[PATCH docs] qm.adoc: switch named parameter to double dashes

[Aaron Lauterer <a.lauterer@proxmox.com>]

While single dashes technically work, the man pages shows them always
with the usualy double dashes. Autocompletion is also expecting double
dashes to work properly.

Signed-off-by: Aaron Lauterer <a.lauterer@proxmox.com>
---
 qm.adoc | 44 ++++++++++++++++++++++----------------------
 1 file changed, 22 insertions(+), 22 deletions(-)

diff --git a/qm.adoc b/qm.adoc
index 93372c5..07483d5 100644
--- a/qm.adoc
+++ b/qm.adoc
@@ -860,7 +860,7 @@ https://github.com/PSPReverse/amd-sev-migration-attack[attackable].
 *Example Configuration (SEV):*
 
 ----
-# qm set <vmid> -amd-sev type=std,no-debug=1,no-key-sharing=1,kernel-hashes=1
+# qm set <vmid> --amd-sev type=std,no-debug=1,no-key-sharing=1,kernel-hashes=1
 ----
 
 The *type* defines the encryption technology ("type=" is not necessary).
@@ -902,7 +902,7 @@ Output should be 1.
 *Example Configuration (SEV-SNP):*
 
 ----
-# qm set <vmid> -amd-sev type=snp,allow-smt=1,no-debug=1,kernel-hashes=1
+# qm set <vmid> --amd-sev type=snp,allow-smt=1,no-debug=1,kernel-hashes=1
 ----
 
 The `allow-smt` policy-bit is set by default. If you disable it by setting
@@ -1056,7 +1056,7 @@ setting will be ignored in that case.
 You can enable the VNC clipboard by setting `clipboard` to `vnc`.
 
 ----
-# qm set <vmid> -vga <displaytype>,clipboard=vnc
+# qm set <vmid> --vga <displaytype>,clipboard=vnc
 ----
 
 In order to use the clipboard feature, you must first install the
@@ -1145,7 +1145,7 @@ This disk will be included in backups and snapshots, and there can only be one.
 You can create such a disk with the following command:
 
 ----
-# qm set <vmid> -efidisk0 <storage>:1,format=<format>,efitype=4m,pre-enrolled-keys=1
+# qm set <vmid> --efidisk0 <storage>:1,format=<format>,efitype=4m,pre-enrolled-keys=1
 ----
 
 Where *<storage>* is the storage where you want to have the disk, and
@@ -1166,7 +1166,7 @@ xref:qm_secure_boot_ca_expiration[Secure Boot Certificate Expiration].
 
 NOTE: If you want to start using Secure Boot in an existing VM (that still uses
 a '2m' efidisk), you need to recreate the efidisk. To do so, delete the old one
-(`qm set <vmid> -delete efidisk0`) and add a new one as described above. This
+(`qm set <vmid> --delete efidisk0`) and add a new one as described above. This
 will reset any custom configurations you have made in the OVMF menu!
 
 When using OVMF with a virtual display (without VGA passthrough),
@@ -1248,7 +1248,7 @@ efidisk, in that it cannot be changed (only removed) once created. You can add
 one via the following command:
 
 ----
-# qm set <vmid> -tpmstate0 <storage>:1,version=<version>
+# qm set <vmid> --tpmstate0 <storage>:1,version=<version>
 ----
 
 Where *<storage>* is the storage you want to put the state on, and *<version>*
@@ -1274,7 +1274,7 @@ share memory between the host and a guest, or also between multiple guests.
 To add such a device, you can use `qm`:
 
 ----
-# qm set <vmid> -ivshmem size=32,name=foo
+# qm set <vmid> --ivshmem size=32,name=foo
 ----
 
 Where the size is in MiB. The file will be located under
@@ -1295,7 +1295,7 @@ Audio Device
 To add an audio device run the following command:
 
 ----
-qm set <vmid> -audio0 device=<device>
+qm set <vmid> --audio0 device=<device>
 ----
 
 Supported audio devices are:
@@ -1330,7 +1330,7 @@ slow down or run into problems), especially during the guests boot process.
 To add a VirtIO-based emulated RNG, run the following command:
 
 ----
-qm set <vmid> -rng0 source=<source>[,max_bytes=X,period=Y]
+qm set <vmid> --rng0 source=<source>[,max_bytes=X,period=Y]
 ----
 
 `source` specifies where entropy is read from on the host and has to be one of
@@ -1434,9 +1434,9 @@ parameter to `1` (default: `0`). This will degrade performance, but is useful if
 applications do their own caching.
 
 ----
-qm set <vmid> -virtiofs0 dirid=<dirid>,cache=always,direct-io=1
-qm set <vmid> -virtiofs1 <dirid>,cache=never,expose-xattr=1
-qm set <vmid> -virtiofs2 <dirid>,expose-acl=1
+qm set <vmid> --virtiofs0 dirid=<dirid>,cache=always,direct-io=1
+qm set <vmid> --virtiofs1 <dirid>,cache=never,expose-xattr=1
+qm set <vmid> --virtiofs2 <dirid>,expose-acl=1
 ----
 
 To temporarily mount virtiofs in a guest VM with the Linux kernel virtiofs
@@ -1501,7 +1501,7 @@ boot' from the 'Options' Tab of your VM in the web interface, or set it with
 the following command:
 
 ----
-# qm set <vmid> -onboot 1
+# qm set <vmid> --onboot 1
 ----
 
 .Start and Shutdown Order
@@ -1664,7 +1664,7 @@ To enable them via the GUI go to the *Options* panel of the virtual machine. Run
 the following command to enable them via the CLI:
 
 ----
-qm set <vmid> -spice_enhancements foldersharing=1,videostreaming=all
+qm set <vmid> --spice_enhancements foldersharing=1,videostreaming=all
 ----
 
 NOTE: To use these features the <<qm_display,*Display*>> of the virtual machine
@@ -1913,8 +1913,8 @@ footnote:[Online GUID generator http://guid.one/] by using it as value, for
 example:
 
 ----
-# qm set VMID -vmgenid 1
-# qm set VMID -vmgenid 00000000-0000-0000-0000-000000000000
+# qm set VMID --vmgenid 1
+# qm set VMID --vmgenid 00000000-0000-0000-0000-000000000000
 ----
 
 NOTE: The initial addition of a 'vmgenid' device to an existing VM, may result
@@ -1926,7 +1926,7 @@ its value on VM creation, or retroactively delete the property in the
 configuration with:
 
 ----
-# qm set VMID -delete vmgenid
+# qm set VMID --delete vmgenid
 ----
 
 The most prominent use case for 'vmgenid' are newer Microsoft Windows
@@ -2220,13 +2220,13 @@ which exact virtual function is passed through.
 You can assign such a device to a guest either with the GUI or with
 
 ----
-# qm set ID -hostpci0 <name>
+# qm set ID --hostpci0 <name>
 ----
 
 for PCI devices, or
 
 ----
-# qm set <vmid> -usb0 <name>
+# qm set <vmid> --usb0 <name>
 ----
 
 for USB devices.
@@ -2275,7 +2275,7 @@ Using an iso file uploaded on the 'local' storage, create a VM
 with a 4 GB IDE disk on the 'local-lvm' storage
 
 ----
-# qm create 300 -ide0 local-lvm:4 -net0 e1000 -cdrom local:iso/proxmox-mailgateway_2.1.iso
+# qm create 300 --ide0 local-lvm:4 --net0 e1000 --cdrom local:iso/proxmox-mailgateway_2.1.iso
 ----
 
 Start the new VM
@@ -2293,14 +2293,14 @@ Send a shutdown request, then wait until the VM is stopped.
 Same as above, but only wait for 40 seconds.
 
 ----
-# qm shutdown 300 && qm wait 300 -timeout 40
+# qm shutdown 300 && qm wait 300 --timeout 40
 ----
 
 If the VM does not shut down, force-stop it and overrule any running shutdown
 tasks. As stopping VMs may incur data loss, use it with caution.
 
 ----
-# qm stop 300 -overrule-shutdown 1
+# qm stop 300 --overrule-shutdown 1
 ----
 
 Destroying a VM always removes it from Access Control Lists and it always
-- 
2.47.3