ktest.pl: Detect if a config-bisect was interrupted

If a config-bisect was interrupted, then allow the user to continue, or
restart a new config-bisect.

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index e04422d..d4b22b5 100755 (executable)
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -3215,6 +3215,20 @@ sub config_bisect {
     my %bad_configs;
     my %tmp_configs;
 
+    if (-f "$tmpdir/good_config.tmp" || -f "$tmpdir/bad_config.tmp") {
+       if (read_yn "Interrupted config-bisect. Continue (n - will start new)?") {
+           if (-f "$tmpdir/good_config.tmp") {
+               $good_config = "$tmpdir/good_config.tmp";
+           } else {
+               $good_config = "$tmpdir/good_config";
+           }
+           if (-f "$tmpdir/bad_config.tmp") {
+               $bad_config = "$tmpdir/bad_config.tmp";
+           } else {
+               $bad_config = "$tmpdir/bad_config";
+           }
+       }
+    }
     doprint "Run good configs through make oldconfig\n";
     assign_configs \%tmp_configs, $good_config;
     create_config "$good_config", \%tmp_configs;