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allow dtrfs upgrade

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This commit is contained in:
ghe0 2025-07-04 04:49:57 +03:00
parent bdf5bf947e
commit 0931744328
Signed by: ghe0
GPG Key ID: 451028EE56A0FBB4
1 changed files with 8 additions and 3 deletions
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11
src/state.rs
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@ -112,7 +112,8 @@ impl Resources {
let mut volumes = config.volumes.clone();
for volume in volumes.iter_mut() {
if let Some(reservation) = self.reserved_storage.get(&volume.path) {
volume.max_reservation_mib = volume.max_reservation_mib.saturating_sub(*reservation);
volume.max_reservation_mib =
volume.max_reservation_mib.saturating_sub(*reservation);
}
}
volumes.sort_by_key(|v| v.max_reservation_mib);
@ -660,7 +661,8 @@ impl VM {
config: &Config,
res: &mut Resources,
) -> Result<(), VMCreationErrors> {
if req.vcpus < self.vcpus {
if req.vcpus < self.vcpus && req.vcpus != 0 && req.memory_mib != 0 && req.disk_size_mib != 0
{
// Downgrade will be upported only after we implement deviation for VMs.
// (Deviation from the slot size allows management of VMs with unbalanced resources,
// without fully saturating a node. We are disabling downgrades to avoid complexity at
@ -675,7 +677,10 @@ impl VM {
}
if req.memory_mib > 0
&& config.max_mem_reservation_mib
< res.reserved_memory_mib.saturating_sub(self.memory_mib).saturating_add(req.memory_mib)
< res
.reserved_memory_mib
.saturating_sub(self.memory_mib)
.saturating_add(req.memory_mib)
{
return Err(VMCreationErrors::NotEnoughMemory);
}