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Subject[PATCH 6/9] ktest: Add BISECT_FILES to run git bisect on paths
From: Steven Rostedt <srostedt@redhat.com>

Add the config option BISECT_FILES that allows the user to
specify what path in the kernel to run the git bisect on.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
tools/testing/ktest/ktest.pl | 9 ++++++++-
tools/testing/ktest/sample.conf | 9 +++++++++
2 files changed, 17 insertions(+), 1 deletions(-)
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 0f62916..65c5c55 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -1280,6 +1280,13 @@ sub bisect {
my $type = $opt{"BISECT_TYPE[$i]"};
my $start = $opt{"BISECT_START[$i]"};
my $replay = $opt{"BISECT_REPLAY[$i]"};
+ my $start_files = $opt{"BISECT_FILES[$i]"};
+
+ if (defined($start_files)) {
+ $start_files = " -- " . $start_files;
+ } else {
+ $start_files = "";
+ }

# convert to true sha1's
$good = get_sha1($good);
@@ -1333,7 +1340,7 @@ sub bisect {
die "Failed to checkout $head";
}

- run_command "git bisect start" or
+ run_command "git bisect start$start_files" or
dodie "could not start bisect";

run_command "git bisect good $good" or
diff --git a/tools/testing/ktest/sample.conf b/tools/testing/ktest/sample.conf
index 4c46b7e..4c83ae7 100644
--- a/tools/testing/ktest/sample.conf
+++ b/tools/testing/ktest/sample.conf
@@ -528,6 +528,15 @@
# when something other than the BISECT_TYPE fails, ktest.pl will
# run "git bisect skip" and try again.
#
+# BISECT_FILES = <path> (optional, default undefined)
+#
+# To just run the git bisect on a specific path, set BISECT_FILES.
+# For example:
+#
+# BISECT_FILES = arch/x86 kernel/time
+#
+# Will run the bisect with "git bisect start -- arch/x86 kernel/time"
+#
# BISECT_REVERSE = 1 (optional, default 0)
#
# In those strange instances where it was broken forever
--
1.7.2.3



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