The following commit has been merged into the perf/core branch of tip:
Commit-ID: 357a5d24c4715d454f8acd6796e2adaaef0c48ed
Gitweb: https://git.kernel.org/tip/357a5d24c4715d454f8acd6796e2adaaef0c48ed
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Thu, 27 Feb 2020 11:43:53 -03:00
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitterDate: Wed, 04 Mar 2020 10:34:10 -03:00
perf llvm: Add debug hint message about missing kernel-devel package
To help in debugging, add this extra message:
detect_kbuild_dir: Couldn't find "/lib/modules/5.4.20-200.fc31.x86_64/build/include/generated/autoconf.h", missing kernel-devel package?.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/llvm-utils.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/perf/util/llvm-utils.c b/tools/perf/util/llvm-utils.c
index b5af680..dbdffb6 100644
--- a/tools/perf/util/llvm-utils.c
+++ b/tools/perf/util/llvm-utils.c
@@ -265,6 +265,8 @@ static int detect_kbuild_dir(char **kbuild_dir)
return -ENOMEM;
return 0;
}
+ pr_debug("%s: Couldn't find \"%s\", missing kernel-devel package?.\n",
+ __func__, autoconf_path);
free(autoconf_path);
return -ENOENT;
}
|