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Don't report redundant feerates to subdaemons

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This commit is contained in:
Greg Sanders
2022-09-09 16:24:20 -04:00
committed by Christian Decker
parent 5b58eda748
commit 248d60d7bd
1 changed files with 7 additions and 5 deletions
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12
lightningd/chaintopology.c
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@@ -338,7 +338,7 @@ static void update_feerates(struct bitcoind *bitcoind,
* 2 minutes. The following will do that in a polling interval * 2 minutes. The following will do that in a polling interval
* independent manner. */ * independent manner. */
double alpha = 1 - pow(0.1,(double)topo->poll_seconds / 120); double alpha = 1 - pow(0.1,(double)topo->poll_seconds / 120);
bool feerate_changed = false; bool notify_feerate_changed = false;
for (size_t i = 0; i < NUM_FEERATES; i++) { for (size_t i = 0; i < NUM_FEERATES; i++) {
u32 feerate = satoshi_per_kw[i]; u32 feerate = satoshi_per_kw[i];
@@ -352,7 +352,7 @@ static void update_feerates(struct bitcoind *bitcoind,
/* Initial smoothed feerate is the polled feerate */ /* Initial smoothed feerate is the polled feerate */
if (!old_feerates[i]) { if (!old_feerates[i]) {
feerate_changed = true; notify_feerate_changed = true;
old_feerates[i] = feerate; old_feerates[i] = feerate;
init_feerate_history(topo, i, feerate); init_feerate_history(topo, i, feerate);
@@ -360,8 +360,6 @@ static void update_feerates(struct bitcoind *bitcoind,
"Smoothed feerate estimate for %s initialized to polled estimate %u", "Smoothed feerate estimate for %s initialized to polled estimate %u",
feerate_name(i), feerate); feerate_name(i), feerate);
} else { } else {
if (feerate != old_feerates[i])
feerate_changed = true;
add_feerate_history(topo, i, feerate); add_feerate_history(topo, i, feerate);
} }
@@ -390,6 +388,10 @@ static void update_feerates(struct bitcoind *bitcoind,
feerate, topo->feerate[i]); feerate, topo->feerate[i]);
} }
topo->feerate[i] = feerate; topo->feerate[i] = feerate;
/* After adjustment, If any entry doesn't match prior reported, report all */
if (feerate != old_feerates[i])
notify_feerate_changed = true;
} }
if (topo->feerate_uninitialized) { if (topo->feerate_uninitialized) {
@@ -399,7 +401,7 @@ static void update_feerates(struct bitcoind *bitcoind,
maybe_completed_init(topo); maybe_completed_init(topo);
} }
if (feerate_changed) if (notify_feerate_changed)
notify_feerate_change(bitcoind->ld); notify_feerate_change(bitcoind->ld);
next_updatefee_timer(topo); next_updatefee_timer(topo);