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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-02-02 20:30:12 -0200
committerIngo Molnar <mingo@elte.hu>2009-02-03 14:03:52 +0100
commit2c9b238eb325895d3312dad64e2685783575e474 (patch)
tree1c64910c6084c53b9d9a458a34568ccb083419e8 /kernel/trace/trace_output.h
parentc4a8e8be2d43cc22b371e8e9c05c253409759d94 (diff)
downloadblackbird-op-linux-2c9b238eb325895d3312dad64e2685783575e474.tar.gz
blackbird-op-linux-2c9b238eb325895d3312dad64e2685783575e474.zip
trace: Change struct trace_event callbacks parameter list
Impact: API change The trace_seq and trace_entry are in trace_iterator, where there are more fields that may be needed by tracers, so just pass the tracer_iterator as is already the case for struct tracer->print_line. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace_output.h')
-rw-r--r--kernel/trace/trace_output.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/trace/trace_output.h b/kernel/trace/trace_output.h
index ec2ed90f10f0..3aeb31f6506b 100644
--- a/kernel/trace/trace_output.h
+++ b/kernel/trace/trace_output.h
@@ -3,8 +3,7 @@
#include "trace.h"
-typedef int (*trace_print_func)(struct trace_seq *s, struct trace_entry *entry,
- int flags);
+typedef int (*trace_print_func)(struct trace_iterator *iter, int flags);
struct trace_event {
struct hlist_node node;
@@ -40,8 +39,7 @@ 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_seq *s, struct trace_entry *entry, int flags);
+int trace_nop_print(struct trace_iterator *iter, int flags);
#define MAX_MEMHEX_BYTES 8
#define HEX_CHARS (MAX_MEMHEX_BYTES*2 + 1)
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