[pve-devel] applied: [PATCH qemu-server v4 04/12] stop cleanup: remove unnecessary tpmstate cleanup

Thomas Lamprecht t.lamprecht at proxmox.com
Fri Jul 5 10:36:19 CEST 2024


Am 06/06/2024 um 11:22 schrieb Dominik Csapak:
> tpmstate0 is already included in `get_vm_volumes`, and our only storage
> plugin that has unmap_volume implemented is the RBDPlugin, where we call
> unmap in `deactivate_volume`. So it's already ummapped by the
> `deactivate_volumes` calls above.
> 
> For third-party storage plugins, it's natural to expect that
> deactivate_volume() would also remove a mapping for the volume just
> like RBDPlugin does.
> 
> While there is an explicit map_volume() call in start_swtpm(), a
> third-party plugin might expect an explicit unmap_volume() call too.
> However, the order of calls right now is
> 1. activate_volume()
> 2. map_volume()
> 3. deactivate_volume()
> 4. unmap_volume()
> 
> Which seems like it could cause problems already for third-party
> plugins relying on an explicit unmap call.
> 
> All that said, it is unlikely that a third-party plugin breaks. If it
> really happens, it can be discussed/adapted to the actual needs still.
> 
> Signed-off-by: Dominik Csapak <d.csapak at proxmox.com>
> Acked-by: Fiona Ebner <f.ebner at proxmox.com>
> ---
> changes from v3:
> * include rationale for 3rd party plugins (thanks @fiona)
> 
>  PVE/QemuServer.pm | 8 --------
>  1 file changed, 8 deletions(-)
> 
>

applied, thanks!




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