add mdadm raid10 support

3 files changed, 6 insertions, 2 deletions

diff --git a/perl-install/NEWS b/perl-install/NEWS
index 48c926ee8..a08f799a5 100644
--- a/perl-install/NEWS
+++ b/perl-install/NEWS
@@ -1,6 +1,7 @@
 - include 'mpt2sas' SCSI driver (#57833)
 - devices:
   o handle creation of mmcblk devices (useful on Efika MX)
+- add mdadm raid10 support
 
 Version 13.12 - 25 February 2010
 
diff --git a/perl-install/diskdrake/interactive.pm b/perl-install/diskdrake/interactive.pm
index 7f0f49402..b103eae2d 100644
--- a/perl-install/diskdrake/interactive.pm
+++ b/perl-install/diskdrake/interactive.pm
@@ -1098,7 +1098,7 @@ sub modifyRAID {
     $in->ask_from(N("Options"), '',
 		  [
 { label => N("device"), val => \$new_device, list => [ $md_part->{device}, raid::free_mds($raids) ], sort => 0 },
-{ label => N("level"), val => \$md_part->{level}, list => [ qw(0 1 4 5 6 linear) ] },
+{ label => N("level"), val => \$md_part->{level}, list => [ qw(0 1 4 5 6 10 linear) ] },
 { label => N("chunk size in KiB"), val => \$md_part->{'chunk-size'} },
 		  ],
 		 ) or return;
diff --git a/perl-install/raid.pm b/perl-install/raid.pm
index 11284a90a..82905449e 100644
--- a/perl-install/raid.pm
+++ b/perl-install/raid.pm
@@ -91,6 +91,7 @@ sub updateSize {
 	elsif (/1/)     { min @l }
 	elsif (/4|5/)   { min(@l) * (@l - 1) }
 	elsif (/6/)     { min(@l) * (@l - 2) }
+	elsif (/10/)	{ min(@l) * (@l / 2) }
     };
 }
 
@@ -105,6 +106,8 @@ sub module {
 
     if (member($level, 4, 5, 6)) {
 	'raid456';
+    } elsif (member($level, 10)) {
+	'raid10';
     } elsif ($level =~ /^\d+$/) {
 	"raid$level";
     } else {
@@ -157,7 +160,7 @@ sub format_part {
 sub verify {
     my ($raids) = @_;
     foreach (@$raids) {
-	my $nb = $_->{level} =~ /6/ ? 4 : $_->{level} =~ /4|5/ ? 3 : 2;
+	my $nb = $_->{level} =~ /6|10/ ? 4 : $_->{level} =~ /4|5/ ? 3 : 2;
 	@{$_->{disks}} >= $nb or die N("Not enough partitions for RAID level %d\n", $_->{level});
     }
 }