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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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