Add Force Unreserve to Balances

[shawntabrizi]

In the case where a user has some inaccessible reserves (let's say from a deleted pallet), this extrinsic can be called by governance to unlock those funds.

Part of the fix for: paritytech/polkadot#3243

polkadot companion: paritytech/polkadot#3840

[shawntabrizi]

/benchmark runtime pallet pallet_balances

[ghost]

Benchmark Runtime Pallet for branch "shawntabrizi-force-unreserve" with command cargo run --quiet --release --features=runtime-benchmarks --manifest-path=bin/node/cli/Cargo.toml -- benchmark --chain=dev --steps=50 --repeat=20 --pallet=pallet_balances --extrinsic="*" --execution=wasm --wasm-execution=compiled --heap-pages=4096 --output=./frame/balances/src/weights.rs --template=./.maintain/frame-weight-template.hbs

Results

Pallet: "pallet_balances", Extrinsic: "transfer", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:1 w:1)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    70.95
              µs

Reads = 1
Writes = 1

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    70.95
              µs

Reads = 1
Writes = 1

Pallet: "pallet_balances", Extrinsic: "transfer_keep_alive", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:1 w:1)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    54.41
              µs

Reads = 1
Writes = 1

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    54.41
              µs

Reads = 1
Writes = 1

Pallet: "pallet_balances", Extrinsic: "set_balance_creating", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:1 w:1)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    29.17
              µs

Reads = 1
Writes = 1

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    29.17
              µs

Reads = 1
Writes = 1

Pallet: "pallet_balances", Extrinsic: "set_balance_killing", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:1 w:1)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    35.21
              µs

Reads = 1
Writes = 1

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    35.21
              µs

Reads = 1
Writes = 1

Pallet: "pallet_balances", Extrinsic: "force_transfer", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:2 w:2)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    71.78
              µs

Reads = 2
Writes = 2

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    71.78
              µs

Reads = 2
Writes = 2

Pallet: "pallet_balances", Extrinsic: "transfer_all", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:1 w:1)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    66.47
              µs

Reads = 1
Writes = 1

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    66.47
              µs

Reads = 1
Writes = 1

Pallet: "pallet_balances", Extrinsic: "force_unreserve", Lowest values: [], Highest values: [], Steps: 50, Repeat: 20
Raw Storage Info
========
Storage: System Account (r:1 w:1)

Median Slopes Analysis
========
-- Extrinsic Time --

Model:
Time ~=    27.76
              µs

Reads = 1
Writes = 1

Min Squares Analysis
========
-- Extrinsic Time --

Model:
Time ~=    27.76
              µs

Reads = 1
Writes = 1

[crystalin]

@4meta5 I guess that would have been useful for us :)

[shawntabrizi]

bot merge

[ghost]

Trying merge.