Make symbol_conf::addr2line_disable_warn configurable by reading
the perfconfig file. Use section core and addr2line-disable-warn =
value.

Example:
 # perf config -l
 core.addr2line-timeout=500
 core.addr2line-disable-warn=1
 #

Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Cc: Ian Rogers <irogers@google.com>
---
 tools/perf/util/config.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index 0452fbc6c085..31541e03aab7 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -461,6 +461,9 @@ static int perf_default_core_config(const char *var, const char *value)
 	if (!strcmp(var, "core.addr2line-timeout"))
 		addr2line_timeout_ms = strtoul(value, NULL, 10);
 
+	if (!strcmp(var, "core.addr2line-disable-warn"))
+		symbol_conf.addr2line_disable_warn = strtoul(value, NULL, 10);
+
 	/* Add other config variables here. */
 	return 0;
 }
-- 
2.53.0