lib/wsrep-lib
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Provided methods to clone subset of transaction state for replay.

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This commit is contained in:
Teemu Ollakka
2019-04-03 18:36:07 +03:00
parent ae746fb289
commit e9dafb7373
3 changed files with 48 additions and 0 deletions
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25
include/wsrep/client_state.hpp
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@ -489,6 +489,31 @@ namespace wsrep
transaction_.adopt(transaction);
}
/**
* Clone enough state from another transaction so that replaing will
* be possible with a transaction contained in this client state.
* Method after_replay() must be used to inject the state after
* replaying back to this client state.
*
* @param transaction Transaction which is to be replied in this
* client state
*/
void clone_transaction_for_replay(const wsrep::transaction& transaction)
{
// assert(mode_ == m_high_priority);
transaction_.clone_for_replay(transaction);
}
/**
* Copy state from another transaction context after replay.
*
* @param transaction Transaction which was used for replaying.
*/
void after_replay(const wsrep::transaction& transaction)
{
transaction_.after_replay(transaction);
}
/** @name Non-transactional operations */
/** @{*/

5
include/wsrep/transaction.hpp
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@ -168,6 +168,11 @@ namespace wsrep
wsrep::seqno bf_seqno);
bool total_order_bf_abort(wsrep::unique_lock<wsrep::mutex>&,
wsrep::seqno bf_seqno);
void clone_for_replay(const wsrep::transaction& other);
void after_replay(const wsrep::transaction& other);
bool bf_aborted() const
{
return (bf_abort_client_state_ != 0);