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mapping: pci: make sure all desired properties are checked

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by placing all expected properties from the hardware into an 'expected_props'
and those fromt he config into 'configured_props'

the names makes clearer what's what, and we can easily extend it, even
if the data does not come from the mapping (like we'll do with 'mdev')

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Dominik Csapak 2024-06-06 11:21:58 +02:00 committed by Thomas Lamprecht
parent 8052f6f96f
commit c29c6fc736
1 changed files with 16 additions and 11 deletions
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27
src/PVE/Mapping/PCI.pm
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@ -148,32 +148,37 @@ sub assert_valid {
my $info = PVE::SysFSTools::pci_device_info($path, 1);
die "pci device '$path' not found\n" if !defined($info);
my $correct_props = {
# make sure to initialize all keys that should be checked below
my $expected_props = {
id => "$info->{vendor}:$info->{device}",
iommugroup => $info->{iommugroup},
'subsystem-id' => undef,
};
if (defined($info->{'subsystem_vendor'}) && defined($info->{'subsystem_device'})) {
$correct_props->{'subsystem-id'} = "$info->{'subsystem_vendor'}:$info->{'subsystem_device'}";
$expected_props->{'subsystem-id'} = "$info->{'subsystem_vendor'}:$info->{'subsystem_device'}";
}
for my $prop (sort keys %$correct_props) {
my $configured_props = { $mapping->%{qw(id iommugroup subsystem-id)} };
for my $prop (sort keys $expected_props->%*) {
next if $prop eq 'iommugroup' && $idx > 0; # check iommu only on the first device
next if !defined($correct_props->{$prop}) && !defined($mapping->{$prop});
next if !defined($expected_props->{$prop}) && !defined($configured_props->{$prop});
die "missing expected property '$prop' for device '$path'\n"
if defined($correct_props->{$prop}) && !defined($mapping->{$prop});
if defined($expected_props->{$prop}) && !defined($configured_props->{$prop});
die "unexpected property '$prop' configured for device '$path'\n"
if !defined($correct_props->{$prop}) && defined($mapping->{$prop});
if !defined($expected_props->{$prop}) && defined($configured_props->{$prop});
my $correct_prop = $correct_props->{$prop};
$correct_prop =~ s/0x//g;
my $configured_prop = $mapping->{$prop};
my $expected_prop = $expected_props->{$prop};
$expected_prop =~ s/0x//g;
my $configured_prop = $configured_props->{$prop};
$configured_prop =~ s/0x//g;
die "'$prop' does not match for '$name' ($correct_prop != $configured_prop)\n"
if $correct_prop ne $configured_prop;
die "'$prop' does not match for '$name' ($expected_prop != $configured_prop)\n"
if $expected_prop ne $configured_prop;
}
$idx++;
}