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authorPieter Wuille <pieter.wuille@gmail.com>2013-07-20 14:34:16 +0200
committerPieter Wuille <pieter.wuille@gmail.com>2013-10-15 22:34:20 +0200
commit6055b9101bc91647fb80c7ed86fcff90e3e6dedf (patch)
treeb77370a39843e583cbfe513e196883a1df9b5e3f /src/main.cpp
parent38d15d8b427904a936a4fb4b8ac390bd637e1638 (diff)
Allow SendMessages to run partially without cs_main
SendMessages() tries to acquire a cs_main lock now, but this isn't nessecary for much of its functionality. Move those parts out of the locked section, so they can always be performed, and we hold cs_main for a shorter time.
Diffstat (limited to 'src/main.cpp')
-rw-r--r--src/main.cpp34
1 files changed, 18 insertions, 16 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 477bc74fae..0c31655fe9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4134,8 +4134,7 @@ bool ProcessMessages(CNode* pfrom)
bool SendMessages(CNode* pto, bool fSendTrickle)
{
- TRY_LOCK(cs_main, lockMain);
- if (lockMain) {
+ {
// Don't send anything until we get their version message
if (pto->nVersion == 0)
return true;
@@ -4170,20 +4169,6 @@ bool SendMessages(CNode* pto, bool fSendTrickle)
}
}
- // Start block sync
- if (pto->fStartSync && !fImporting && !fReindex) {
- pto->fStartSync = false;
- PushGetBlocks(pto, chainActive.Tip(), uint256(0));
- }
-
- // Resend wallet transactions that haven't gotten in a block yet
- // Except during reindex, importing and IBD, when old wallet
- // transactions become unconfirmed and spams other nodes.
- if (!fReindex && !fImporting && !IsInitialBlockDownload())
- {
- ResendWalletTransactions();
- }
-
// Address refresh broadcast
static int64 nLastRebroadcast;
if (!IsInitialBlockDownload() && (GetTime() - nLastRebroadcast > 24 * 60 * 60))
@@ -4234,6 +4219,23 @@ bool SendMessages(CNode* pto, bool fSendTrickle)
pto->PushMessage("addr", vAddr);
}
+ TRY_LOCK(cs_main, lockMain);
+ if (!lockMain)
+ return true;
+
+ // Start block sync
+ if (pto->fStartSync && !fImporting && !fReindex) {
+ pto->fStartSync = false;
+ PushGetBlocks(pto, chainActive.Tip(), uint256(0));
+ }
+
+ // Resend wallet transactions that haven't gotten in a block yet
+ // Except during reindex, importing and IBD, when old wallet
+ // transactions become unconfirmed and spams other nodes.
+ if (!fReindex && !fImporting && !IsInitialBlockDownload())
+ {
+ ResendWalletTransactions();
+ }
//
// Message: inventory