$default{"BUILD_OPTIONS"} = "";
$default{"BISECT_SLEEP_TIME"} = 60; # sleep time between bisects
$default{"CLEAR_LOG"} = 0;
+$default{"BISECT_MANUAL"} = 0;
+$default{"BISECT_SKIP"} = 1;
$default{"SUCCESS_LINE"} = "login:";
$default{"BOOTED_TIMEOUT"} = 1;
$default{"DIE_ON_FAILURE"} = 1;
$default{"REBOOT"} = "ssh \$SSH_USER\@\$MACHINE reboot";
$default{"STOP_AFTER_SUCCESS"} = 10;
$default{"STOP_AFTER_FAILURE"} = 60;
+$default{"STOP_TEST_AFTER"} = 600;
$default{"LOCALVERSION"} = "-test";
my $ktest_config;
my $in_bisect = 0;
my $bisect_bad = "";
my $reverse_bisect;
+my $bisect_manual;
+my $bisect_skip;
my $in_patchcheck = 0;
my $run_test;
my $redirect;
my $success_line;
my $stop_after_success;
my $stop_after_failure;
+my $stop_test_after;
my $build_target;
my $target_image;
my $localversion;
`$power_off`;
}
+ if (defined($opt{"LOG_FILE"})) {
+ print " See $opt{LOG_FILE} for more info.\n";
+ }
+
die @_, "\n";
}
my $success_start;
my $failure_start;
+ my $monitor_start = time;
+ my $done = 0;
- for (;;) {
+ while (!$done) {
if ($booted) {
$line = wait_for_input($monitor_fp, $booted_timeout);
}
if ($full_line =~ /call trace:/i) {
- if (!$skip_call_trace) {
+ if (!$bug && !$skip_call_trace) {
$bug = 1;
$failure_start = time;
}
}
if ($full_line =~ /Kernel panic -/) {
+ $failure_start = time;
$bug = 1;
}
if ($line =~ /\n/) {
$full_line = "";
}
+
+ if ($stop_test_after > 0 && !$booted && !$bug) {
+ if (time - $monitor_start > $stop_test_after) {
+ $done = 1;
+ }
+ }
}
close(DMESG);
return 1;
}
+sub make_oldconfig {
+ my ($defconfig) = @_;
+
+ if (!run_command "$defconfig $make oldnoconfig") {
+ # Perhaps oldnoconfig doesn't exist in this version of the kernel
+ # try a yes '' | oldconfig
+ doprint "oldnoconfig failed, trying yes '' | make oldconfig\n";
+ run_command "yes '' | $defconfig $make oldconfig" or
+ dodie "failed make config oldconfig";
+ }
+}
+
sub build {
my ($type) = @_;
my $defconfig = "";
$defconfig = "KCONFIG_ALLCONFIG=$minconfig";
}
- run_command "$defconfig $make $type" or
- dodie "failed make config";
+ if ($type eq "oldnoconfig") {
+ make_oldconfig $defconfig;
+ } else {
+ run_command "$defconfig $make $type" or
+ dodie "failed make config";
+ }
$redirect = "$buildlog";
if (!run_command "$make $build_options") {
doprint "$version\n";
}
+sub answer_bisect {
+ for (;;) {
+ doprint "Pass or fail? [p/f]";
+ my $ans = <STDIN>;
+ chomp $ans;
+ if ($ans eq "p" || $ans eq "P") {
+ return 1;
+ } elsif ($ans eq "f" || $ans eq "F") {
+ return 0;
+ } else {
+ print "Please answer 'P' or 'F'\n";
+ }
+ }
+}
+
sub child_run_test {
my $failed = 0;
# we are not guaranteed to get a full line
$full_line .= $line;
+ doprint $line;
if ($full_line =~ /call trace:/i) {
$bug = 1;
} while (!$child_done && !$bug);
if ($bug) {
+ my $failure_start = time;
+ my $now;
+ do {
+ $line = wait_for_input($monitor_fp, 1);
+ if (defined($line)) {
+ doprint $line;
+ }
+ $now = time;
+ if ($now - $failure_start >= $stop_after_failure) {
+ last;
+ }
+ } while (defined($line));
+
doprint "Detected kernel crash!\n";
# kill the child with extreme prejudice
kill 9, $child_pid;
return 1;
}
-# returns 1 on success, 0 on failure
+sub bisect_reboot {
+ doprint "Reboot and sleep $bisect_sleep_time seconds\n";
+ reboot;
+ start_monitor;
+ wait_for_monitor $bisect_sleep_time;
+ end_monitor;
+}
+
+# returns 1 on success, 0 on failure, -1 on skip
sub run_bisect_test {
my ($type, $buildtype) = @_;
build $buildtype or $failed = 1;
if ($type ne "build") {
+ if ($failed && $bisect_skip) {
+ $in_bisect = 0;
+ return -1;
+ }
dodie "Failed on build" if $failed;
# Now boot the box
monitor or $failed = 1;
if ($type ne "boot") {
+ if ($failed && $bisect_skip) {
+ end_monitor;
+ bisect_reboot;
+ $in_bisect = 0;
+ return -1;
+ }
dodie "Failed on boot" if $failed;
do_run_test or $failed = 1;
# reboot the box to a good kernel
if ($type ne "build") {
- doprint "Reboot and sleep $bisect_sleep_time seconds\n";
- reboot;
- start_monitor;
- wait_for_monitor $bisect_sleep_time;
- end_monitor;
+ bisect_reboot;
}
} else {
$result = 1;
my $ret = run_bisect_test $type, $buildtype;
+ if ($bisect_manual) {
+ $ret = answer_bisect;
+ }
# Are we looking for where it worked, not failed?
if ($reverse_bisect) {
$ret = !$ret;
}
- if ($ret) {
+ if ($ret > 0) {
return "good";
- } else {
+ } elsif ($ret == 0) {
return "bad";
+ } elsif ($bisect_skip) {
+ doprint "HIT A BAD COMMIT ... SKIPPING\n";
+ return "skip";
}
}
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);
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 $good" or
close(OUT);
# exit;
- run_command "$make oldnoconfig" or
- dodie "failed make config oldconfig";
-
+ make_oldconfig "";
}
sub compare_configs {
}
$ret = run_config_bisect_test $type;
-
+ if ($bisect_manual) {
+ $ret = answer_bisect;
+ }
if ($ret) {
process_passed %current_config;
return 0;
$half = int($#start_list / 2);
} while ($half > 0);
- # we found a single config, try it again
+ # we found a single config, try it again unless we are running manually
+
+ if ($bisect_manual) {
+ process_failed $start_list[0];
+ return 1;
+ }
+
my @tophalf = @start_list[0 .. 0];
$ret = run_config_bisect_test $type;
close(IN);
# Now run oldconfig with the minconfig (and addconfigs)
- run_command "$defconfig $make oldnoconfig" or
- dodie "failed make config oldconfig";
+ make_oldconfig $defconfig;
# check to see what we lost (or gained)
open (IN, $output_config)
$poweroff_after_halt = set_test_option("POWEROFF_AFTER_HALT", $i);
$sleep_time = set_test_option("SLEEP_TIME", $i);
$bisect_sleep_time = set_test_option("BISECT_SLEEP_TIME", $i);
+ $bisect_manual = set_test_option("BISECT_MANUAL", $i);
+ $bisect_skip = set_test_option("BISECT_SKIP", $i);
$store_failures = set_test_option("STORE_FAILURES", $i);
$timeout = set_test_option("TIMEOUT", $i);
$booted_timeout = set_test_option("BOOTED_TIMEOUT", $i);
$success_line = set_test_option("SUCCESS_LINE", $i);
$stop_after_success = set_test_option("STOP_AFTER_SUCCESS", $i);
$stop_after_failure = set_test_option("STOP_AFTER_FAILURE", $i);
+ $stop_test_after = set_test_option("STOP_TEST_AFTER", $i);
$build_target = set_test_option("BUILD_TARGET", $i);
$ssh_exec = set_test_option("SSH_EXEC", $i);
$scp_to_target = set_test_option("SCP_TO_TARGET", $i);
projects / ~andy / linux / blobdiff