--- Begin Message ---
Signed-off-by: Tiago Sousa <[email protected]>
---
src/PVE/QemuServer/Blockdev.pm | 20 +++++++++++++++++++-
1 file changed, 19 insertions(+), 1 deletion(-)
diff --git a/src/PVE/QemuServer/Blockdev.pm b/src/PVE/QemuServer/Blockdev.pm
index 78769198..5da1abd9 100644
--- a/src/PVE/QemuServer/Blockdev.pm
+++ b/src/PVE/QemuServer/Blockdev.pm
@@ -725,6 +725,24 @@ sub resize {
);
}
+sub underlay_resize {
+ my ($storecfg, $vmid, $drive_id, $volid) = @_;
+
+ my $running = PVE::QemuServer::Helpers::vm_running_locally($vmid);
+
+ # get backing_snap
+ my $snapshots = PVE::Storage::volume_snapshot_info($storecfg, $volid);
+ my $backing_snap = $snapshots->{current}->{parent};
+ my $size = PVE::Storage::volume_underlay_resize($storecfg, $volid,
$backing_snap);
+
+ return if !$running;
+ my $block_info = get_block_info($vmid);
+ my $inserted = $block_info->{$drive_id}->{inserted}
+ or die "no block node inserted for drive '$drive_id'\n";
+
+ set_write_threshold($storecfg, $vmid, $drive_id, $volid);
+}
+
my sub blockdev_change_medium {
my ($storecfg, $vmid, $qdev_id, $drive) = @_;
@@ -861,7 +879,7 @@ sub block_set_write_threshold {
sub compute_write_threshold {
my ($storecfg, $scfg, $volid) = @_;
- my $lv_size = PVE::Storage::volume_size_info($storecfg, $volid, 5);
+ my $lv_size = PVE::Storage::volume_underlay_size_info($storecfg, $volid,
5);
my $write_threshold = $lv_size - $scfg->{chunksize} *
$scfg->{'chunk-percentage'};
--
2.47.3
--- End Message ---
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