From 4955d09e3c7b57db73bf07724ede3dd0b8791eac Mon Sep 17 00:00:00 2001
From: Thierry Vignaud <tvignaud@mandriva.org>
Date: Thu, 25 Aug 2005 15:58:37 +0000
Subject: (get_scsi_driver) find driver of host controller from sysfs in all
 cases (not just usb-storage case)

---
 perl-install/detect_devices.pm | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'perl-install/detect_devices.pm')

diff --git a/perl-install/detect_devices.pm b/perl-install/detect_devices.pm
index a92842a5b..683535eaa 100644
--- a/perl-install/detect_devices.pm
+++ b/perl-install/detect_devices.pm
@@ -194,10 +194,13 @@ sub may_be_a_hd {
 sub get_scsi_driver {
     my (@l) = @_;
     my %host2driver = map { if_(m!.*/(.*)/(.*)!, $2, $1) } glob("/proc/scsi/*/*");
+    # find driver of host controller from sysfs:
     foreach (@l) {
-	if (my $driver = $host2driver{$_->{host}}) {
-	    $_->{driver} = $driver;
-	}
+	next if $_->{driver};
+	my $host = readlink("/sys/block/$_->{device}/device");
+     $host =~ s!/host.*!!;
+	$_->{driver} = readlink("/sys/block/$_->{device}/$host/driver");
+	$_->{driver} =~ s!.*/!!;
     }
 }
 
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