Skip to content

Mike/improve/flashloan logic #72

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 2 commits into from
Closed

Mike/improve/flashloan logic #72

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
00b7c96
feat(flashloan-logic): use ray_mul_down for flashloan liquidity calcu…
matchv Oct 15, 2025
591e620
feat(flashloan-logic): use ray_div_down for conservative treasury acc…
matchv Oct 15, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 8 additions & 2 deletions aave-core/sources/aave-logic/flashloan_logic.move
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -748,9 +748,12 @@ module aave_pool::flashloan_logic {
let a_token_total_supply = a_token_factory::total_supply(a_token_address);
let reserve_accrued_to_treasury =
pool::get_reserve_accrued_to_treasury(reserve_data);
// Note: Use ray_mul_down for conservative liquidity calculation
// Ensures available flashloan liquidity is not overestimated
// Prevents protocol from lending more than actually available
let total_liquidity =
a_token_total_supply
+ wad_ray_math::ray_mul(
+ wad_ray_math::ray_mul_down(
reserve_accrued_to_treasury,
pool_logic::get_next_liquidity_index(&reserve_cache)
);
Expand All @@ -762,9 +765,12 @@ module aave_pool::flashloan_logic {
pool_logic::set_next_liquidity_index(&mut reserve_cache, next_liquidity_index);

// update accrued to treasury
// Note: Use ray_div_down for conservative treasury accrual
// Ensures protocol treasury doesn't accumulate optimistic amounts
// Aligns with mint_to_treasury's conservative minting approach
let new_reserve_accrued_to_treasury =
reserve_accrued_to_treasury
+ wad_ray_math::ray_div(premium_to_protocol, next_liquidity_index);
+ wad_ray_math::ray_div_down(premium_to_protocol, next_liquidity_index);
pool::set_reserve_accrued_to_treasury(
reserve_data, new_reserve_accrued_to_treasury
);
Expand Down
Loading