Messages in this thread | | | Subject | Re: [PATCH 4/4] trace-cmd: Support '+' opcode in print format | From | Steven Rostedt <> | Date | Mon, 25 Jul 2011 10:02:32 -0400 |
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On Fri, 2011-07-15 at 20:00 -0700, Vaibhav Nagarnaik wrote: > The '+' opcode is not supported in the arguments for the print format. > This patch adds support for it.
Thanks! This was on my todo list.
-- Steve
> > Signed-off-by: Vaibhav Nagarnaik <vnagarnaik@google.com> > --- > parse-events.c | 12 ++++++++++++ > 1 files changed, 12 insertions(+), 0 deletions(-) > > diff --git a/parse-events.c b/parse-events.c > index 068c77f..2e39415 100644 > --- a/parse-events.c > +++ b/parse-events.c > @@ -2033,6 +2033,18 @@ static int arg_num_eval(struct print_arg *arg, long long *val) > break; > *val = left - right; > break; > + case '+': > + if (arg->op.left->type == PRINT_NULL) > + left = 0; > + else > + ret = arg_num_eval(arg->op.left, &left); > + if (!ret) > + break; > + ret = arg_num_eval(arg->op.right, &right); > + if (!ret) > + break; > + *val = left + right; > + break; > default: > do_warning("unknown op '%s'", arg->op.op); > ret = 0;
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