Signed-off-by: Fabian Ebner <f.eb...@proxmox.com>
---
New in v13.
Dependency bump for QEMU 6.2 needed for qemu-img dd's -l option.
PVE/QemuServer.pm | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 907cfc09..a24309d2 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -7662,14 +7662,18 @@ sub clone_disk {
# the relevant data on the efidisk may be smaller than the
source
# e.g. on RBD/ZFS, so we use dd to copy only the amount
# that is given by the OVMF_VARS.fd
- my $src_path = PVE::Storage::path($storecfg, $drive->{file});
+ my $src_path = PVE::Storage::path($storecfg, $drive->{file},
$snapname);
my $dst_path = PVE::Storage::path($storecfg, $newvolid);
+ my $src_format = (PVE::Storage::parse_volname($storecfg,
$drive->{file}))[6];
+
# better for Ceph if block size is not too small, see bug #3324
my $bs = 1024*1024;
- run_command(['qemu-img', 'dd', '-n', '-O', $dst_format,
"bs=$bs", "osize=$size",
- "if=$src_path", "of=$dst_path"]);
+ my $cmd = ['qemu-img', 'dd', '-n', '-O', $dst_format];
+ push $cmd->@*, '-l', $snapname if $src_format eq 'qcow2' &&
$snapname;
+ push $cmd->@*, "bs=$bs", "osize=$size", "if=$src_path",
"of=$dst_path";
+ run_command($cmd);
} else {
qemu_img_convert($drive->{file}, $newvolid, $size, $snapname,
$sparseinit);
}
--
2.30.2
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