Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-26 06:02:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

ktest: Add reverse bisect, better logging, copyright

Browse Source 
Added the ability to do a reverse bisect.

Better logging of running commands.

Added the copyright statement.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2010-11-02 14:58:05 -04:00 committed by Steven Rostedt
parent 6c5ee0be02
commit d6ce2a0b33
1 changed files with 45 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
tools/testing/ktest/ktest.pl
View File

@ -1,4 +1,8 @@
#!/usr/bin/perl -w
#
# Copywrite 2010 - Steven Rostedt <srostedt@redhat.com>, Red Hat Inc.
# Licensed under the terms of the GNU GPL License version 2
#
use strict;
use IPC::Open2;
@ -34,6 +38,7 @@ my $noclean;
my $minconfig;
my $in_bisect = 0;
my $bisect_bad = "";
my $reverse_bisect;
my $in_patchcheck = 0;
my $run_test;
my $redirect;
@ -89,22 +94,39 @@ sub dodie {
sub run_command {
my ($command) = @_;
my $redirect_log = "";
my $redirect_tee = "";
my $dolog = 0;
my $dord = 0;
my $pid;
doprint("$command ... ");
$pid = open(CMD, "$command 2>&1 |") or
dodie "unable to exec $command";
if (defined($opt{"LOG_FILE"})) {
$redirect_log = "| tee -a $opt{LOG_FILE}";
open(LOG, ">>$opt{LOG_FILE}") or
dodie "failed to write to log";
$dolog = 1;
}
if (defined($redirect)) {
$redirect_tee = "| tee $redirect"
open (RD, ">$redirect") or
dodie "failed to write to redirect $redirect";
$dord = 1;
}
doprint "$command ... ";
`$command 2>&1 $redirect_tee $redirect_log > /dev/null`;
while (<CMD>) {
print LOG if ($dolog);
print RD if ($dord);
}
waitpid($pid, 0);
my $failed = $?;
close(CMD);
close(LOG) if ($dolog);
close(RD) if ($dord);
if ($failed) {
doprint "FAILED!\n";
} else {
@ -574,6 +596,15 @@ sub run_bisect {
$result = "good";
}
# Are we looking for where it worked, not failed?
if ($reverse_bisect) {
if ($failed) {
$result = "good";
} else {
$result = "bad";
}
}
doprint "git bisect $result ... ";
$output = `git bisect $result 2>&1`;
$ret = $?;
@ -614,6 +645,14 @@ sub bisect {
my $bad = $opt{"BISECT_BAD[$i]"};
my $type = $opt{"BISECT_TYPE[$i]"};
if (defined($opt{"BISECT_REVERSE[$i]"}) &&
$opt{"BISECT_REVERSE[$i]"} == 1) {
doprint "Performing a reverse bisect (bad is good, good is bad!)\n";
$reverse_bisect = 1;
} else {
$reverse_bisect = 0;
}
$in_bisect = 1;
run_command "git bisect start" or