Commit-ID: 5173fbb8a11b2857aeec9e5f4e9568d4e1b84dbd
Gitweb: http://git.kernel.org/tip/5173fbb8a11b2857aeec9e5f4e9568d4e1b84dbd
Author: Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Mon, 14 Jul 2014 13:02:38 +0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 16 Jul 2014 17:57:35 -0300
perf buildid-cache: Apply force option to copying kcore
Currently a copy of kcore is not made if there is one already with the
same modules at the same addresses.
Change this to make a copy anyway if the force (-f) option is also used.
Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1405332185-4050-15-git-send-email-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-buildid-cache.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c
index b22dbb1..2a2c78f 100644
--- a/tools/perf/builtin-buildid-cache.c
+++ b/tools/perf/builtin-buildid-cache.c
@@ -125,7 +125,8 @@ static int build_id_cache__kcore_existing(const char *from_dir, char *to_dir,
return ret;
}
-static int build_id_cache__add_kcore(const char *filename, const char *debugdir)
+static int build_id_cache__add_kcore(const char *filename, const char *debugdir,
+ bool force)
{
char dir[32], sbuildid[BUILD_ID_SIZE * 2 + 1];
char from_dir[PATH_MAX], to_dir[PATH_MAX];
@@ -144,7 +145,8 @@ static int build_id_cache__add_kcore(const char *filename, const char *debugdir)
scnprintf(to_dir, sizeof(to_dir), "%s/[kernel.kcore]/%s",
debugdir, sbuildid);
- if (!build_id_cache__kcore_existing(from_dir, to_dir, sizeof(to_dir))) {
+ if (!force &&
+ !build_id_cache__kcore_existing(from_dir, to_dir, sizeof(to_dir))) {
pr_debug("same kcore found in %s\n", to_dir);
return 0;
}
@@ -389,7 +391,7 @@ int cmd_buildid_cache(int argc, const char **argv,
}
if (kcore_filename &&
- build_id_cache__add_kcore(kcore_filename, debugdir))
+ build_id_cache__add_kcore(kcore_filename, debugdir, force))
pr_warning("Couldn't add %s\n", kcore_filename);
return ret;
--
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