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trace: make the trace_event callbacks return enum print_line_t

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As they actually all return these enumerators.

Reported-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo
2009-02-03 22:05:50 -02:00
committed by Ingo Molnar
parent d9793bd801
commit ae7462b4f1
5 changed files with 41 additions and 27 deletions
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5
kernel/trace/trace_output.h
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@@ -3,7 +3,8 @@
#include "trace.h"
typedef int (*trace_print_func)(struct trace_iterator *iter, int flags);
typedef enum print_line_t (*trace_print_func)(struct trace_iterator *iter,
int flags);
struct trace_event {
struct hlist_node node;
@@ -39,7 +40,7 @@ struct trace_event *ftrace_find_event(int type);
int register_ftrace_event(struct trace_event *event);
int unregister_ftrace_event(struct trace_event *event);
int trace_nop_print(struct trace_iterator *iter, int flags);
enum print_line_t trace_nop_print(struct trace_iterator *iter, int flags);
#define MAX_MEMHEX_BYTES 8
#define HEX_CHARS (MAX_MEMHEX_BYTES*2 + 1)