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blockdev: resize: query and use node name for resize operation

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This also works for -blockdev, which will be used instead of -drive
starting with machine version 10.0.

Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
This commit is contained in:
Fiona Ebner 2025-07-02 18:28:04 +02:00 • committed by Fabian Grünbichler
parent d2efc5074c
commit d8de36c992
1 changed files with 9 additions and 1 deletions
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10
src/PVE/QemuServer/Blockdev.pm
View file

@ -533,13 +533,21 @@ sub resize {
return if !$running;
my $block_info = get_block_info($vmid);
my $drive_id = $deviceid =~ s/^drive-//r;
my $inserted = $block_info->{$drive_id}->{inserted}
or die "no block node inserted for drive '$drive_id'\n";
my $padding = (1024 - $size % 1024) % 1024;
$size = $size + $padding;
mon_cmd(
$vmid,
"block_resize",
device => $deviceid,
# Need to use the top throttle node, not the node below, because QEMU won't update the size
# of the top node otherwise, even though it's a filter node (as of QEMU 10.0). For legacy
# -drive, there is no top throttle node, so this also is the correct node.
'node-name' => "$inserted->{'node-name'}",
size => int($size),
timeout => 60,
);