Messages in this thread Patch in this message | | | From | Frederic Weisbecker <> | Subject | [PATCH 12/15] parse-events: Support '+' opcode in print format | Date | Fri, 6 Apr 2012 00:48:03 +0200 |
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From: Vaibhav Nagarnaik <vnagarnaik@google.com>
The '+' opcode is not supported in the arguments for the print format. This patch adds support for it.
Cc: Michael Rubin <mrubin@google.com> Cc: David Sharp <dhsharp@google.com> Signed-off-by: Vaibhav Nagarnaik <vnagarnaik@google.com> Link: http://lkml.kernel.org/r/1310785241-3799-4-git-send-email-vnagarnaik@google.com Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@infradead.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Arun Sharma <asharma@fb.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> --- tools/lib/traceevent/event-parse.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index 4d5092f..476626a 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -2047,6 +2047,18 @@ 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; -- 1.7.5.4
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