Commit 0d1da915 authored by Steven Rostedt's avatar Steven Rostedt Committed by Ingo Molnar

perf tools: Handle both versions of ftrace output

The ftrace output events can have either arguments or no
arguments. The parser needs to be able to handle both.
Signed-off-by: default avatarSteven Rostedt <srostedt@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <20091014194359.790221427@goodmis.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent ffa18955
......@@ -1819,7 +1819,7 @@ static int event_read_print(struct event *event)
if (ret < 0)
return -1;
return 0;
return ret;
fail:
free_token(token);
......@@ -3088,6 +3088,9 @@ int parse_ftrace_file(char *buf, unsigned long size)
if (ret < 0)
die("failed to read ftrace event print fmt");
/* New ftrace handles args */
if (ret > 0)
return 0;
/*
* The arguments for ftrace files are parsed by the fields.
* Set up the fields as their arguments.
......
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