config: allow 'lazytime' mount option for containers

worked fine here in ubuntu container.

root@CT1022:/# mount | grep lazy
/var/lib/pve/local-btrfs/images/1022/vm-1022-disk-0/disk.raw on /     type ext4 (rw,relatime,lazytime)
/var/lib/pve/local-btrfs/images/1022/vm-1022-disk-0/disk.raw on /snap type ext4 (rw,relatime,lazytime)

requested in community forum [0]

[0]: https://forum.proxmox.com/threads/100454/

Tested-by: Dylan Whyte <d.whyte@proxmox.com>
Signed-off-by: Oguz Bektas <o.bektas@proxmox.com>

diff --git a/src/PVE/LXC/Config.pm b/src/PVE/LXC/Config.pm
index 1e28a883d0a2941c064f2657f5b359d66a05e7dc..6c2acd636826e5ae4a42d01f4597aacb38ed7dc8 100644 (file)
--- a/src/PVE/LXC/Config.pm
+++ b/src/PVE/LXC/Config.pm
@@ -281,7 +281,7 @@ sub __snapshot_rollback_get_unused {
 cfs_register_file('/lxc/', \&parse_pct_config, \&write_pct_config);
 
 
-my $valid_mount_option_re = qr/(noatime|nodev|nosuid|noexec)/;
+my $valid_mount_option_re = qr/(noatime|lazytime|nodev|nosuid|noexec)/;
 
 sub is_valid_mount_option {
     my ($option) = @_;