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mango-v4
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program: optimize cu usage in token deposit, by computing health only… (#786) 

* program: optimize cu usage in token deposit, by computing health only if user is being liquidated

Signed-off-by: microwavedcola1 <microwavedcola@gmail.com>

* Fixes from review

Signed-off-by: microwavedcola1 <microwavedcola@gmail.com>

* Fixes from review

Signed-off-by: microwavedcola1 <microwavedcola@gmail.com>

---------

Signed-off-by: microwavedcola1 <microwavedcola@gmail.com>
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microwavedcola1 2023-11-23 08:59:33 +01:00 committed by GitHub
parent 8129cf45b4
commit 236aee99d8
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1 changed files with 4 additions and 6 deletions
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10
programs/mango-v4/src/instructions/token_deposit.rs
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@ -124,16 +124,14 @@ impl<'a, 'info> DepositCommon<'a, 'info> {
// Since depositing can only increase health, we can skip the usual pre-health computation.
// Also, TokenDeposit is one of the rare instructions that is allowed even during being_liquidated.
// Being in a health region always means being_liquidated is false, so it's safe to gate the check.
if !account.fixed.is_in_health_region() {
let was_being_liquidated = account.being_liquidated();
if !account.fixed.is_in_health_region() && was_being_liquidated {
let health = cache.health(HealthType::LiquidationEnd);
msg!("health: {}", health);
// Only compute health and check for recovery if not already being liquidated
let was_being_liquidated = account.being_liquidated();
let recovered = account.fixed.maybe_recover_from_being_liquidated(health);
require!(
!was_being_liquidated || recovered,
MangoError::DepositsIntoLiquidatingMustRecover
);
require!(recovered, MangoError::DepositsIntoLiquidatingMustRecover);
}
// Group level deposit limit on account