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Code Activity

* Renamed client service rollback() to bf_rollback() to better

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describe its purpose.
* Raise deadlock error for BF aborted transaction in after_statement()
  call if the error is not set yet.
This commit is contained in:
Teemu Ollakka
2018-07-06 15:42:03 +03:00
parent 5ef2c956a9
commit e876418ed3
8 changed files with 31 additions and 15 deletions
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12
include/wsrep/client_service.hpp
View File

@ -81,10 +81,16 @@ namespace wsrep
// Rollback
//
/**
* Roll back all transactions which are currently active
* in the client session.
* Perform brute force rollback.
*
* This method may be called from two contexts, either from
* client state methods when the BF abort condition is detected,
* or from the background rollbacker thread. The task for this
* method is to release all reasources held by the client
* after BF abort so that the high priority thread can continue
* applying.
*/
virtual int rollback() = 0;
virtual int bf_rollback() = 0;
//
// Interface to global server state

2
include/wsrep/client_state.hpp
View File

@ -267,6 +267,7 @@ namespace wsrep
*/
int start_transaction(const wsrep::transaction_id& id)
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
assert(state_ == s_exec);
return transaction_.start_transaction(id);
}
@ -327,6 +328,7 @@ namespace wsrep
int start_transaction(const wsrep::ws_handle& wsh,
const wsrep::ws_meta& meta)
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
assert(mode_ == m_high_priority);
return transaction_.start_transaction(wsh, meta);
}