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SysFSTools: do not assume pci domain 0000

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but prepend '0000' to ids where no domain is given, to keep the ability
to use the shorthand syntax (e.g. 00:01.0 instead of 0000:00:01.0)

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
This commit is contained in:
Dominik Csapak 2019-11-12 14:23:02 +01:00 committed by Thomas Lamprecht
parent 0dd5686aef
commit 882eaf6ad4
1 changed files with 13 additions and 7 deletions
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20
src/PVE/SysFSTools.pm
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@ -73,9 +73,9 @@ sub lspci {
dir_glob_foreach("$pcisysfs/devices", $pciregex, sub { dir_glob_foreach("$pcisysfs/devices", $pciregex, sub {
my ($fullid, $domain, $bus, $slot, $function) = @_; my ($fullid, $domain, $bus, $slot, $function) = @_;
my $id = "$bus:$slot.$function"; my $id = "$domain:$bus:$slot.$function";
if (defined($filter) && !ref($filter) && $id !~ m/^\Q$filter\E/) { if (defined($filter) && !ref($filter) && $id !~ m/^(0000:)?\Q$filter\E/) {
return; # filter ids early return; # filter ids early
} }
@ -279,13 +279,15 @@ sub pci_dev_group_bind_to_vfio {
} }
die "Cannot find vfio-pci module!\n" if !-d $vfio_basedir; die "Cannot find vfio-pci module!\n" if !-d $vfio_basedir;
$pciid = "0000:$pciid" if $pciid !~ m/^[0-9a-f]{4}:/;
# get IOMMU group devices # get IOMMU group devices
opendir(my $D, "$pcisysfs/devices/0000:$pciid/iommu_group/devices/") || die "Cannot open iommu_group: $!\n"; opendir(my $D, "$pcisysfs/devices/$pciid/iommu_group/devices/") || die "Cannot open iommu_group: $!\n";
my @devs = grep /^0000:/, readdir($D); my @devs = grep /^[0-9a-f]{4}:/, readdir($D);
closedir($D); closedir($D);
foreach my $pciid (@devs) { foreach my $pciid (@devs) {
$pciid =~ m/^([:\.\da-f]+)$/ or die "PCI ID $pciid not valid!\n"; $pciid =~ m/^([:\.0-9a-f]+)$/ or die "PCI ID $pciid not valid!\n";
# pci bridges, switches or root ports are not supported # pci bridges, switches or root ports are not supported
# they have a pci_bus subdirectory so skip them # they have a pci_bus subdirectory so skip them
@ -301,7 +303,9 @@ sub pci_dev_group_bind_to_vfio {
sub pci_create_mdev_device { sub pci_create_mdev_device {
my ($pciid, $uuid, $type) = @_; my ($pciid, $uuid, $type) = @_;
my $basedir = "$pcisysfs/devices/0000:$pciid"; $pciid = "0000:$pciid" if $pciid !~ m/^[0-9a-f]{4}:/;
my $basedir = "$pcisysfs/devices/$pciid";
my $mdev_dir = "$basedir/mdev_supported_types"; my $mdev_dir = "$basedir/mdev_supported_types";
die "pci device '$pciid' does not support mediated devices \n" die "pci device '$pciid' does not support mediated devices \n"
@ -336,7 +340,9 @@ sub pci_create_mdev_device {
sub pci_cleanup_mdev_device { sub pci_cleanup_mdev_device {
my ($pciid, $uuid) = @_; my ($pciid, $uuid) = @_;
my $basedir = "$pcisysfs/devices/0000:$pciid/$uuid"; $pciid = "0000:$pciid" if $pciid !~ m/^[0-9a-f]{4}:/;
my $basedir = "$pcisysfs/devices/$pciid/$uuid";
if (! -e $basedir) { if (! -e $basedir) {
return 1; # no cleanup necessary if it does not exist return 1; # no cleanup necessary if it does not exist