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authorMasami Hiramatsu <mhiramat@redhat.com>2010-04-12 13:17:15 -0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2010-04-14 17:27:56 -0300
commit4984912eb23113a4007940cd09c8351c0623ea5f (patch)
tree81e725def8479b4f4c7d7114f30df690784864c1 /tools/perf/util/probe-event.h
parent93ccae7a2227466a0d071fe52c51319f2f34c365 (diff)
downloadop-kernel-dev-4984912eb23113a4007940cd09c8351c0623ea5f.zip
op-kernel-dev-4984912eb23113a4007940cd09c8351c0623ea5f.tar.gz
perf probe: Query basic types from debuginfo
Query the basic type information (byte-size and signed-flag) from debuginfo and pass that to kprobe-tracer. This is especially useful for tracing the members of data structure, because each member has different byte-size on the memory. Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <20100412171715.3790.23730.stgit@localhost6.localdomain6> Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/probe-event.h')
-rw-r--r--tools/perf/util/probe-event.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/probe-event.h b/tools/perf/util/probe-event.h
index 10411f5..a393a3f 100644
--- a/tools/perf/util/probe-event.h
+++ b/tools/perf/util/probe-event.h
@@ -23,6 +23,7 @@ struct kprobe_trace_arg_ref {
struct kprobe_trace_arg {
char *name; /* Argument name */
char *value; /* Base value */
+ char *type; /* Type name */
struct kprobe_trace_arg_ref *ref; /* Referencing offset */
};
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