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tools lib traceevent: Add __maybe_unused to unused parameters

tip:perf/core tip-bot for Arnaldo Carvalho de Melo 1 participant 1 message Nov 14, 2012

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Commit-ID:  ca383a4df77a07e607123d7763facdc00ce32796
Gitweb:     http://git.kernel.org/tip/ca383a4df77a07e607123d7763facdc00ce32796
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Fri, 9 Nov 2012 15:18:57 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Fri, 9 Nov 2012 17:34:39 -0300

tools lib traceevent: Add __maybe_unused to unused parameters

Fixing the build on 32-bit Fedora 14:

tools/lib/traceevent/event-parse.c: In function ‘print_event_fields’:
tools/lib/traceevent/event-parse.c:3934:69: error: unused parameter ‘size’ tools/lib/traceevent/event-parse.c: In function ‘pevent_strerror’:
tools/lib/traceevent/event-parse.c:5074:36: error: unused parameter ‘pevent’

Cc David Ahern <[email protected]>
Cc Frederic Weisbecker <[email protected]>
Cc Mike Galbraith <[email protected]>
Cc Paul Mackerras <[email protected]>
Cc Peter Zijlstra <[email protected]>
Cc Stephane Eranian <[email protected]>
Cc Steven Rostedt <[email protected]>
---
 tools/lib/traceevent/event-parse.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
tools/lib/traceevent/event-parse.c +4 -3
index f2989c5..0dcc18c 100644
@@ -3931,7 +3931,8 @@ static int is_printable_array(char *p, unsigned int len)
 	return 1;
 }
 
-static void print_event_fields(struct trace_seq *s, void *data, int size,
+static void print_event_fields(struct trace_seq *s, void *data,
+			       int size __maybe_unused,
 			       struct event_format *event)
 {
 	struct format_field *field;
@@ -5070,8 +5071,8 @@ static const char * const pevent_error_str[] = {
 };
 #undef _PE
 
-int pevent_strerror(struct pevent *pevent, enum pevent_errno errnum,
-		    char *buf, size_t buflen)
+int pevent_strerror(struct pevent *pevent __maybe_unused,
+		    enum pevent_errno errnum, char *buf, size_t buflen)
 {
 	int idx;
 	const char *msg;