven, I've done a quick test with a 3.16-ckt kernel and I can
> confirm that the modified patch (i.e. including your suggestion) fixes
> the problem.
> 
> I'm attaching the patch below and CC'ing stable mailing-list.
> 
> Cheers,
> --
> Luís

Thanks, I've used this patch for 3.10 and 3.14.

greg k-h
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