linux-kernel - [tip:perf/core] perf tools: remove extra build-id check factored into dso_

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Message-ID: <tip-8b1389ef93b36621c6acdeb623bd85aee3c405c9@git.kernel.org>
Date:	Mon, 2 Aug 2010 07:52:57 GMT
From:	tip-bot for Dave Martin <dave.martin@...aro.org>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org,
	dave.martin@...aro.org, hpa@...or.com, mingo@...hat.com,
	tglx@...utronix.de
Subject: [tip:perf/core] perf tools: remove extra build-id check factored into dso__load

Commit-ID:  8b1389ef93b36621c6acdeb623bd85aee3c405c9
Gitweb:     http://git.kernel.org/tip/8b1389ef93b36621c6acdeb623bd85aee3c405c9
Author:     Dave Martin <dave.martin@...aro.org>
AuthorDate: Fri, 30 Jul 2010 09:36:08 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 30 Jul 2010 09:54:41 -0300

perf tools: remove extra build-id check factored into dso__load

Signed-off-by: Dave Martin <dave.martin@...aro.org>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/symbol.c |   28 ++--------------------------
 1 files changed, 2 insertions(+), 26 deletions(-)

diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index b812ace..e0d9480 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -986,12 +986,12 @@ static int dso__load_sym(struct dso *self, struct map *map, const char *name,
 
 	elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL);
 	if (elf == NULL) {
-		pr_err("%s: cannot read %s ELF file.\n", __func__, name);
+		pr_debug("%s: cannot read %s ELF file.\n", __func__, name);
 		goto out_close;
 	}
 
 	if (gelf_getehdr(elf, &ehdr) == NULL) {
-		pr_err("%s: cannot get elf header.\n", __func__);
+		pr_debug("%s: cannot get elf header.\n", __func__);
 		goto out_elf_end;
 	}
 
@@ -1710,30 +1710,6 @@ static int dso__load_vmlinux(struct dso *self, struct map *map,
 {
 	int err = -1, fd;
 
-	if (self->has_build_id) {
-		u8 build_id[BUILD_ID_SIZE];
-
-		if (filename__read_build_id(vmlinux, build_id,
-					    sizeof(build_id)) < 0) {
-			pr_debug("No build_id in %s, ignoring it\n", vmlinux);
-			return -1;
-		}
-		if (!dso__build_id_equal(self, build_id)) {
-			char expected_build_id[BUILD_ID_SIZE * 2 + 1],
-			     vmlinux_build_id[BUILD_ID_SIZE * 2 + 1];
-
-			build_id__sprintf(self->build_id,
-					  sizeof(self->build_id),
-					  expected_build_id);
-			build_id__sprintf(build_id, sizeof(build_id),
-					  vmlinux_build_id);
-			pr_debug("build_id in %s is %s while expected is %s, "
-				 "ignoring it\n", vmlinux, vmlinux_build_id,
-				 expected_build_id);
-			return -1;
-		}
-	}
-
 	fd = open(vmlinux, O_RDONLY);
 	if (fd < 0)
 		return -1;
--
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