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Collectives: xcm base weights #2550

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May 10, 2023
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Collectives: xcm base weights #2550

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11 changes: 7 additions & 4 deletions parachains/runtimes/collectives/collectives-polkadot/src/xcm_config.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -101,8 +101,11 @@ pub type XcmOriginToTransactDispatchOrigin = (
);

parameter_types! {
// One XCM operation is 1_000_000_000 weight - almost certainly a conservative estimate.
pub UnitWeightCost: Weight = Weight::from_parts(1_000_000_000, 64 * 1024);
/// The amount of weight an XCM operation takes. This is a safe overestimate.
pub const BaseXcmWeight: Weight = Weight::from_parts(1_000_000_000, 1024);
/// A temporary weight value for each XCM instruction.
/// NOTE: This should be removed after we account for PoV weights.
pub const TempFixedXcmWeight: Weight = Weight::from_parts(1_000_000_000, 0);
pub const MaxInstructions: u32 = 100;
pub const MaxAssetsIntoHolding: u32 = 64;
// Fellows pluralistic body.
Expand Down Expand Up @@ -225,7 +228,7 @@ impl xcm_executor::Config for XcmConfig {
type IsTeleporter = ConcreteNativeAssetFrom<DotLocation>;
type UniversalLocation = UniversalLocation;
type Barrier = Barrier;
type Weigher = FixedWeightBounds<UnitWeightCost, RuntimeCall, MaxInstructions>;
type Weigher = FixedWeightBounds<TempFixedXcmWeight, RuntimeCall, MaxInstructions>;
type Trader =
UsingComponents<WeightToFee, DotLocation, AccountId, Balances, ToStakingPot<Runtime>>;
type ResponseHandler = PolkadotXcm;
Expand Down Expand Up @@ -276,7 +279,7 @@ impl pallet_xcm::Config for Runtime {
type XcmExecutor = XcmExecutor<XcmConfig>;
type XcmTeleportFilter = Everything;
type XcmReserveTransferFilter = Nothing; // This parachain is not meant as a reserve location.
type Weigher = FixedWeightBounds<UnitWeightCost, RuntimeCall, MaxInstructions>;
type Weigher = FixedWeightBounds<BaseXcmWeight, RuntimeCall, MaxInstructions>;
type UniversalLocation = UniversalLocation;
type RuntimeOrigin = RuntimeOrigin;
type RuntimeCall = RuntimeCall;
Expand Down