[pve-devel] [PATCH storage] zfs: fix #3345 restore container volume to ZFS with size 0

Aaron Lauterer a.lauterer at proxmox.com
Fri Apr 9 17:10:25 CEST 2021


A restore to ZFS for a container which has a volume (rootfs / mount
point) of size 0 failed because the refquota property does not accept
'0k' but wants 'none' in that situation.

Signed-off-by: Aaron Lauterer <a.lauterer at proxmox.com>
---
 PVE/Storage/ZFSPoolPlugin.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/PVE/Storage/ZFSPoolPlugin.pm b/PVE/Storage/ZFSPoolPlugin.pm
index fe65ae4..2e2abe3 100644
--- a/PVE/Storage/ZFSPoolPlugin.pm
+++ b/PVE/Storage/ZFSPoolPlugin.pm
@@ -334,9 +334,10 @@ sub zfs_create_subvol {
     my ($class, $scfg, $volname, $size) = @_;
 
     my $dataset = "$scfg->{pool}/$volname";
+    my $quota = $size ? "${size}k" : "none";
 
     my $cmd = ['create', '-o', 'acltype=posixacl', '-o', 'xattr=sa',
-	       '-o', "refquota=${size}k", $dataset];
+	       '-o', "refquota=${quota}", $dataset];
 
     $class->zfs_request($scfg, undef, @$cmd);
 }
-- 
2.20.1





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