[Dle-develop] [PATCH -tip perf/probes 07/10] perf/probes: Exit searching after finding target function

[Masami H. <mhi...@re...>]

Exit searching after finding real (not-inlined) function, because
there should be no same symbol in that CU.

Signed-off-by: Masami Hiramatsu <mhi...@re...>
Cc: Ingo Molnar <mi...@el...>
Cc: Steven Rostedt <ro...@go...>
Cc: Jim Keniston <jke...@us...>
Cc: Ananth N Mavinakayanahalli <an...@in...>
Cc: Christoph Hellwig <hc...@in...>
Cc: Frank Ch. Eigler <fc...@re...>
Cc: Frederic Weisbecker <fwe...@gm...>
Cc: H. Peter Anvin <hp...@zy...>
Cc: Jason Baron <jb...@re...>
Cc: K.Prasad <pr...@li...>
Cc: Peter Zijlstra <pe...@in...>
Cc: Srikar Dronamraju <sr...@li...>
---

 tools/perf/util/probe-finder.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 54e7071..b98d35e 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -585,14 +585,14 @@ static int probefunc_callback(struct die_link *dlink, void *data)
 				DIE_IF(ret != DW_DLV_OK);
 				pr_debug("inline definition offset %lld\n",
 					 pf->inl_offs);
-				return 0;
+				return 0;	/* Continue to search */
 			}
 			/* Get probe address */
 			pf->addr = die_get_entrypc(dlink->die);
 			pf->addr += pp->offset;
 			/* TODO: Check the address in this function */
 			show_probepoint(dlink->die, pp->offset, pf);
-			/* Continue to search */
+			return 1; /* Exit; no same symbol in this CU. */
 		}
 	} else if (tag == DW_TAG_inlined_subroutine && pf->inl_offs) {
 		if (die_get_abstract_origin(dlink->die) == pf->inl_offs) {


-- 
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division

e-mail: mhi...@re...