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Merge pull request #5367

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63d1ae5 Do all block index writes in a batch (Pieter Wuille)
This commit is contained in:
Wladimir J. van der Laan
2014-12-11 16:14:53 +01:00
parent d7492304e9 63d1ae5556
commit dcc1304426
4 changed files with 29 additions and 33 deletions
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31
src/main.cpp
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@@ -1792,24 +1792,23 @@ bool static FlushStateToDisk(CValidationState &state, FlushStateMode mode) {
// First make sure all block and undo data is flushed to disk.
FlushBlockFile();
// Then update all block file information (which may refer to block and undo files).
bool fileschanged = false;
for (set<int>::iterator it = setDirtyFileInfo.begin(); it != setDirtyFileInfo.end(); ) {
if (!pblocktree->WriteBlockFileInfo(*it, vinfoBlockFile[*it])) {
return state.Abort("Failed to write to block index");
{
std::vector<std::pair<int, const CBlockFileInfo*> > vFiles;
vFiles.reserve(setDirtyFileInfo.size());
for (set<int>::iterator it = setDirtyFileInfo.begin(); it != setDirtyFileInfo.end(); ) {
vFiles.push_back(make_pair(*it, &vinfoBlockFile[*it]));
setDirtyFileInfo.erase(it++);
}
std::vector<const CBlockIndex*> vBlocks;
vBlocks.reserve(setDirtyBlockIndex.size());
for (set<CBlockIndex*>::iterator it = setDirtyBlockIndex.begin(); it != setDirtyBlockIndex.end(); ) {
vBlocks.push_back(*it);
setDirtyBlockIndex.erase(it++);
}
if (!pblocktree->WriteBatchSync(vFiles, nLastBlockFile, vBlocks)) {
return state.Abort("Files to write to block index database");
}
fileschanged = true;
setDirtyFileInfo.erase(it++);
}
if (fileschanged && !pblocktree->WriteLastBlockFile(nLastBlockFile)) {
return state.Abort("Failed to write to block index");
}
for (set<CBlockIndex*>::iterator it = setDirtyBlockIndex.begin(); it != setDirtyBlockIndex.end(); ) {
if (!pblocktree->WriteBlockIndex(CDiskBlockIndex(*it))) {
return state.Abort("Failed to write to block index");
}
setDirtyBlockIndex.erase(it++);
}
pblocktree->Sync();
// Finally flush the chainstate (which may refer to block index entries).
if (!pcoinsTip->Flush())
return state.Abort("Failed to write to coin database");