linux-kernel - [PATCH] perf: warn on build id mismatch

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Message-Id: <1429904686-16516-1-git-send-email-naveen.n.rao@linux.vnet.ibm.com>
Date:	Sat, 25 Apr 2015 01:14:46 +0530
From:	"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
To:	acme@...nel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] perf: warn on build id mismatch

Add a debug message to indicate that the build id didn't match.

Signed-off-by: Naveen N. Rao <naveen.n.rao@...ux.vnet.ibm.com>
---
 tools/perf/util/symbol-elf.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index b7c533c..6e6ca23 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -684,6 +684,7 @@ int symsrc__init(struct symsrc *ss, struct dso *dso, const char *name,
 		}
 
 		if (!dso__build_id_equal(dso, build_id)) {
+			pr_debug("%s: build id mismatch for %s.\n", __func__, name);
 			dso->load_errno = DSO_LOAD_ERRNO__MISMATCHING_BUILDID;
 			goto out_elf_end;
 		}
-- 
2.3.5

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