Comanion for substrate/pull/6173 (#1184)

* Make it work

* Upsub

runtime/common/src/parachains.rs

@@ -1772,6 +1772,7 @@ mod tests {
 		type Call = Call;
 		type UnsignedPriority = StakingUnsignedPriority;
 		type MaxIterations = ();
+		type MinSolutionScoreBump = ();
 	}
 
 	impl attestations::Trait for Test {

runtime/common/src/registrar.rs

@@ -846,6 +846,7 @@ mod tests {
 		type Call = Call;
 		type UnsignedPriority = StakingUnsignedPriority;
 		type MaxIterations = ();
+		type MinSolutionScoreBump = ();
 	}
 
 	impl timestamp::Trait for Test {

runtime/kusama/src/lib.rs

@@ -287,7 +287,8 @@ parameter_types! {
 	pub const MaxNominatorRewardedPerValidator: u32 = 64;
 	// quarter of the last session will be for election.
 	pub const ElectionLookahead: BlockNumber = EPOCH_DURATION_IN_BLOCKS / 4;
-	pub const MaxIterations: u32 = 5;
+	pub const MaxIterations: u32 = 10;
+	pub MinSolutionScoreBump: Perbill = Perbill::from_rational_approximation(5u32, 10_000);
 }
 
 impl staking::Trait for Runtime {
@@ -311,6 +312,7 @@ impl staking::Trait for Runtime {
 	type Call = Call;
 	type UnsignedPriority = StakingUnsignedPriority;
 	type MaxIterations = MaxIterations;
+	type MinSolutionScoreBump = MinSolutionScoreBump;
 }
 
 parameter_types! {

runtime/polkadot/src/lib.rs

@@ -306,7 +306,8 @@ parameter_types! {
 	pub const MaxNominatorRewardedPerValidator: u32 = 64;
 	// quarter of the last session will be for election.
 	pub const ElectionLookahead: BlockNumber = EPOCH_DURATION_IN_BLOCKS / 16;
-	pub const MaxIterations: u32 = 5;
+	pub const MaxIterations: u32 = 10;
+	pub MinSolutionScoreBump: Perbill = Perbill::from_rational_approximation(5u32, 10_000);
 }
 
 impl staking::Trait for Runtime {
@@ -330,6 +331,7 @@ impl staking::Trait for Runtime {
 	type Call = Call;
 	type UnsignedPriority = StakingUnsignedPriority;
 	type MaxIterations = MaxIterations;
+	type MinSolutionScoreBump = MinSolutionScoreBump;
 }
 
 const fn deposit(items: u32, bytes: u32) -> Balance {

runtime/test-runtime/src/lib.rs

@@ -289,6 +289,7 @@ parameter_types! {
 	pub const ElectionLookahead: BlockNumber = 0;
 	pub const StakingUnsignedPriority: TransactionPriority = TransactionPriority::max_value() / 2;
 	pub const MaxIterations: u32 = 10;
+	pub MinSolutionScoreBump: Perbill = Perbill::from_rational_approximation(5u32, 10_000);
 }
 
 impl staking::Trait for Runtime {
@@ -312,6 +313,7 @@ impl staking::Trait for Runtime {
 	type Call = Call;
 	type UnsignedPriority = StakingUnsignedPriority;
 	type MaxIterations = MaxIterations;
+	type MinSolutionScoreBump = MinSolutionScoreBump;
 }
 
 impl grandpa::Trait for Runtime {

runtime/westend/src/lib.rs

@@ -278,6 +278,7 @@ parameter_types! {
 	// quarter of the last session will be for election.
 	pub const ElectionLookahead: BlockNumber = EPOCH_DURATION_IN_BLOCKS / 4;
 	pub const MaxIterations: u32 = 10;
+	pub MinSolutionScoreBump: Perbill = Perbill::from_rational_approximation(5u32, 10_000);
 }
 
 impl staking::Trait for Runtime {
@@ -301,6 +302,7 @@ impl staking::Trait for Runtime {
 	type Call = Call;
 	type UnsignedPriority = StakingUnsignedPriority;
 	type MaxIterations = MaxIterations;
+	type MinSolutionScoreBump = MinSolutionScoreBump;
 }
 
 parameter_types! {